All Wiring Diagrams for Jeep Grand Cherokee Limited 2001

AIR CONDITIONING

Automatic A/C Wiring Diagram for Jeep Grand Cherokee Limited 2001

List of elements for Automatic A/C Wiring Diagram for Jeep Grand Cherokee Limited 2001:

(4.0l)
(4.7l)
(at bottom of steering column)
(at right front corner of engine compartment, next to battery) power distribution center
(between troughs in right engine compartment)
(in center spline trough side) s316
(near air bag control module) g302
(near breakout for front power outlet) s201
(near power distribution center) g101
(right rear of engine) g117
4.0l
4.7l
A/c comp rly ctrl
A/c compressor clutch
A/c compressor clutch relay
A/c high pressure switch (on discharge line block fitting, near compressor)
A/c low pressure switch (on top of accumulator)
A/c press signal
A/c switch signal
A16
Automatic zone control module
Battery
Blower motor (on passenger side end of heater-a/c housing)
Blower motor controller (on heater-a/c housing, inboard of blower motor)
Blower motor ctrl
Blower mtr ctrl
Blwr mtr high dr
Body control module (on left end of dash, attached to junction block)
C100
C102
C103
C13
C15
C18
C21
C23
C24
C32
C33
C35
C56
C94
C95
C96
D25
Defogger relay out
Defogger sw sense
Defogger system
Diagnostic junction port
Dr blend door dr
Dr blnd door driver
Driver blend door motor/actuator (on heater-a/c housing)
Driver blnd door driver
F22
Fuse 15a
Fuse 20 10a
Fuse 21 10a
Fuse 40a
Fuse 7 10a
Ground
Hot at all times
Hot in run
Hot in run or start
Ignition
Junction block (behind left side of dash)
Mode door driver
Mode door motor/actuator (on heater-a/c housing)
Panel lamps driver
Pass blend door dr
Pass blend door driver
Passenger blend door motor/actuator (on heater-a/c housing)
Pci bus
Pnk
Power distribution center (at right front corner of engine compartment, next to battery)
Powertrain control module (on right side of firewall)
Radiator fan motor (behind radiator)
Radiator fan relay (behind bumper fascia, below right headlamp)
Radiator fan relay ctrl
Recirc door driver
Recirculation door motor/actuator (on heater-a/c housing)
Red
Relay ctrl
Relay output
S103 (4.0l: near breakout for oxygen sensor 1/1 upstream) (4.7l: near breakout for engine oil pressure switch)
S132

Manual A/C Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Manual A/C Wiring Diagram for Jeep Grand Cherokee Limited 2001:

(4.0l)
(4.7l)
(between troughs in right engine compartment) s132
(in center spline trough side) s316
(in trough opposite end of power connector) s206
(near power distribution center) g101
(right rear of engine) g117
4.0l
4.7l
A/c comp rly ctrl
A/c compressor clutch
A/c compressor clutch relay
A/c high pressure switch (on discharge line block fitting, near compressor)
A/c low pressure switch (on top of accumulator)
A/c press signal
A/c switch signal
A16
Battery
Blend air dr posit ctrl
Blower motor (on passenger side end of heater-a/c housing)
Blower motor m1 driver
Blower motor m2 driver
Blower motor resistor block (bottom of heater-a/c housing, inboard of blower motor)
Blower mtr high driver
Blower mtr low driver
Body control module (on left end of dash, attached to junction block)
C103
C13
C15
C18
C21
C23
C24
C67
Defogger relay output
Defogger switch sense
Defogger system
F22
Fuse 15a
Fuse 20 10a
Fuse 21 10a
Fuse 40a
Gnd
Ground
Hot at all times
Hot in run
Hot in run or start
Ignition
Junction block (behind left side of dash)
Manual temperature control
Panel lamps driver
Power distribution center (at right front corner of engine compartment, next to battery)
Powertrain control module (on right side of firewall)
Radiator fan motor (behind radiator)
Radiator fan relay (below bumper fascia, below right headlamp)
Radiator fan relay ctrl
Red
Relay ctrl
Relay output
S103 (4.0l: near breakout for oxygen sensor 1/1 upstream) (4.7l: near breakout for engine oil pressure switch)
Tan
Temperature valve actuator

ANTI-LOCK BRAKES

Anti-lock Brake Wiring Diagrams for Jeep Grand Cherokee Limited 2001

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List of elements for Anti-lock Brake Wiring Diagrams for Jeep Grand Cherokee Limited 2001:

(main harn, near breakout for left courtesy lamp)
1999-00
4.7l only
A10
A20
B41
B42
B43
Brake warning ind in
Brake warning indicator switch (in master cylinder reservoir)
Computer data lines system
Controller anti-lock brake (mounted to hydraulic control unit)
D25
Diagnostic junction port (at bottom of steering column)
Driver door module (in driver door)
Exterior lights
F20
Fuse 10a
Fuse 15a
Fuse 20a
Fuse 40a
Fused ign (run)
G-switch (below right rear seat)
G-switch 1
G-switch 2
G-switch test sig
G102 (left side of eng compt)
Ground
Hot at all times
Hot in run
Instrument cluster
Junction block (behind left side of dash)
Juncton block (behind left side of dash)
L50
Left front wheel speed sensor (on left front steering knuckle)
Left rear wheel speed sensor (on left rear backing plate)
Lf wheel spd sens +
Lf wheel spd sens -
Lr wheel spd sens +
Lr wheel spd sens -
Pci bus
Pci bus c1
Power (battery)
Power distribution center (next to battery)
Powertrain control module (on right side of firewall)
Red
Rf wheel spd sens +
Rf wheel spd sens -
Right front wheel speed sensor (on right front steering knuckle)
Right rear wheel speed sensor (on right rear backing plate)
Rr wheel spd sens +
Rr wheel spd sens -
S117 (near trans- mission control module)
S210
S305 (near base of left "b" pillar)
S312 (left side of dash)
S313 (left side of dash)
S325 (near controller anti-lock module)
Seat module (under seat)
Sentry key immobilizer module (near ignition lock cylinder)
Stoplight sw in
Stoplight switch (top of brake pedal arm)
Transmission control module (on right inner fender)
Vehicle information center (in headliner)
Vehicle spd sens sig
Vehicle speed sensor signal

ANTI-THEFT

Anti-theft Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Anti-theft Wiring Diagram for Jeep Grand Cherokee Limited 2001:

(in trough near breakout for left courtesy lamp) s210
Automatic headlamp light sensor/vtss led
Body control module (on left end of dash)
Computer data lines system
Cyl lck sw
D25
Diagnostic junction port (at bottom of steering column)
Door ajar sw
Driver cylinder lock switch
Driver door lock motor/ajar switch
Driver door module
Fuse 10a
Fuse 15a
Fused b(+)
Fused ign
G101 (near power distribution center)
G300 (near left front seat)
G301 (near right front seat)
G302 (near air bag control module)
G69
G76
G77
G78
G80
Ground
Horn 1
Horn 2
Horn relay (in pdc)
Horn rly ctrl
Horn system (horn switch)
Hot at all times
Hot in acc or run
Hot in run or start
Junction block (behind left side of dash)
Left liftgate ajar switch
Left rear door lock motor/ajar switch
Lf ajar sw
Liftgate ajar
Liftgate ajar sw
Liftgate flip-up ajar switch
Passenger door lock motor/ajar switch
Passenger door module
Pci bus
Pnk
Power distribution center (next to battery)
Red
Right liftgate ajar switch
Right rear door lock motor/ajar switch
S132
S211
S312 (near breakout for brake lamp switch)
S324 (near right kick panel)
S336
S338
S356
S357
S402
S404 (near breakout for liftgate lock motor)
Sentry key immoblizer module (near ignition lock cylinder housing)
Tan/red
Vtss ind driver
Vtss led

BODY COMPUTER

Body Computer Wiring Diagrams for Jeep Grand Cherokee Limited 2001

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List of elements for Body Computer Wiring Diagrams for Jeep Grand Cherokee Limited 2001:

A/c sw sig
A/c system
A/c/ system
Amb temp sen ret
Amb temp sen sig
Anti-theft system
Battery
Bcm flash enable
Body control module
C103
C15
Computer data lines system
Coolant level sensor (in coolant reservoir/ overflow tank)
Coolant lvl sw sen
Crtsy lmp driver
Ctsy lp load shed
Ctsy lps driver
D19
D25
Data link connector
Defog rly ctrl
Defogger system
Door ajar sw sen
Door locks system
Dr ajar sw sense
E19
Exterior lights system
Fog lamp relay
Fog lamp sw sen
Fog lp rly ctrl
Fuse 10a
G10 g10
G101 (front of right front fender)
G18
G26
G302 (below center console)
G39
G52
G69
G73
G76
G77
G78
G80
Ground
Hazard sw sense
Headlamp sw mux
Headlamp sw ret
Headlight system
Headlights system
Hi beam rly ctrl
Hi beam sw sen
High beam relay
Horn rly ctrl
Horns system
Hot at all times
Hot in run & acc
Hot in run & start
Ignition (run/acc)
Ignition (st/run)
Interior light system
Interior lights system
Junction block (behind left side of dash)
Key-in ign sw
L109
L110
L27
L40
L80
L91
Lf seat heater sw
Liftgate ajar sw
Liftgate ctsy dis
Liftgte flip-up sw
Lo beam rly ctrl
Low beam relay
Low beam/drl relay
M20
P132
P133
P134
Panel lps dim sig
Panel lps driver
Park lamp relay
Park lmp rly out
Park lp rly ctrl
Park lp rly out
Pci bus
Radio ctrl mux
Radio ctrl mux ret
Rear defog sw sen
Rear window defogger relay
Red
Rf seat heater sw
S132
S205
S211
Seat blt sw sense
Seat heat sw grd
Seats system
Sound system
Sunroof delay relay
Sunroof rly ctrl
Tan/red
Ultralight sen ret
Ultralight sen sig
V10
V11
V14
V52
V55
V59
Vtss ind driver
W/ drl
W/o drl
Warning system
Washer pump sw
Washer sw sense
Wiper int rly ctrl
Wiper park sw
Wiper sw mux
Wiper sw ret
Wiper/washer system
X10
X20

COMPUTER DATA LINES

Computer Data Lines for Jeep Grand Cherokee Limited 2001

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List of elements for Computer Data Lines for Jeep Grand Cherokee Limited 2001:

(4.7l)
(right side of engine) g120
Airbag control module (below center floor console, near brake)
Automatic zone control module
Body control module (left end of dash, attached to j/b)
Compact disk changer
Conroller anti-lock brake (left side of engine compt)
D19
D20
D21
D25
D32
Data link connector (under left side of dash, near steering column)
Diagnostic junction port (at bottom of steering column)
Driver door module (in door)
Flash enable
Fuse 10a
Hot at all times
Instrument cluster
Junction block (behind left side of dash)
Passenger door module (in door)
Pci bus
Pnk
Pnk/ red
Pnk/red
Powertrain control module (right side of firewall)
Radio
S125 (4.7l) (near breakout to powertrain control module)
S130 (near breakout to powertrain control module)
S210 (left side of dash)
S305 (w/ power seats) (base of left "b" pillar)
S312 (left side of dash)
S324 (near right kick panel)
Sci receive
Sci transmit
Seat module (w/ power seats) (under seat)
Sentry key immobilizer module (near ignition lock cylinder housing)
Transmission control module (on right inner fender)
Vehicle information center

COOLING FAN

Cooling Fan Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Cooling Fan Wiring Diagram for Jeep Grand Cherokee Limited 2001:

(between troughs in right engine compartment) s132
(right headlamp area) g107
4.0l
4.7l
A16
Battery
C23
C24
Fuse 15a
Fuse 40a
Fused automatic shutdown relay
Gnd
Hot at all times
Hot w/ automatic shutdown relay energized
Hydraulic cooling module
Oxygen sensor downstream relay
Power distribution center (at right front corner of engine compartment, next to battery)
Powertrain control module (on right side of firewall)
Radiator fan motor (behind radiator)
Radiator fan relay (below bumper fascia, right headlamp)
Relay ctrl
Relay output

CRUISE CONTROL

Cruise Control Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Cruise Control Wiring Diagram for Jeep Grand Cherokee Limited 2001:

(left side of dash)
Accel
Cancel
Clock- spring
Coast
Cruise control switch 1
Cruise control switch 2
Dump
G107 (behind right headlamp)
G301 (below right front seat)
K29
Nca
On/off
Powertrain control module (or right side of firewall)
Resume/
S132
S213 (near clock spring)
S214 (near clock spring)
S314 (left side of dash)
S315
S329
Sensor ground
Set
Spd ctrl sw sig
Speed ctrl pwr
Stop sw sense
Stoplight switch (top of brake pedal arm)
Tan/red
V32
V35
V36
V37
Vacuum
Vacuum ctrl
Vehicle speed control servo (below battery tray)
Vent
Vent ctrl
W/ power seats
W/o power seats

DEFOGGERS

Defogger Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Defogger Wiring Diagram for Jeep Grand Cherokee Limited 2001:

12v
Atc
Automatic zone control module
Body control module
Computer data line system
Defog relay input
Defog sw sens
Defogger relay ctrl
Defogger sense sw
Diagnostic junction port (at bottom of steering column)
Fuse 10a
Fuse 40a
G300 (below left front seat)
Ground
Hot at all times
Junction block (behind left side of dash)
Left front door module
Left power mirror
Manual temperature control
Ntc
Pci bus
Power distribution center (next to battery)
Rear window defogger
Rear window defogger relay
Red/ tan
Red/tan
Right front door module
Right power mirror
S210 (left side of dash)
S312 (left side of dash)
S324 (right kick panel)
S400
S401

ENGINE PERFORMANCE

4.0L

4.0L, Engine Performance Wiring Diagrams (1 of 3) for Jeep Grand Cherokee Limited 2001

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List of elements for 4.0L, Engine Performance Wiring Diagrams (1 of 3) for Jeep Grand Cherokee Limited 2001:

(in pdc) transmission control relay
(left rear of transmission) output speed sensor
(on transmission valve body) transmission solenoid
(right side of engine)
+5v
3-4 shift sol
C24
Ckp sens
Cmp sens
Coil drv 1
Coil drv 2
Coil drv 3
Cooling fan system
Ect sens
F991
Fan rly ctrl
Fuel injectors
Fuse 10a
Fuse 15a
Fuse 30a
Fused b+
G120
G60
Gen field drv
Generator
Gov pres sens
Gov pres sig
Gov pres sol
Ground
Hot at all times
Iac 1 drv
Iac 2 drv
Iac 3 drv
Iac 4 drv
Iat sens
Ign sw out
Inj 1 drv
Inj 2 drv
Inj 3 drv
Inj 4 drv
Inj 5 drv
Inj 6 drv
Instrument cluster, anti-lock brakes & transmission control systems (vehicle speed signal)
K11
K12
K13
K14
K141
K20
K21
K22
K24
K241
K30
K341
K38
K39
K40
K41
K44
K58
K59
K60
K88
K91
K92
K93
Map sens
Nca
O2 sens 1/1
O2 sens 1/2
O2 sens 2/1
O2 sens 2/2
Oil pres sens
Out spd sens
P/n switch
Park/neutral position switch (lower left side of transmission)
Pnk
Power distribution center (at right front corner of eng compt, next to battery)
Powertrain control module (on right side of firewall)
Rail coil (right rear of engine)
Red
S102 (eng harn, near breakout for rail coil)
S109 (eng harn, near breakout for fuel inj 2)
S122 (eng harn, near breakout in rail coil)
S126 (eng harn, in trough near breakout for pcm)
Sens ground
Sensor ground
Solenoid ctrl
Spd sens gnd
Starting system
T121
T13
T14
T22
T24
T25
T54
Tan
Tan/pnk
Tan/red
Tcc sol
Tcc sol ctrl
Temp sig
To spark plugs
Tp sens
Trans ctl rly
Trans temp
Var force sol
Vss signal
Z11
Z12

4.0L, Engine Performance Wiring Diagrams (2 of 3) for Jeep Grand Cherokee Limited 2001

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List of elements for 4.0L, Engine Performance Wiring Diagrams (2 of 3) for Jeep Grand Cherokee Limited 2001:

(eng harn, in trough near break- out for pcm)
(eng harn, in trough near breakout for pcm)
(eng harn, near breakout for crank- shaft position sensor) s105
(eng harn, near breakout for fuel inj 5)
(front body harn, in center spline, near breakout for brake lamp switch)
(near breakout to capacitor) s123
(on throttle body) idle air control motor
(under driver's seat) g300
Automatic shut down relay
Camshaft position sensor (on right side of eng, near oil filter)
Capacitor
Crankshaft position sensor (on transmission bellhousing)
Cruise control system
Engine coolant temperature sensor (on thermostat housing)
Engine oil pressure sensor (right rear of eng block)
Fuel pump module (top of fuel tank)
Fuel pump relay
Fuse 10a
Fuse 15a
Fuse 20a
Fuse 30a
Hot at all times
Hot in start or run
Intake air temperature sensor (in intake manifold plenum)
Junction block (behind left side of dash)
Manifold absolute position sensor (on side of throttle body)
Nca
No 2 drv
No 3 drv
No 4 drv
No1 drv
Power distribution center (at right front corner of eng compt, next to battery)
S107
S112
S128
S131 (in trough near breakout for pdc)
S315
Throttle position sensor (on throttle body)

4.0L, Engine Performance Wiring Diagrams (3 of 3) for Jeep Grand Cherokee Limited 2001

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List of elements for 4.0L, Engine Performance Wiring Diagrams (3 of 3) for Jeep Grand Cherokee Limited 2001:

(bottom of steering column) diagnostic junction port
(near breakout to 2/2 o2 sensor)
(near breakout to o2 sensor)
(right rear of engine) g117
(under left side of dash, near steering column)
1/1 2/1 o2 rly
1/1 o2 rly
2/1 o2 sens
A/c pres sig
A/c system
Asd relay ctrl
Asd rly out
Bat tem sens sig
Battery temperature sensor (below battery tray)
Brake sw sens
C13
C18
Check engine ind
Comp cl ctrl
Cruise control system
D21
D25
D32
Data link connector
Evap emis
Evap/purge solenoid (on left fender side shield)
F42
Fuel lev sensor
Fuel pmp rly
Fuse 10a
G302 (below center console)
Gen source
Hot in start or run
Instrument cluster
Junction block (behind left side of dash)
K106
K107
K199
K21
K226
K25
K251
K29
K31
K51
K52
K99
Leak det pmp
Leak det pump
Leak detection pump (below air cleaner housing)
Nca
O2s heater relay (down- stream)
Overdrive switch
Oxygen sensor 1/1 upstream (in exhaust manifold front outlet)
Oxygen sensor 1/2 downstream (in outlet of front mini catalytic converter)
Oxygen sensor 2/1 upstream (in exhaust manifold rear outlet)
Oxygen sensor 2/2 downstream (in outlet of rear mini catalytic converter)
Pci bus
Pnk
Power distribution center (at right front corner of eng compt, next to battery)
Powertrain control module (on right side of firewall)
S104
S106
S110
S111
S130 (in breakout for pcm)
S203
S316
Sci receive
Sci transmit
Shift interlock system
Spd ctrl pow
Spd ctrl sw
T99
Tan/red
Torque man req
V32
V35
V36
V37
Vac sol ctrl
Vent sol ctrl

4.7L

4.7L, Engine Performance Wiring Diagrams (1 of 3) for Jeep Grand Cherokee Limited 2001

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List of elements for 4.7L, Engine Performance Wiring Diagrams (1 of 3) for Jeep Grand Cherokee Limited 2001:

(eng harn, near breakout for fuel inj 4)
(eng harn, near breakout for fuel inj 6)
(eng harn, near breakout for idle air control motor)
(right side of engine)
+5v
A/c pres sig
A/c pressure transducer
C18
C24
Capacitor
Ckp sens
Cmp sens
Coil drv 1
Coil drv 2
Coil drv 3
Coil drv 4
Coil drv 5
Coil drv 6
Coil drv 7
Coil drv 8
Coil on plug 1
Coil on plug 2
Coil on plug 3
Coil on plug 4
Coil on plug 5
Coil on plug 6
Coil on plug 7
Coil on plug 8
Cooling fans system
Ect sens
F991
Fan rly ctrl
Fuel injectors
Fuse 10a
Fused b+
G120
G60
Gen field drv
Generator
Ground
Hot at all times
Iac 1 drv
Iac 2 drv
Iac 3 drv
Iac 4 drv
Iat sens
Ign sw out
Inj 1 drv
Inj 2 drv
Inj 3 drv
Inj 4 drv
Inj 5 drv
Inj 6 drv
Inj 7 drv
Inj 8 drv
K11
K12
K13
K14
K141
K17
K18
K20
K21
K22
K24
K241
K341
K38
K39
K40
K41
K44
K58
K59
K60
K91
K92
K93
K94
K95
K96
K97
K98
Map sens
Nca
O2 sens 1/1
O2 sens 1/2
O2 sens 2/1
O2 sens 2/2
Oil pres sens
P/n switch
Power distribution center (at right front corner of eng compt, next to battery)
Powertrain control module (on right side of firewall)
S102
S109
S118
S121
S124
Sens ground
T24
Tan
Tan/pnk
Tan/red
Tp sens
Transmission, anti-lock brake and instrument cluster systems (speed signal)
Vss signal
Z11
Z12

4.7L, Engine Performance Wiring Diagrams (2 of 3) for Jeep Grand Cherokee Limited 2001

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List of elements for 4.7L, Engine Performance Wiring Diagrams (2 of 3) for Jeep Grand Cherokee Limited 2001:

(eng harn, in breakout for crank- shaft position sensor) s119
(eng harn, in trough near breakout for pcm)
(eng harn, near breakout for fuel inj 7) s107
(eng harn, near breakout for oxygen sensor)
(in break- out to tp sensor) s120
(not used)
(on throttle body) idle air control motor
(under driver's seat) g300
Automatic shut down relay
Camshaft position sensor (front top of right cylinder head)
Crankshaft position sensor (above starter motor)
Cruise control system
Engine coolant temperature sensor (near front of intake manifold)
Engine oil pressure sensor (above oil filter)
Fuel pump module (top of fuel tank)
Fuel pump relay
Fuse 10a
Fuse 15a
Fuse 20a
Fuse 30a
Hot at all times
Hot in start or run
Intake air temperature sensor (in intake manifold plenum)
Junction block (behind left side of dash)
Manifold absolute position sensor (front of intake manifold)
No 2 drv
No 3 drv
No 4 drv
No1 drv
Power distribution center (at right front corner of eng compt, next to battery)
S105
S116
S122
S128
S315
Throttle position sensor (on throttle body)
Transmission control system
Transmission solenoid assembly (on transmission valve body)

4.7L, Engine Performance Wiring Diagrams (3 of 3) for Jeep Grand Cherokee Limited 2001

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List of elements for 4.7L, Engine Performance Wiring Diagrams (3 of 3) for Jeep Grand Cherokee Limited 2001:

(bottom of steering column) diagnostic junction port
(eng harn, in breakout for fuel inj 8) s112
(eng harn, near breakout for oxygen sensor)
(right rear of engine compt)
(right rear of engine) g117
1/1 2/1 o2 rly
1/1 o2 ctrl
2/1 o2 ctrl
A/c pres sig
A/c system
Asd relay ctrl
Asd rly out
Bat tem sens sig
Battery temperature sensor (below battery tray)
Brake sw sens
C13
C21
Charging system
Check engine ind
Ckp sens sig
Comp cl ctrl
Cooling fans system
Cruise control system
D21
D25
D32
Data link connector (under left
Evap emis
Evap/purge solenoid (on left fender side shield)
F42
Fuel lev sensor
Fuel pmp rly
Fuse 10a
Gen source
Hot in start or run
Instrument cluster
Junction block (behind left side of dash)
K106
K107
K142
K199
K21
K22
K226
K24
K25
K251
K29
K31
K42
K51
K52
K99
Knock sens
Knock sens 2
Knock sensor (high output)
Leak det pmp
Leak det pump
Leak detection pump (below air cleaner housing)
Nca
O2s heater relay (down- stream)
Oxygen sensor 1/1 (upstream) (below left exhaust manifold, in downpipe)
Oxygen sensor 1/2 (downstream) (in outlet of front mini catalytic converter)
Oxygen sensor 2/1 (upstream) (below right exhaust manifold, in downpipe)
Oxygen sensor 2/2 (downstream) (in outlet of right mini catalytic converter)
Pci bus
Pnk
Power distribution center (at right front corner of eng compt, next to battery)
Powertrain control module (on right side of firewall)
S104
S106
S110
S125 (eng harn, at breakout for pcm)
S130 (eng harn, in breakout for pcm)
S131 (eng harn, in trough near breakout for pdc)
S160
S316
Sci receive
Sci transmit
Sensor ground
Shift interlock system
Side of dash, near steering column)
Spd ctrl pow
Spd ctrl sw
T10
T99
Tan/red
Torque man req
Torque req
Tp sens sig
Transmission control module (on right inner fender)
V32
V35
V36
V37
Vac sol ctrl
Vent sol ctrl

EXTERIOR LIGHTS

Back-up Lamps Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Back-up Lamps Wiring Diagram for Jeep Grand Cherokee Limited 2001:

4.0l
4.7l
Automatic day/night mirror
Back- up lamp
Fuse 20 10a
G300 (under left seat)
G301 (under right seat)
Hot in run
Junction block
Left rear lamp assembly
Park/neutral position switch (lower left side of transmission)
Right rear lamp assembly
S307
S310 near left rear taillamp)
S328 (body harness, right cowl area)
S332
Trailer tow connector
Transmission solelnoid/trs assembly (on transmission valve body)
W/ rear power outlet

Exterior Lamps Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Exterior Lamps Wiring Diagram for Jeep Grand Cherokee Limited 2001:

(+)
(below center of console) g302
(in left headlamp assembly) s155
(in left headlamp assembly) s156
(in right headlamp assembly) s153
(in right headlamp assembly) s154
(near license plate) s411
2001 only
87a
Body control module
Center high mounted stop lamp
Combination flasher
Controller anti-lock brake
Fuse 10a
Fuse 15a
Fused
Fused ignition switch output
G102 (left front shock tower)
G107 (behind right headlamp)
G206 (center of dash, below air bag control module)
G300 (under drivers seat)
G301 (under right front seat)
G302 (below center of console)
Hazard
Hazard switch sense
Hot at all times
Hot in run
Instrument cluster
Junction block
Left front park lamp
Left front park/ turn lamp
Left front side marker lamp
Left rear lamp assembly
Left rear tail/ stop lamp
Left rear turn lamp
Left turn
Left turn indi- cator
Left turn signal
Left turn switch sense
License lamp 1
License lamp 2
Multi- function switch
Park lamp relay
Park lamp relay control
Park lamp relay output
Pnk
Pnk/
Red
Right front park lamp
Right front park/ turn lamp
Right front side marker lamp
Right rear lamp assembly
Right rear tail/ stop lamp
Right rear turn lamp
Right turn
Right turn indi- cator
Right turn signal
Right turn switch sense
S151
S152
S203
S205
S306 (behind left quarter panel)
S307
S309 (left rear taillamp)
S311 (near left rear tail lamp)
S313 (near stop- light switch)
S326 (right front door jam)
S327 (behind right kick panel)
S332 (near right b pillar)
S401
S412
Stop- light switch
Tan
Tan/
Trailer tow circuit
W/rear power outlet

Trailer Tow Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Trailer Tow Wiring Diagram for Jeep Grand Cherokee Limited 2001:

(in left front door sill trough) s319
(near stoplight switch) s313
(near trailer tow connector) s410
15a
87a
Back-up lamps circuit
Body control module
Brake sw
Cigar lighter relay
Combination flasher
Controller, anti-lock brakes
Electric brake
Exterior lamps circuit
Fuse 15a
Fuse 20a
G200 (center of dash, below air bag control module)
G300 (under drivers seat)
G301 (under right front seat)
Ground
Hot at all times
Junction block
Lamp output
Left turn signal
Park lamp relay
Park lamp relay control
Red
Right turn signal
S205 (right center of dash)
S306 (behind left quarter panel)
S309 (near left rear tail lamp)
S311 (near left rear taillamp)
S327 (behind right kick panel)
S332
S406 (in trailer tow warness)
S407 (in trailer tow harness)
S408 (behind left quarter panel)
S409
Stoplight switch
Trailer brake
Trailer tow brake lamp relay (left rear quarter panel)
Trailer tow circuit breaker
Trailer tow connector
Trailer tow left turn relay (left rear quarter panel)
Trailer tow right turn relay (left rear quarter panel)

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 4) for Jeep Grand Cherokee Limited 2001

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List of elements for Ground Distribution Wiring Diagram (1 of 4) for Jeep Grand Cherokee Limited 2001:

(4.0l) radiator fan motor
(4.0l) radiator fan relay
(4.7l)
(4.7l) transmission control relay
(near starter) g120 (4.0l) g111 (4.7l) (near battery)
A/c compressor clutch
A/c low pressure switch
Battery
Controller anti-lock brake
Coolant level sensor
Data link connector (dlc)
Electronic speed control servo
Front washer pump
Front wiper pump
G101 (near power distribution center)
G102 (left side of engine compartment)
G111 (near battery)
G117 (right rear of engine)
G120 (right side of engine)
Horn
Left fog lamp
Left front park lamp
Left front park/turn signal lamp
Left high beam headlamp
Left low beam headlamp
Line pressure sensor
Nca
Oxygen sensor 1/2 (downstream)
Oxygen sensor 2/2 (downstream)
Power distribution center
Powertrain control module
Rear washer pump
Right fog lamp
Right front park lamp
Right front park/turn signal lamp
Right high beam headlamp
Right low beam headlamp
S103 (4.0l) (near breakout for oxygen sensor 1/1 upstream) (4.7l) (near breakout for engine oil pressure switch)
S104 (4.0l) (in break out for ground located on right rear of engine) (4.7l) (near breakout for oxygen sensors)
S133 (near break out for battery temperature sensor)
S134 (in trough near breakout for controller anti-lock brake)
S151 (in headlamp assembly)
S152 (in headlamp assembly)
Transfer case switch
Transmission control module
Under- hood lamp
Washer fluid level switch
Wiper high/low relay
Z11
Z12
Z13
Z14
Z21

Ground Distribution Wiring Diagram (2 of 4) for Jeep Grand Cherokee Limited 2001

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List of elements for Ground Distribution Wiring Diagram (2 of 4) for Jeep Grand Cherokee Limited 2001:

(midline/premium) driver lumbar switch
(premium) seat module
1
12 c2
Automatic day/night
Base
Center high mounted stop lamp
Driver power seat switch
Driver rear power window switch
Driver's seat)
Fuel pump module
G300 (near left front seat)
Left liftgate ajar switch
Left rear door power lock motor/ ajar switch
Left rear lamp assembly
License lamp 1
License lamp 2
Liftgate flip-up ajar switch
Liftgate flip-up release solenoid
Mirror
Nca
Other
Premium power seats
Rear window defogger
Rear wiper motor
Right liftgate ajar switch
S300 (near break out for ground near left front seat)
S345 (near break out for left handle courtesy lamp)
S355 (near break out for 10 cavity black connector, under driver's seat & 6 cavity black connector under passenger's seat)
S356 (near break out for left rear door lock motor/ajar switch)
S401 (near rear window defogger ground connector)
S402 (near breakout for liftgate flip-up ajar switch)
S410 (at trailer tow connector)
S412 (in break out for 4 cavity black in-line connector bottom center of liftgate)
Seat belt switch
Sun roof
Sun roof control module
Sun roof motor
Sun roof switch
Trailer tow brake lamp relay
Trailer tow connector
Trailer tow left turn relay
Trailer tow right turn relay
Vehicle information center

Ground Distribution Wiring Diagram (3 of 4) for Jeep Grand Cherokee Limited 2001

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List of elements for Ground Distribution Wiring Diagram (3 of 4) for Jeep Grand Cherokee Limited 2001:

Air bag control module
Base
Brake lamp switch
Driver cylinder lock switch
Driver door lock/motor ajar switch
Driver door module
Electric brake
G301 (near right front seat)
G302 (near air bag control module)
Motor)
Motor/ajar switch)
Other
Passenger door lock/motor ajar switch
Passenger door module
Passenger lumbar switch
Passenger power seat switch
Passenger rear power window switch
Power amplifier
Premium
Radio
Rear power outlet
Right rear door power lock motor/ ajar switch
Right rear lamp assembly
S329 (in sill trough near break out for ground near right front seat)
S330 (near breakout for 6 cavity black connector under passenger's seat)
S331 (in sill trough near break out for 11 cavity white connector right "b" pillar)
S332 (in sill trough near break out for 11 cavity white connector in right "b" pillar)
S341 (near break out for 6 cavity black connector under passenger's seat)

Ground Distribution Wiring Diagram (4 of 4) for Jeep Grand Cherokee Limited 2001

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List of elements for Ground Distribution Wiring Diagram (4 of 4) for Jeep Grand Cherokee Limited 2001:

(mtc) temperature valve actuator
(premium 1/3) driver heated seat switch
(premium 1/3) passenger heated seat switch
14 c1
2 c1
87a
Ash receiver lamp
Automatic zone control module
Blower motor controller
Body control module
Cigar lighter
Cigar lighter relay
Front power outlet
G302 (near air bag control module)
Ignition switch
Instrument cluster
Junction block
Left multi- function switch
Low beam daytime running lamp relay (drl)
Manual temperature control
Override switch
Park lamp relay
Power connector
S201 (azc) (near break out for front power outlet)
S203 (near break out for cigar lighter)
S205 (in trough near break out for power connector)
S211 (in trough near break out for left courtesy lamp)
Sentry key immobilizer module
Transmission range indicator illumination (prndl)

HEADLIGHTS

Headlight Wiring Diagram, with DRL for Jeep Grand Cherokee Limited 2001

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List of elements for Headlight Wiring Diagram, with DRL for Jeep Grand Cherokee Limited 2001:

(battery)
(ground)
(in headlamp assembly) s151
(low beam ctrl)
(low beam out)
Auto
Auto headlamp sw out
Automatic headlamp light/sensor vtss led (top of dash)
Body control module (left end of dash)
D25
Diagnostic junction port (at bottom of steering column)
Flash
Fog
Fog lamp relay
Fog lamp relay control
Fog lamp sense
Fuse 10a
Fuse 15a
Fuse 50a
G100 (front of left front fender)
G101 (front of right front fender
G302 (below center console)
G52
Head
Headlamp dimmer sw
Headlamp sw ground
High
High beam indicator
High beam relay
High beam relay control
Hot at all times
Instrument cluster
Junction block (behind left side of dash)
L109
L110
L27
L40
L80
Left fog lamp
Left high beam headlight
Left low beam headlight
Left multi-function switch
Low
Low beam relay control
Low beam/daytime running lamp relay
Off
Park
Pci bus
Power distribution center (next to battery)
Red
Right fog lamp
Right high beam headlight
Right low beam headlight
S133
S134
S205
Sensor ground
Sensor signal

Headlight Wiring Diagram, without DRL for Jeep Grand Cherokee Limited 2001

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List of elements for Headlight Wiring Diagram, without DRL for Jeep Grand Cherokee Limited 2001:

(in headlamp assembly) s151
Auto
Auto headlamp sw out
Automatic headlamp light/sensor vtss led (top of dash)
Body control module (left end of dash)
D25
Diagnostic junction port (at bottom of steering column)
Flash
Fog
Fog lamp relay
Fog lamp relay control
Fog lamp sense
Fuse 10a
Fuse 15a
Fuse 50a
G100 (front of left front fender)
G101 (front of right front fender
G302 (below center console)
G52
Head
Headlamp dimmer sw
Headlamp sw ground
High
High beam indicator
High beam relay
High beam relay control
Hot at all times
Instrument cluster
Junction block (behind left side of dash)
L109
L110
L27
L40
L80
Left fog lamp
Left high beam headlight
Left low beam headlight
Left multi-function switch
Low
Low beam relay
Low beam relay control
Off
Park
Pci bus
Power distribution center (next to battery)
Red
Right fog lamp
Right high beam headlight
Right low beam headlight
S133
S134
S205
Sensor ground
Sensor signal

HORN

Horn Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Horn Wiring Diagram for Jeep Grand Cherokee Limited 2001:

Body control module
Clockspring
Fuse 15a
G103 (above left front wheelwell)
Horn 1 (lower right front of engine compt)
Horn 2 (lower right front of engine compt)
Horn relay (in pdc)
Horn switch
Hot at all times
Junction block (left side of dash)
Nca
Power distribution center (right front corner of engine compt, next to battery)
Red
Relay ctrl
S132

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Instrument Cluster Wiring Diagram for Jeep Grand Cherokee Limited 2001:

(below left front seat) g300
(engine compt right rear of engine compt) s130
(in trough, left side of dash) s210
(near junction block breakout)
4.7l
Abs warning
Air bag control module (below floor console, near park brake)
Air bag warning
Base
Body control module
Brake warn
Brake warning
Check engine
Check gauges
Computer data lines system
Controller anti-lock brake (left side of engine compt, mounted to hydraulic control unit)
Coolant level sense
Coolant level sensor (in fluid reservoir)
Cruise
D25
Diagnostic junction port (at bottom of steering column)
Ect
Engine controls system
Engine coolant temperature gauge
Engine coolant temperature sensor (4.0l: on thermostat housing) (4.7l: front of manifold)
Engine oil pressure sensor (4.0l: right rear side of engine) (4.7l: lower left front of engine, above oil filter)
Except base
Exterior lights system
F33
Fog lamp
Fuel gauge
Fuel lvl
Fuel pump module (top of fuel tank)
Fuse 10a
Fused (b+)
G107 (behind right headlamp)
G117 (right rear of engine)
G206 (center of dash, below air bag control module)
G60
Ground
High beam
Hot at all times
Hot in run or start
Ign (st/run)
Illumination
Illumination (5 bulbs)
Instrument cluster
Junction block (behind left side of dash)
K226
L60
L61
Left side of dash)
Left turn
Low collant level
Low fuel warning
Nca
Oil pres
Oil pressure gauge
Overdrive
Park brake switch (on park brake bracket)
Part time 4wd
Pci bus
Pnk/red
Powertrain control module (right side of firewall)
Rear fog lamp
Right turn
S102 (near rail coil breakout)
S103
S117 (4.7l) (right rear of engine)
S132
S203
S211
S300
S324 (right kick panel)
S325
S355
Seat belt sense
Seat belt switch (at driver seat)
Seat belt warning
Sens gnd
Sentry key immobilizer
Sentry key immobilizer module (near ignition lock cylinder housing)
Speedometer
T107
Tachometer
Tan
Transfer case switch (on transfer case)
Transmission control module (right front inner fender)
Transmission temperature
Voltmeter
Vss
Vss sig
Water in fuel

Overhead Console Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Overhead Console Wiring Diagram for Jeep Grand Cherokee Limited 2001:

Computer data lines system
D25
Drivers seat)
F70
Fuse 10a
Fuse 15a
Fused b+
Fused ign
G300 (under
Ground
Hot at all times
Hot in run or start
Junction block (behind left side of dash)
Other
Pci bus
Pnk
Premium power seats
S301
S346
S349
Vehicle information center (at headliner)

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Courtesy Lamps Wiring Diagram for Jeep Grand Cherokee Limited 2001:

(near lifgate lock motor) s404
Ajar sens
Body control module
Cargo lamp
Driver door courtesy lamp
Driver door lock motor/ ajar switch
Driver door module (behind left front door panel)
Fuse 10a
Fuse 15a
Fuse 50a
Fused b+
G102 (left side of engine compt)
G300 (near left front seat)
G301 (near right front seat)
G302 (near air bag control module)
Glove box lamp
Ground
Hot at all times
Hot in run or acc
Hot in run or start
Junction block (behind left side of dash)
Lamp drvr
Lamp gnd
Left courtesy lamp
Left door handle courtesy lamp
Left liftgate ajar witch
Left rear door lock motor/ ajar switch
Left visor/ vanity lamp
Liftgate flip-up ajar witch
Overhead map/ courtesy lamp
Passenger door courtesy lamp
Passenger door lock motor/ ajar switch
Passenger's door module (behind right front door panel)
Pnk
Pnk pnk
Pnk/ red
Power distribution center (next to battery)
Right courtesy lamp
Right door handle courtesy lamp
Right liftgate ajar witch
Right rear door lock motor/ ajar switch
Right visor/ vanity lamp
S134
S205
S207
S211
S336
S338
S346
S348
S356
S357
S402
S405 (near rear wiper motor)
Tan/ red
Tan/red
Underhood lamp
Upper dash)
Wiper/ washer system

Instrument Illumination Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Instrument Illumination Wiring Diagram for Jeep Grand Cherokee Limited 2001:

Ash receiver lamp
Atc
Automatic zone control module
Body control module
Dome on day brightness dimmer dome inhibit
Driver heated seat switch
Fuse 10a
G302 (near air bag control module)
Hot at all times
Hot in run or acc
Hot in run or start
Junction block (behind left side of dash)
Left multi- function switch
Manual temperature control
Mtc
Passenger heated seat switch
Prndl/transfer case illumination
Radio
Red
S202 (dash harn, lower dash)
S203
S205
S211

MEMORY SYSTEMS

Memory Mirrors Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Memory Mirrors Wiring Diagram for Jeep Grand Cherokee Limited 2001:

Automatic day/night mirror
Body control module (left end of dash, attached to junction block)
C117
C118
Computer data lines
D25
Diagnostic junction port (bottom of steering column)
Down
Driver door module (in driver's door)
Driver power mirror
F21
Fuse 50a
Fused b+
G301 (under passenger seat)
Ground
Heater
Hot at all times
Junction block (behind left side of dash)
Kick panel)
Left
Memory 1
Memory 2
Memory set
Memory set 1
Memory set 2
Memory set switch
Memory switch mux
Memory switch rtn
Mirror common
Mirror heater 12v
Mirror heater gnd
Mirror horiz driver
Mirror horiz pos sig
Mirror sensor gnd
Mirror vert driver
Mirror vert pos sig
Of dash)
P64
P65
P69
P91
P93
P95
Passenger power mirror
Passenger's door module (in passenger's door)
Pci bus
Power distribution center (next to battery)
Red
Right
S336

Memory Seat Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Memory Seat Wiring Diagram for Jeep Grand Cherokee Limited 2001:

(body harn, left "b" pillar)
(body harn, left side of dash)
(in seat harn)
Back
Circuit breaker 2 20a
Computer data lines
D25
Driver power seat switch
Driver seat front riser motor sensor (under left seat)
Driver seat front vertical motor
Driver seat horizontal motor
Driver seat horizontal motor sensor (under left seat)
Driver seat rear riser motor sensor (under left seat)
Driver seat rear vertical motor
Driver seat recliner motor
Driver seat recliner motor sensor (under left seat)
Driver's door module (in driver's door)
F135
F21
F35
Frnt riser pos sig
Fuse 50a
Fused b+
Fwd
G300 (under driver's seat)
G301 (under
G301 (under passenger seat)
Gnd
Ground
Hot at all times
Junction block (behind left side of dash)
L seat htr b+
L seat htr gnd
L seat temp sens
Memory 1
Memory 2
Memory position 1
Memory position 2
Memory set
Memory set switch
Memory switch rtn
Memory switch set
P11
P111
P113
P115
P117
P119
P121
P13
P130
P131
P135
P141
P143
P15
P17
P19
P21
P25
P26
P27
P28
P29
P41
P43
P47
P86
Passenger seat)
Pci bus
Power distribution center (next to battery)
R seat htr b+
R seat htr gnd
R seat temp sens
Rear riser sig
Recline
Recliner dwn drvr
Recliner dwn sens
Recliner pos sig
Recliner up drvr
Recliner up sens
Red
S301
S305
S312
S336
S351
S352
S353
S355
Seat frnt
Seat frnt dwn drvr
Seat frnt dwn sens
Seat frnt up drvr
Seat frnt up sens
Seat horiz
Seat horiz fwd drvr
Seat horiz fwd sens
Seat horiz rear drvr
Seat horiz rear sens
Seat horiz sig
Seat module (under driver's seat)
Seat pos sensor gnd
Seat rear
Seat rear dwn drvr
Seat rear dwn sens
Seat rear up drvr
Seat rear up sens
Seat sensor 5v
Seat switch b+
Seats (heated)

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 3) for Jeep Grand Cherokee Limited 2001

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List of elements for Power Distribution Wiring Diagram (1 of 3) for Jeep Grand Cherokee Limited 2001:

(rear of right front fender) red s127
(under driver red seat) s353
A/c com- pressor clutch relay
A30
Automatic shutdown relay
Battery
Blower motor
Blower motor controller
Circuit breaker 2 20a
Controller anti-lock brake
Data link connector
Driver lumbar switch
Driver power seat switch
Engine starter motor
Engine starter motor relay
F35
F35 c2
Fog lamp relay
From a fuse 15 (diagram 1 of 3)
Fuel pump relay
Fuse 10a
Fuse 10a (gas)
Fuse 15a
Fuse 20a
Fuse 30a
Fuse 40a
Fuse 50a
Generator
High beam relay
Horn relay
Instrument cluster
Junction block
Low beam relay (w/o drl)
Low beam/ daytime running lamp relay
Midline
Nca
Park lamp relay
Passenger lumbar switch
Passenger power seat switch
Pnk/red
Power distribution center
Power- train control module
Premium
Premium i only
Radiator fan relay
Red
Red c
Red/tan
S100 (near pdc)
Seat module
Stop- light switch
Sun roof delay relay
To cigar lighter relay (j/b) (diagram 2 of 3)
To fuse 18 (j/b) (diagram 3 of 3)
To fuse 2 (diagram 1 of 3)
To fuse 8 (j/b) (diagram 2 of 3)
To ignition switch (diagram 2 of 3)
Transmission control module
Transmission control relay
W/ auto a/c
W/ manual a/c

Power Distribution Wiring Diagram (2 of 3) for Jeep Grand Cherokee Limited 2001

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List of elements for Power Distribution Wiring Diagram (2 of 3) for Jeep Grand Cherokee Limited 2001:

(bottom of left pnk "b" pillar) s304
(left side of dash) s316
(near radio breakout) s207
(right rear corner of engine compt) s161
(right rear of engine compt) s116
4.7l only
A/c compressor clutch relay
Acc
Air bag control module
Automatic day/night mirror
Automatic shutdown relay
Body control module
Brake shift interlock solenoid
Cargo lamp
Cigar lighter
Cigar lighter relay
Circuit breaker 1 20a
Evap/purge solenoid
F14
From fuse 14 (pdc) (diagram 1 of 3)
From fuse 15 (pdc) (diagram 1 of 3)
From fuse 2 (pdc) (diagram 1 of 3)
From fuse 8 (pdc) (diagram 1 of 3)
Fuel pump relay
Fuse 10a
Fuse 15a
G300 (under right side of driver's seat)
Glove box lamp
Ignition switch
Instru- ment cluster
Junction block
Left courtesy lamp
Left handle courtesy lamp
Left visor/ vanity lamp
Liftgate lock motor
Off
Overhead map/ courtesy lamp
Pnk
Power distribution center
Powertrain control module
Radio
Rear window defogger relay
Rear wiper motor
Red
Red/tan
Right courtesy lamp
Right handle courtesy lamp
Right multi- function switch
Right visor/ vanity lamp
Run
S203 (right side of dash)
S205 (right side of dash)
S346 (behind pnk headliner)
S403 (left side pnk of liftgate)
Sentry key im- mobilizer module
Start
To fuse 19 (j/b) (diagram 3 of 3)
To fuse 31 (j/b) (diagram 3 of 3)
To fuse 5 (diagram 3 of 3)
Trailer tow circuit breaker
Transmission control module
Vehicle infor- mation center
Vehicle informaton center
Wind- shield wiper motor
Wiper on/of relay

Power Distribution Wiring Diagram (3 of 3) for Jeep Grand Cherokee Limited 2001

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List of elements for Power Distribution Wiring Diagram (3 of 3) for Jeep Grand Cherokee Limited 2001:

(left front door sill) s319
(right side of dash) s204
(right side of dash) s206
(right side of dash) s209
4.0l
4.7l
Air bag control module
Automatic headlamp light sensor/ vtss led
Automatic zone control module
Body control module
Combination flasher
Controller anti-lock brake
Driver door module
Driver heated seat switch
Electric brake
Engine starter motor relay
F21
F23
F45
From fuse 12 (pdc) (diagram 1 of 3)
From ignition switch (diagram 2 of 3)
From j fuse 8 (diagram 2 of 3)
Front power outlet
Fuse 10a
Fuse 15a
Fuse 20a
Fuse 25a
Junction block
Manual temperature control
Nca
Park/ neutral position switch
Passenger door module
Passenger heated seat switch
Pnk
Pnk/red
Power amplifier
Power connector
Power distribution center
Radio
Rear power outlet
S334 (near power amplifier)
Sentry key immobilizer module
Temperature valve actuator
Trailer tow brake lamp relay
Transmission control module (4.7l only)
Transmission solenoid/ trs assembly
Underhood lamp
W/ auto a/c
W/ manual a/c

POWER DOOR LOCKS

Power Door Lock Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Power Door Lock Wiring Diagram for Jeep Grand Cherokee Limited 2001:

(in trough near breakout for left courtesy lamp) s210
(near right kick panel) s324
Body control module
Computer data lines system
D25
Diagnostic junction port (at bottom of steering column)
Door lock
Dr unlock
Driver cylinder lock switch
Driver door lock motor/ ajar switch
Driver door module
Flip-up ajar
Fuse 15a
Fuse 50a
Fused b+
G300 (near left front seat)
G301 (near right front seat)
G301 g301 (near right front seat)
G76
G77
G78
G80
Ground
Hot at all times
Junction block
Junction block (behind left side of dash)
Left liftgate ajar switch
Left rear door lock motor/ ajar switch
Lf ajar sw
Lf key cyl sw sense
Liftgate ajar
Liftgate flip-up ajar switch
Liftgate flip-up push button switch
Liftgate flip-up release solenoid (in liftgate)
Liftgate lock motor
Limit switch
Lr door ajar
Passenger door lock motor/ ajar switch
Passenger door module
Pci bus
Pnk
Power distribution center (next to battery)
Rear wiper motor
Rf ajar sw
Right liftgate ajar switch
Right rear door lock motor/ ajar switch
Rr door ajar
S302 (left rear door)
S303 (left rear door)
S312 (near breakout for brake lamp switch)
S317 (right front door)
S318 (right front door)
S336
S338
S338 s338
S339 (right front door)
S340 (right front door)
S356
S357
S402
S403
S404 (near breakout for liftgate lock motor)
S405 (near breakout for rear wiper motor)
Tan/ red
Tan/red
Unlock driver

POWER MIRRORS

Power Mirror Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Power Mirror Wiring Diagram for Jeep Grand Cherokee Limited 2001:

4.0l
4.7l
Automatic day/night mirror
Back up feed
Body control module (left end of dash, attached to junction block)
C117
C118
Computer data lines
D25
Day/ night (+)
Day/ night (-)
Diagnostic junction port (bottom of steering column)
Down
Driver door module (in driver's door)
Driver power mirror
Exterior lights
F21
Fuse 10a
Fuse 50a
Fused b+
Fused ign
G300 (under driver seat)
G301 (under passenger seat)
Gnd
Ground
Heater
Hot at all times
Hot in run or start
Junction block (behind left side of dash)
Kick panel)
Left
Mirror common
Mirror heater 12v
Mirror heater gnd
Mirror horiz drvr
Mirror horiz pos sig
Mirror sensor gnd
Mirror vert drvr
Mirror vert pos sig
Near left rear taillamp)
P64
P65
P69
P91
P93
P95
Park/ neutral position switch
Passenger power mirror
Passenger's door module (in passenger's door)
Pci bus
Power distribution center (next to battery)
Red
Right
S307
S312 (body harn, left side of dash)
S324 (body harn, at right kick pnl)
S336
S349
Transmission solenoid/trs assembly

POWER SEATS

Heated Seats Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Heated Seats Wiring Diagram for Jeep Grand Cherokee Limited 2001:

(center of dash) s202
(near air bag control module) g302
0 off 1 low 2 high
Body control module (on junction block)
Computer data lines system
Diagnostic junction port (bottom of steering column)
Driver heated seat back
Driver heated seat cushion
Driver heated seat switch
Driver seat heater battery (+) driver
Driver seat heater switch mux
Driver seat temperature sensor input
Fuse 20 10a
Ground
Hot in run
Junction block (behind left side of dash)
Panel lamps driver
Passenger heated seat back
Passenger heated seat cushion
Passenger heated seat switch
Passenger seat heater battery (+) driver
Passenger seat heater switch mux
Passenger seat temperature sensor input
Pci bus
S200 (near passenger heated seat switch breakout)
S203
S204
S305 (left rear door sill)
S312 (left side of dash)
S351 (near seat belt switch breakout)
Seat heater switch sensor ground
Seat module (under driver's seat)

Lumbar Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Lumbar Wiring Diagram for Jeep Grand Cherokee Limited 2001:

Circuit breaker 2 20a
Driver lumbar motor
Driver's lumbar switch
G300 (near left front seat)
G301 (near right front seat)
Hot at all times
Junction block (behind left side of dash)
Passenger lumbar motor
Passenger's lumbar switch
Red
S341
S342
S353
S355

Power Seats Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Power Seats Wiring Diagram for Jeep Grand Cherokee Limited 2001:

(driver side) (passenger side)
1 rear up 2 rear down 3 forward 4 rearward 5 front up 6 front down 7 recliner up 8 recliner down
Circuit breaker 20a
Driver
Driver or passenger power seat switch
Driver side
G300 (near left front seat)
G301 (near right front seat)
Hot at all times
Junction block (behind left side of dash)
Passenger
Passenger side
Power seat front riser motor
Power seat horizontal motor
Power seat rear riser motor
Power seat recliner motor
S341
S353 s342
S355
Side

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagrams for Jeep Grand Cherokee Limited 2001

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List of elements for Power Top/Sunroof Wiring Diagrams for Jeep Grand Cherokee Limited 2001:

Accesory delay
Body control module
Close
Fuse 20a
G300 (under driver seat)
Ground
Hot at all times
Junction block (behind left side of dash)
Motor b+
Motor b-
Open
Position signal
S345
S370
Sun roof control module (near front of sun roof opening)
Sun roof delay relay
Sun roof motor/position sensor (near front of sun roof opening)
Sun roof open
Sun roof switch
Sun roof vent
Sunroof delay relay control
Tan

POWER WINDOWS

Power Window Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Power Window Wiring Diagram for Jeep Grand Cherokee Limited 2001:

power distribution
(near right kick panel)
(r/f door)
Batt
Body control module (behind dash on junction block)
Center (next to battery)
Diagnostic junction port (at bottom of steering column)
Driver door module
Fuse 50a
G300 (near left front seat)
G301 (near right front seat)
Gnd
Hot at all times
Illumination
Junction block (behind left side of dash)
L/f wind dn
L/f wind up
L/r wind dn
L/r wind up
Left front power window motor
Left rear power window motor
Left rear power window switch
Nca
Passenger door module
Pci bus
R/f wind dn
R/f wind up
R/r win up
R/r wind dn
Right front power window motor
Right rear power window motor
Right rear power window power window switch switch
S312 (near stoplight switch)
S324
S330 (right front door sill)
S336 (left front door)
S338
S356 (bottom of left rear door)
S357 (bottom of right rear door)

RADIO

Base Radio for Jeep Grand Cherokee Limited 2001

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List of elements for Base Radio for Jeep Grand Cherokee Limited 2001:

(steering column harn, near breakout to remote radio switches)
Antenna
Body control module
Clock- spring
Diagnostic junction port (at bottom of steering column)
Fuse 15a
Fuse 25a
Fused b(+)
Fused ign
G301 (under passenger seat)
Hot at all times
Hot in run or acc
Junction block (behind left side of dash)
L front (+)
L front (-)
L rear (+)
L rear (-)
Left dash speaker
Left front door speaker
Left rear door speaker
Mode
Nca
Panel lamps
Panel lamps feed
Park lamp
Parklamp relay output
Pci bus
Pci bus (+)
Preset
R front (+)
R front (-)
R rear (+)
R rear (-)
Radio
Radio control mux
Radio mux
Remote radio switch left
Remote radio switch right
Right dash speaker
Right front door speaker
Right rear door speaker
S215
S216 (steering column harn, near breakout to remote radio switches)
S360 (left kick panel)
S361 (left kick panel)
S362 (right kick panel)
S363 (right kick panel)
Seek down
Seek up
Vol down
Vol up

Premium Sound Radio Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Premium Sound Radio Wiring Diagram for Jeep Grand Cherokee Limited 2001:

(at bottom of steering column) diagnostic junction port
Amplifier
Antenna
Audio in l
Audio in r
Audio out l
Audio out r
B(+)
Body control module
Clock- spring
Compact disc player
Enable
Fuse 15a
Fuse 25a
Fused b(+)
Fused ign
G301 (under passenger seat)
Ground
Hot at all times
Hot in run or acc
Ign switch
Junction block (behind left side of dash)
L dash (+)
L dash (-)
L front (+)
L front (-)
L rear (+)
L rear (-)
Left dash panel speaker
Left front door speaker
Left rear door speaker
Mode
Nca
Panel lamps
Panel lamps feed
Park lamp
Parklamp relay output
Pci bus
Pci bus (+)
Preset
R dash (+)
R dash (-)
R front (+)
R front (-)
R rear (+)
R rear (-)
Radio
Radio 12v
Radio control mux
Radio mux
Red
Remote radio switch left
Remote radio switch right
Right dash panel speaker
Right front door speaker
Right rear door speaker
S210 (behind instrument panel)
S215 (steering column harn, near breakout to remote radio switches)
S216 (steering column harn, near breakout to remote radio switches)
S324 (near right kick panel)
S331
S334
Seek down
Seek up
Shield
Vol down
Vol up

SHIFT INTERLOCKS

Shift Interlock Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Shift Interlock Wiring Diagram for Jeep Grand Cherokee Limited 2001:

(near right front seat)
Base
Brake lamp switch (top of brake pedal arm)
Brake lamp switch sense
Brake transmission shift interlock solenoid (at top of steering column)
Fuse 21 10a
G301
Hot in run or start
Junction block (behind left side of dash)
Power seats
Powertrain control module (right side of firewall)
S314 (dash harn, left side of dash)
S329
Up-level

STARTING/CHARGING

Charging Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Charging Wiring Diagram for Jeep Grand Cherokee Limited 2001:

(near breakout for battery temperature sensor)
(near breakout s131 for pdc)
Asd rly cntl
Asd rly out
Automatic
Battery
Battery temperature sensor (attached to battery tray)
Check gauges indicator
D25
Diagnostic junction port
Engine controls system
Engine starter motor
F42
Fuel pump relay (in pdc)
Fuse 10a
Fuse 15a
Fuse 30a
Fuse b(+)
G111 (near battery)
Gen fld
Gen source
Generator
Hot at all times
Hot in run or start
Instrument cluster
Junction block (behind left side of dash)
K20
K21
K25
K51
Meter ctrl
Nca
Pci bus
Pnk/ red
Power distribution center
Power distribution center (next to battery)
Powertrain control module (on right side of firewall)
Red
S100
S126
S210 (in trough near breakout for left courtesy lamp)
Sens gnd
Sens sig
Shut down relay (in pdc)
Voltmeter

Starting Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Starting Wiring Diagram for Jeep Grand Cherokee Limited 2001:

(4.0l: near breakout for rail coil, 4.7l: near breakout for oxygen sensors)
4.0l only
4.7l only
Acc
Battery
Engine
Engine starter motor
Fuse 10a
Fuse 40a
G111 (near battery)
Hd in
Ignition switch
Junction block (behind left side of dash)
Lock
Off
P/ n
Park/ neutral position switch (left side of transmission)
Pl in
Power distribution center (next to battery)
Powertrain control module (on right side of firewall)
Prk/ ntrl sw sens
Red
Run
S122
S127
Start
Starter motor relay (in pdc)
Transmission control module (on right inner fender)
Transmission solenoid/trs assembly (on trans valve body)

SUPPLEMENTAL RESTRAINTS

Supplemental Restraint Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Supplemental Restraint Wiring Diagram for Jeep Grand Cherokee Limited 2001:

(near air bag control module) g302
Air bag control module (below center floor console, near park brake)
Air bag warning indicator
Air bag warning indicator control
Clockspring
D25
Data link connector (dlc) (partial) (under left side of dash, near steering column)
Diagnostic junction port (at bottom of steering column)
Driver air bag
F14
F23
Fuse 10a
Ground
Hot in run
Hot in run or start
Ign
Ignition
Instrument cluster
Junction block (behind left side of dash)
Line 1
Line 2
Nca
Passenger air bag
Pci bus
R42
R43
R44
R45

TRANSMISSION

4.0L

4.0L, A/T Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for 4.0L, A/T Wiring Diagram for Jeep Grand Cherokee Limited 2001:

(engine harn, in breakout at right rear of engine compt)
(near breakout for rail coil)
3-4 shift ctrl
3-4 shift sol
Engine controls system
Engine starter motor relay
Fuse 10a
Fuse 15a
Fuse 30a
G104 (right rear of engine)
G200 (below center floor console, near park brake)
Gen source
Generator
Gov press ctrl
Gov press sens
Gov press sol
Hot at all times
Hot in run or start
Instrument cluster
Junction block (behind left side of dash)
K21
K30
K88
Leak detection pump (below air cleaner housing)
Od off sw sens
Output speed sensor (at left rear side of transmission)
Output ss gnd
Output ss sig
Overdrive switch
Park/neutral position switch (on lower left side of transmission)
Part time 4wd indicator
Pnk
Pnp sw sense
Power distribution center (at right front corner of engine compt, next to battery)
Powertrain control module (on right side of firewall)
Red
S102
S103
S112
S122 (near breakout for rail coil)
S126 (near breakout in center of battery tray)
S203
Sens gnd
T121
T13
T14
T22
T25
T41
T54
T60
T99
Tcc sol
Tcc sol ctrl
Trans relay out
Trans rly ctrl
Trans temp sens
Transfer case switch
Transmission control relay
Transmission solenoid assembly (on transmission valve body)

4.7L

4.7L, A/T Wiring Diagram (1 of 2) for Jeep Grand Cherokee Limited 2001

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List of elements for 4.7L, A/T Wiring Diagram (1 of 2) for Jeep Grand Cherokee Limited 2001:

(right side of engine)
2c press
2c press sw
2c sol
2c sol ctrl
4c press
4c press sw
4c sol
4c sol ctrl
A30
Back-up lamps
Ckp sens sig
D20
D21
D25
Engine starter motor relay (in pdc)
F45
F991
Fuse 10a
Fuse 30a
Fused b(+)
Fused ign sw
G102
G108 (near power distribution center)
Gnd
Hot at all times
Hot in run
Hot in start
Input ss sig
Junction block (behind left side of dash)
K22
K24
K30
L/r press
L/r press sw
L/r sol
L/r sol ctrl
Line press sens
Ms sol
Ms sol ctrl
Od press
Od press sw
Od sol
Od sol ctrl
Output ss sig
Pci bus
Pnk
Power distribution center (at right front corner of engine compt, next to battery)
Press sol
Press sol ctrl
Red
S115 (near breakout for tcm)
S122 (near breakout for oxygen sensors)
Sci receive
Sci transmit
Sensor gnd
Ss gnd
T10
T118
T119
T120
T13
T130
T138
T14
T140
T147
T150
T159
T16
T29
T41
T42
T48
T52
T54
T59
T60
Temp sens
Torq mgmt req
Tp sens sig
Trans rly ctrl
Trans rly out
Trans temp sens
Transmission control module (on right inner fender)
Transmission control relay
Transmission solenoid/ trs assembly (on transmission valve body)
Trs t1
Trs t1 sense
Trs t2
Trs t2 sense
Trs t3
Trs t3 sense
Trs t41
Trs t41 sense
Trs t42
Trs t42 sense
Ud press
Ud press sw
Ud sol
Ud sol ctrl
Vss sig
Z13
Z14

4.7L, A/T Wiring Diagram (2 of 2) for Jeep Grand Cherokee Limited 2001

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List of elements for 4.7L, A/T Wiring Diagram (2 of 2) for Jeep Grand Cherokee Limited 2001:

(at breakout for pcm conn c3)
(in breakout for crankshaft position sensor) s119
(near breakout at right rear of engine compt)
(near breakout for fuel inj 8) s112
(near breakout for junction block conn c5) s325
(on left side of engine compt, mounted to hydraulic control unit) controller anti-lock brake
(on right side of engine block, above starter motor) crankshaft position sensor
(on throttle body) throttle position sensor
Automatic shut down relay (in pdc)
Ckp sens sig
D21
D25
Data link connector (under left side of dash, near steering column)
Diagnostic junction port (at bottom of steering column)
F991
Fuel pump relay (in pdc)
Fuse 10a
Fused ign sw
G102 (right side of engine)
Gnd
Hot in run or start
Input speed sensor (at left front side of transmission)
Instrument cluster
Junction block (behind left side of dash)
K22
K24
Line pressure sensor (on right rear side of transmission)
Output speed sensor (at left rear side of transmission)
Pci bus
Pnk
Pnp sw sense
Powertrain control module (on right side of firewall)
Press sig
S105 (near breakout for fuel inj 7)
S113 (near tcm)
S114
S116
S117 (near breakout at right rear of engine compt)
S120 (in breakout for crankshaft position sensor)
S125
S130 (near breakout at right rear of engine compt)
Sci transmit
Sensor gnd
T41
T99
Torq mgmt req
Tp sens sig
Vss sig

TRUNK, TAILGATE, FUEL DOOR

Trunk, Tailgate, Fuel Door Wiring Diagrams for Jeep Grand Cherokee Limited 2001

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List of elements for Trunk, Tailgate, Fuel Door Wiring Diagrams for Jeep Grand Cherokee Limited 2001:

(below left front seat)
Fuse 15a
G300
Hot at all times
Junction block (behind left side of dash)
Liftgate flip-up push button switch (in liftgate)
Liftgate lock motor (in liftgate)
Liftgate release solenoid (in liftgate)
Limit switch
Nca
Pnk
Pnk pnk
S402
S403

WARNING SYSTEMS

Warning System Wiring Diagrams for Jeep Grand Cherokee Limited 2001

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List of elements for Warning System Wiring Diagrams for Jeep Grand Cherokee Limited 2001:

(main harn, in right kick panel) s324
10a
Auto
Bag control module)
Body control module
Computer data lines system
Coolant level sense
Coolant level sensor (in coolant reservoir/ overflow tank)
D25
Diagnostic junction port (at bottom of steering column)
Driver door lock motor/ ajar switch
Driver door module
Front seat)
Fuse 10a
Fuse 28
Fused (b+)
G10
G101 (near power distribution center)
G18
G26
G300 (near left
G300 (near left front seat)
G301 (near
G302 (below center console)
G302 (near air
G52
G74
G75
G76
G77
G78
G80
Ground
Head
Headlamp switch
Headlamp switch mux
Hot at all times
Hot in run & acc
Hot in run & start
Hot in run or start
Ign (st/run)
Ignition switch
Instrument cluster
Junction block (behind left side of dash)
Key-in ignition switch
L80
Left liftgate ajar switch
Left multi-function switch
Left rear door power lock motor/ ajar switch
Lf ajar
Liftgate ajar
Liftgate flip-up ajar
Liftgate flip-up ajar switch
Lr door ajar
Nca
Off
Park
Passenger door lock motor/ ajar switch
Passenger door module
Pci bus
Pnk/ red
Pnk/red
Rear wiper motor
Rf ajar
Right front seat)
Right liftgate ajar switch
Right rear door lock motor/ ajar switch
Rr door ajar
S132
S205
S211
S312 (main harn, near breakout to brake lamp switch)
S336
S338 s338
S356
S357
S402
S405 (in breakout to rear wiper motor)
Seat belt switch
Seat belt switch (chime)
Seat belt warning
Sentry key immobilizer module
Tan/ red
Tan/red

WIPER/WASHER

Wiper/Washer Wiring Diagram for Jeep Grand Cherokee Limited 2001

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List of elements for Wiper/Washer Wiring Diagram for Jeep Grand Cherokee Limited 2001:

(near rear wiper motor) s405
87a
Body control module
C.b. 20a
Delay
Delay switch
Front wiper motor (left side of firewall)
Fuse 10a
Fuse 15a
G101 (near power distribution center)
G102 (left side of engine compartment)
G300 (near left front seat)
G302 (near air bag control module)
Hot at all times
Hot in run or acc
Hot in run or start
Interior lights (liftgate ajar switch)
Junction block (behind left side of dash)
Mist switch
Off
Off intermittent 1 intermittent 2 intermittent 3 intermittent 4 intermittent 5 low high
Park switch
Pnk
Rear washer pump (bottom of washer reservoir)
Rear wiper motor (on liftgate inner panel)
Rear wiper switch
Right multi- function switch
S132
S134
S161
S205
S212 (dash harn, upper dash)
S402
S403
Tan/ red
Tan/red
Wash switch
Washer fluid level switch (bottom of washer reservoir)
Windshield washer pump (bottom of washer reservoir)
Wiper high/low relay (in pdc)
Wiper on/off relay (in pdc)
Wiper switches