Dodge Caravan ES 1991 - 1991 ELECTRICAL COMPONENTS LOCATIONS Electrical Components - FWD Van

Dodge Caravan ES 1991 - BUZZERS, RELAYS & TIMERS

Dodge Caravan ES 1991 BUZZERS, RELAYS & TIMERS LOCATION

Component	Location
ABS System
Pump Motor Relay	On left fender panel, above SBEC.
System Relay	On left fender panel, above SBEC.
Warning Light Relay	On left fender panel, above SBEC.
A/C Condenser Fan Relay	On left fender panel.
A/C Cut-Out Relay	On left fender panel.
A/C Fog Lamp Relay	On relay block.
Automatic Shutdown Relay	On left fender panel. See Fig. 1 .
Back-Up Light Relay (V6)	On bracket, on right fender panel. See Fig. 2 .
Cooling Fan Relay	On left fender panel. See Fig. 1 .
Hazard Flasher Relay	On bracket, below fuse/relay block.
Horn Relay	On fuse/relay block. See Fig. 3 .
Ignition Light Time Delay Relay	On fuse/relay block. See Fig. 3 .
Liftgate Release Relay	On bracket, below fuse/relay block.
Power Door Lock	On relay block.
Rear Window Defroster Timer/Relay	Under left side of instrument cluster.
Safety Shutdown Relay (V6)	On bracket, on right fender panel. See Fig. 2 .
Starter Relay	On left fender panel. See Fig. 1 .
Turn Signal Flasher Relay	On fuse/relay block. See Fig. 3 .
Van Conversion Relay	On relay block.

Dodge Caravan ES 1991 CIRCUIT PROTECTION DEVICES LOCATION

Component	Location
Fuse/Relay Block	Behind access panel, left of steering column. See Fig. 3 .
Fusible Links
A/C System (Orange)	On left fender panel.
Accessories (Gray)	On left fender panel.
Charging System (Black)	On left fender panel.
Engine Compartment (Orange)	At rear of battery.
Hazard Flasher (White)	At rear of battery.
Headlight Switch (Gray)	On left fender panel.
Heated Rear Window (Gray)	On left fender panel.
Ignition Switch (Orange)	On left fender panel.
Ignition Switch & Starter (Gray)	On left fender panel.
Power Door Lock, Mirror & Seat Circuit Breaker	In cavity No. 8 of fuse/relay block.
Power Window & Sunroof Circuit Breaker	In cavity No. 3 of fuse/relay block.

Dodge Caravan ES 1991 CONTROL UNITS LOCATION

Component	Location
ABS System
Control Unit	On left frame rail, near SBEC.
Modulator	Behind center dash panel.
Air Bag Diagnostic Module	Behind center dash panel.
Audible Tone Generator (3-Chimes)	Behind center of dash.
Body Computer	Behind knee bolster panel, under steering wheel
Dimmer Module	Rear of the instrument panel, left side.
ECAT Control Module (V6)
View of Engine Compartment	On right side of firewall, behind strut tower. See Fig. 1 .
View of P/S Fenderwell	On right side of firewall, behind strut tower. See Fig. 2 .
Illuminated Entry System	Integral in body computer.
Single Board Engine Controller (SBEC)	On left fender panel. See Fig. 1 .
Tachometer Module	At rear of instrument cluster, on printed board.
Warning Light Module	On upper left corner of instrument cluster.

Dodge Caravan ES 1991 SENDING UNITS & SENSORS LOCATION

Component	Location
Air Bag System
Crash Sensors	On left and right radiator support panels.
Safing Sensor	In diagnostic module.
Air Charge Temperature Sensor
2.5L Turbo	In manifold. See Fig. 4 .
3.0L	On end of intake plenum. See Fig. 6 .
3.3L	Underneath intake plenum, by throttle body.
Baro. Read Sensor (Turbo)	On right side firewall, next to MAP sensor.
Camshaft Sensor (3.3L)	In the timing chain cover.
Coolant Temperature Sensor
2.2L	On thermostat housing. See Fig. 7 .
3.0L	On thermostat housing. See Fig. 6 .
Crankshaft Sensor (3.3L)	Right Side Of Engine Block. See Fig. 10 .
Distance Sensor	On transaxle extension housing.
ECAT Input Speed Sensor	On left side of transaxle, above ECAT solenoid assembly. See Fig. 8 .
ECAT Output Speed Sensor	On left side of transaxle, above PRNDL switch. See Fig. 8 .
Knock Sensor (Turbo)	On cylinder head, under fuel rail. See Fig. 4 .
Low Washer Fluid Sensor	On top of washer fluid reservoir. See Fig. 1 .
Manifold Absolute Pressure (MAP) Sensor
2.5L	On right side of firewall.
3.0L	On alternator mounting bracket.
3.3L	On rear of intake plenum.
Oil Pressure Sending Unit
2.2L	On engine block, to right of oil filter. See Fig. 7 .
3.0L	On engine block, to right of oil filter. See Fig. 6 .
Throttle Body Temp. Sensor (4-Cyl.)	On throttle body assembly.
Throttle Position Sensor
2.5L Turbo	On throttle body assembly. See Fig. 4 .
V6	On throttle body assembly. See Fig. 5 .

Dodge Caravan ES 1991 MOTORS LOCATION

Component	Location
ABS Pump Motor	On transaxle case, below hydraulic unit.
A/C-Heater Blower Motor	Under right side of dash.
Automatic Idle Speed Motor
2.5L Turbo	On throttle body assembly. See Fig. 4 .
V6	On throttle body assembly. See Fig. 5 .
Door Lock Motors	In doors, below latch assembly.
Power Rear Vent Window Motors	Behind trim panel, above rear wheelwell.
Power Window Motors	In bottom of doors, behind trim panels.
Rear Washer Motor	Under panel, behind left rear wheelwell.
Rear Wiper Motor	In liftgate, above license plate recess.
Windshield Washer Pump Motor	On bottom of washer reservoir.
Windshield Wiper Motor	On upper left side of firewall. See Fig. 1 .

Dodge Caravan ES 1991 SOLENOIDS & SOLENOID VALVES LOCATION

Component	Location
AWD Solenoid	On torque tube housing.
Canister Purge Solenoid	Above right headlight, next to radiator.
ECAT Solenoid Assembly	On left side of transaxle. See Fig. 8 .
EGR Diagnostic Solenoid	On front right side shield.
Liftgate Release Solenoid	On bottom of liftgate, behind trim panel.
Wastegate Solenoid (Turbo)	Above right headlight, next to fender.

Dodge Caravan ES 1991 SWITCHES LOCATION

Component	Location
A/C Damped Pressure Switch
Dual A/C	In "H" valve. See Fig. 1 .
Except Dual A/C	In suction line, near expansion valve.
A/C Fan Cut-Out Switch	Front Of Vehicle
A/C Low Press. Cut-Off Switch (Dual A/C)	In suction line, near "H" valve.
Ambient Temperature Switch	On radiator fan motor frame.
Brake/Stop Light Switch	On brake pedal support bracket.
Brake Warning Light Switch	In "T" line fitting, below master cylinder. See Fig. 1 .
Clutch Switch (Cruise)	On clutch pedal support bracket.
Coolant Temperature Switch
2.2L	On cylinder head, in front of distributor. See Fig. 7 .
3.0L	On cylinder head, in front of distributor. See Fig. 6 .
Illuminated Entry Switches	On left and right front door handle assemblies
Key-In Switch	In steering column, below turn signal switch.
Low Fuel Switch	On fuel gauge sending unit, in tank.
Neutral Safety/Back-Up Light Switch
Transaxle 1 of 2	On left side of transaxle, behind PRNDL switch. See Fig. 9 .
Transaxle 2 of 2	On left side of transaxle, behind PRNDL switch. See Fig. 8 .
Oil Pressure Switch (V6)	On engine block, to right of oil filter. See Fig. 6 .
Part Throttle Unlock Switch (4-Cyl.)	On top of transaxle. See Fig. 9 .
PRNDL Switch (V6)	On left side of transaxle. See Fig. 8 .
Seat Belt Switch	In driver's seat belt buckle.

Dodge Caravan ES 1991 MISCELLANEOUS LOCATION

Component	Location
A/C-Heater Blower Motor Resistor	On right side of firewall.
Diagnostic Connector
ABS, Body & ECAT Control	On lower dash, panel, left of center.
Air Bag System	On side of air bag diagnostic module.
Engine Control	On left fender panel, below relays. See Fig. 1 .