ENGINE PERFORMANCE – Isuzu Hombre S 1997 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.2L

2.2L, Engine Performance Wiring Diagrams (1 of 3) for Isuzu Hombre S 1997

List of elements for 2.2L, Engine Performance Wiring Diagrams (1 of 3) for Isuzu Hombre S 1997:

• (a/t only)
• (left side of dash) data link connector
• 5v ref
• A/c pres sig
• A/c refrigerant pressure sensor (right rear of eng compt)
• A/c req sig
• Air conditioning system
• All times
• Anti-lock brakes system
• Battery
• Brake fuse 12 10a
• Ckp ref
• Cmp sens
• Ecm batt fuse 9 20a
• Ecm ign fuse 10 20a
• Ect sensor
• Egr valve
• Flbm 5v ref
• Flbm sig
• Fuel level buffer module (under glove box)
• Fuel level sensor
• Fuel level sensor/ fuel pump (top of fuel tank)
• Fuel pump
• Fuel pump grd
• Fuel pump prime connector (left rear side of engine compt)
• Fuel pump relay
• Fuel tank pres
• Fuel tank pressure sensor (top of fuel tank)
• G112 (below exhaust manifold)
• G114 (left rear of eng below ckp sensor)
• G416 (left rear crossmember)
• Gauges fuse 4 10a
• Hi-res vs out
• Hot at
• Hot in run
• Hot in run and start
• I/p fuse block
• Ign
• Ign ctrl 1-4
• Ign ctrl 2-3
• Inj 1
• Inj 2
• Instrument cluster system
• Knock sensor (lower right side of eng)
• Ks signal
• Lvl in
• Lvl out
• Lvl rtn
• Map sensor
• P/ n
• Pcm gnd
• Pcm ground
• Pnk
• Pnp sw in
• Powertrain control module (right front of eng compt)
• Red
• Relay center
• Sensor grd
• Serial data
• Tcc bk sw
• Tcc brake/ cruise control release switch
• Tft sensor
• Throttle position sensor (on throttle body)
• Tp sensor
• Transmission range switch (left side of transmission)
• Tx range a
• Tx range b
• Tx range c
• Vss high

2.2L, Engine Performance Wiring Diagrams (2 of 3) for Isuzu Hombre S 1997

List of elements for 2.2L, Engine Performance Wiring Diagrams (2 of 3) for Isuzu Hombre S 1997:

• 1-2 shift solenoid valve
• 1-4 coil ctrl
• 2-3 coil ctrl
• 2-3 shift solenoid valve
• 3-2 shift solenoid valve
• Automatic transaxle fluid pressure valve manual position switch
• Automatic transmission
• B tan
• C pnk
• Ckp gnd
• Ckp sig
• Coil pos
• Crankshaft position sensor (right front front of eng)
• Electronic ignition control module (top right side of eng)
• Engine coolant temperature sensor (front of eng)
• Fuel injectors
• G112 (below exhaust manifold)
• Gnd
• Ign
• Ign ctrl a
• Ign ctrl b
• Instrument cluster system
• Nca
• Pnk
• Pressure control solenoid valve
• Prndl logic
• Red
• Ref low
• Ref sig
• Shield
• To spark plugs
• Torque converter clutch pwm solenoid valve
• Torque converter clutch solenoid valve
• Transmission fluid temperature sensor
• Twisted wire pair
• Vehicle speed sensor (left rear of transmission or transfer case)

2.2L, Engine Performance Wiring Diagrams (3 of 3) for Isuzu Hombre S 1997

List of elements for 2.2L, Engine Performance Wiring Diagrams (3 of 3) for Isuzu Hombre S 1997:

• (left rear of eng below ckp sensor) g114
• (m/t)
• 1-2 ss valve
• 2-3 ss valve
• 3-2 ss valve
• 422 (a/t)
• 456 (m/t)
• A/c clutch rly
• A/c pres +5v
• A/t
• Air conditioning system
• Camshaft position sensor (right side of eng)
• Cmp sens b+
• Cmp sens gnd
• Cruise control system
• Cruise engaged
• Cruise vss out
• Ect sens
• Egr pintle pos
• Egr vlv
• Egr vlv +5v
• Eng-i fuse 5 20a
• Evap can vnt
• Evap canp
• Evaporative emission canister purge valve (lower right side of eng)
• Evaporative emission canister vent solenoid (near fuel tank)
• Exhaust gas recirculation (egr) valve (top rear of eng)
• F pump rly
• Flbm gnd
• G112 (below exhaust manifold)
• Hot in run
• Hot in run and start
• I/p fuse block
• Iac coil a hi
• Iac coil a lo
• Iac coil b hi
• Iac coil b lo
• Iat sens
• Iat sens sig
• Icm ref lo
• Idle air control valve (on throttle body assembly)
• Inj 3 driver
• Inj 4 driver
• Instrument cluster
• Instrument cluster & sound systems
• Intake air temperature sensor (in fresh air intake duct)
• M/t
• Malfunction indicator lamp
• Manifold absolute pressure sensor (top center of engine)
• Map sens +5v
• Map sensor
• Mil ctrl
• Pc sol
• Pc sol vlv ctrl
• Pcm gnd
• Pnk
• Pnk a
• Post conv o2
• Post- converter heated oxygen sensor (rear of catalytic converter)
• Powertrain control module (right front of eng compt)
• Pre conv o2
• Pre- converter oxygen sensor (in exhaust manifold)
• Red
• Red a
• Sensor grd
• Shft ind/tcc
• Shift indicator
• Tach indicator
• Tach out
• Tan
• Tan a
• Tan/bk
• Tcc pwm sol
• Tp sens +5v
• Trans fuse 24 10a
• Vss low
• Vss out

4.3L

4.3L, Engine Performance Wiring Diagrams (1 of 4) for Isuzu Hombre S 1997

List of elements for 4.3L, Engine Performance Wiring Diagrams (1 of 4) for Isuzu Hombre S 1997:

• (a/t) a b
• (in left exhaust manifold)
• (m/t)
• (on throttle body) idle air control valve motor
• (right rear of eng, on cylinder head)
• (top right reaer of engine) evaporative emission canister purge solenoid valve
• 1-2 shift sol ctrl
• 2-3 shift sol ctrl
• 3-2 ctrl sol ctrl
• A/c comp rly ctrl
• Air conditioning system
• Anti-lock brakes system
• Camshaft position sensor (in distributor)
• Ckp sens sig
• Cmp sens sig
• Cmp sense grd
• Crankshaft position sensor (front of engine, near crankshaft pulley)
• Ect sens input
• Egr posit input
• Egr valve ctrl
• Evap can vent valve
• Evap sol purge ctrl
• Fused ign (run/start)
• G114 (rear of left cylinder head)
• G117
• Hall effect sensor
• Hi res veh speed out
• Iat temp sens sig
• Idle air ctrl (iac) a hi
• Idle air ctrl (iac) a lo
• Idle air ctrl (iac) b hi
• Idle air ctrl (iac) b lo
• Inj no.1 ctrl
• Inj no.2 ctrl
• Inj no.3 ctrl
• Inj no.4 ctrl
• Inj no.5 ctrl
• Inj no.6 ctrl
• Knock sensor (top center of engine)
• Ks sig
• Left front heated oxygen sensor
• Lf ho2s lo
• Lf ho2s sig hi
• Map sens input
• Mass air flow sens
• Nca
• Pnk
• Pnk c
• Pnk pnk pnk pnk pnk
• Post-catalyst sens
• Post-catalyst sens lo
• Pre-catalyst sens
• Pre-catalyst sens lo
• Pre-converter heated oxygen sensor (forward of catalytic converter)
• Rf ho2s lo
• Rf ho2s sig hi
• Right front heated oxygen sensor (in right exhaust manifold)
• Tan
• Tcc pwm sol ctrl
• Tcc sol ctrl
• Tp sens
• Trans temp sens sig
• Twisted wire pair
• Vapor press sense
• Vcm ground
• Vehicle control module (right front of engine compt)
• Vehicle speed sensor (left rear of transmission or transfer case)
• Vss hi
• Vss lo

4.3L, Engine Performance Wiring Diagrams (2 of 4) for Isuzu Hombre S 1997

List of elements for 4.3L, Engine Performance Wiring Diagrams (2 of 4) for Isuzu Hombre S 1997:

• 1-2 shift sol valve
• 2-3 shift sol valve
• 3-2 shift sol valve
• Automatic transmission
• Automatic transmission fluid pressure manual valve position switch
• D2 sw
• D3 sw
• D4 sw
• Ecm ign fuse 10 20a
• Eng fuse 5 20a
• Evaporative emission canister vent valve (rear of fuel tank)
• Exhaust gas recirculation valve (top front of engine)
• Fuel inj. no.1
• Fuel inj. no.2
• Fuel inj. no.3
• Fuel inj. no.4
• Fuel inj. no.5
• Fuel inj. no.6
• Hot in run and start
• I/p fuse block
• Lo sw
• Nca
• Pnk
• Pnk c
• Pnk pnk pnk tan
• Post-converter heated oxygen sensor (rearward of catalytic converter)
• Pressure control solenoid valve
• Red
• Rev sw
• Tan
• Tcc on/off sol valve
• Tcc pwm sol valve
• Transmission fluid temperature sensor

4.3L, Engine Performance Wiring Diagrams (3 of 4) for Isuzu Hombre S 1997

List of elements for 4.3L, Engine Performance Wiring Diagrams (3 of 4) for Isuzu Hombre S 1997:

• (left rear of chassis on crossmember) g416
• 12v in
• 5v ref
• Ecm batt fuse 9 20a
• Engine coolant temperature sensor (lower left side of engine)
• Fuel level sensor/ fuel pump (top of fuel tank)
• Fuel pump prime connector (left rear of engine compt)
• Fuel pump relay
• Fuel pump switch/ engine oil pressure gauge sensor (near distributor)
• Fuel tank vapor pressure sensor (top of fuel tank)
• G114 (rear of left cylinder head)
• G117 (right rear of engine, on cylinder head)
• Gauge input oil pressure
• Gauges fuse 4 10a
• Gnd
• Hot at all times
• Hot in run
• Hot in run and start
• I/p fuse block
• Input fuel gauge
• Input vehicle speed
• Instrument cluster
• Intake air temperature sensor (in fresh air intake duct)
• Maf sig
• Malfunction indicator lamp (mil)
• Manifold absolute pressure sensor (top center of engine)
• Mass air flow sensor (on intake air assembly)
• Pnk
• Red
• Relay center (behind glove box)
• Rtn
• Shift indicator (w/ m/t)
• Tachometer input
• Tan
• Tan a
• Throttle position sensor (on throttle body)
• Trans fuse 24 10a
• Vapor

4.3L, Engine Performance Wiring Diagrams (4 of 4) for Isuzu Hombre S 1997

List of elements for 4.3L, Engine Performance Wiring Diagrams (4 of 4) for Isuzu Hombre S 1997:

• (rear of left cylinder head)
• (right rear of eng, on cylinder head)
• 5v ref b
• 5v ref. voltage
• 5v return
• A/c request input
• Air conditioning system
• Anti-lock brakes system
• Brake fuse 12 10a
• Brake switch input
• Cpp sw in
• Cruise control system
• Cruise control system, & sound system
• Cruise engaged sig
• Cycling switch input
• Data link connector (dlc-partial) (lower left side of dash)
• Distributor (top rear of engine)
• Electronic ignition control module (top right of engine)
• Fuel level buffer module (under glove box)
• Fuel level d
• Fuel level input
• Fuel level mod return
• Fuel pump rly ctrl
• Fused ign (run)
• Fused ign (run/start)
• G114
• G117
• Gauge ctrl l
• Ground
• High voltage coil wire
• Hot in run
• I/p fuse block
• Ic control
• Ign timing sig.
• Ignition coil (top right side of engine)
• Ignition feed
• Mil control
• Mod out m
• Pnk
• Pnk a
• Power a
• Power b(+)
• Press ctrl sol hi
• Press ctrl sol lo
• Red
• Sensor in c
• Serial data sig
• Service circuit-power
• Shift ind ctrl
• Spark plugs
• Tach. sig.
• Trans range a input
• Trans range b input
• Trans range c input
• Vehicle control module (right front of engine compt)
• Vss sig