ELECTRICAL COMPONENT LOCATOR 1990 INFINITI ELECTRIC COMPONENT LOCATOR

Infiniti M30 1990 - BUZZERS, RELAYS & TIMERS

Infiniti M30 1990 BUZZERS, RELAYS & TIMERS LOCATION

Component	Location
A/C Blower Relay (Blue)	Behind center console. See Fig. 1 & Fig. 2 .
A/C Clutch Relay	In fuse/relay block, near battery. See Fig. 3 .
Accessory Relays (Blue)	Behind left dash, above steering column. See Fig. 1 .
Anti-Lock Brake System (ABS)
Acutator Relay	In relay block, near battery.
Motor Relay	In relay block, near ABS unit.
Solenoid Valve Relay	In relay block, near battery.
Anti-Theft Warning Relays (4)	In relay block, near battery. See Fig. 3 & Fig. 4 .
Automatic Speed Control Device (ASCD)
Cut Relay (Black)	In fuse/relay block, near battery. See Fig. 3 .
Hold Relay (Blue)	Behind left rear trim panel, by control unit. See Fig. 5 .
Blower Motor Relay (Blue)	Behind center of dash.
Defogger Relay (Brown)	Behind left kick panel. See Fig. 1 .
Door Lock Timer	Behind left kick panel. See Fig. 1 .
ECCS Relay (Green)	Mounted behind ECCS, behind right kick panel. See Fig. 1 .
Fuel Filler Door Opener Relay (Blue)	Rear of luggage compartment, behind panel. See Fig. 5 .
Fuel Pump Relay (Green)	Rear of luggage compartment, behind panel. See Fig. 5 .
Horn Relay	In fuse/relay block, near battery. See Fig. 3 .
Ignition Relays (Blue)	Behind left side of dash, above steering column. See Fig. 1 .
Power Antenna Timer	Mounted on antenna base.
Radiator Fan Relay (Blue)	In fuse/relay block, near battery. See Fig. 3 .
Safety Relay (Orange)	Behind right kick panel, near ECCS. See Fig. 1 .
Starter Relay	On bracket, in front of battery. See Fig. 3 .
Switching Relay	In relay block, near battery. See Fig. 3 .
Trunk Lid Opener Relay (Blue)	Rear of luggage compartment, behind panel. See Fig. 5 .
Turn Signal/Flasher Unit	Behind center of dash, near steering column. See Fig. 1 .
Warning Chime/Buzzer	Behind center console. See Fig. 1 .
Wiper Relay	In fuse/relay block, near battery. See Fig. 3 .

Infiniti M30 1990 - CIRCUIT PROTECTION DEVICES

Infiniti M30 1990 CIRCUIT PROTECTION DEVICES LOCATION

Component	Location
A/C Fuses (2)	In fuse/relay block, on left rear of engine compartment.
Circuit Breaker	Behind left kick panel. See Fig. 1 .
Fuel Pump Fuse	In fuse block, under left side of dash.
Fuse Block	Under left side of dash.
Fuse/Relay Block	In right front of engine compartment, near battery. See Fig. 3 .
Fusible Links	In fuse/relay block, near battery.
Relay Block	In right front of engine compartment, near battery. See Fig. 3 .

Infiniti M30 1990 - CONTROL UNITS

Infiniti M30 1990 CONTROL UNITS LOCATION

Component	Location
A/T Control Unit	Behind left kick panel. See Fig. 1 & Fig. 6 .
Anti-Lock Brakes (ABS) Control Unit	Under rear package tray. See Fig. 5 .
Anti-Theft Warning Control Unit	Behind left kick panel. See Fig. 1 & Fig. 4 .
Automatic Speed Control Device (ASCD) Control Unit	Behind left rear trim panel. See Fig. 5 .
ECCS Control Unit	Behind right kick panel. See Fig. 1 .
Shift Lock Control Unit	Behind dash, left of steering column. See Fig. 1 .
Sonar Suspension Control Unit	Behind left rear trim panel. See Fig. 5 .
Supplemental Restraint System (SRS) Control Unit	Under console, behind parking brake lever. See Fig. 1 .
Supplemental Restraint System (SRS) Control Unit	Under console, behind parking brake lever. See Fig. 7 .
Time Control Unit	Behind left kick panel. See Fig. 1 .

Infiniti M30 1990 - SENDING UNITS & SENSORS

Infiniti M30 1990 SENDING UNITS & SENSORS LOCATION

Component	Location
A/C-Heater System
In-Vehicle Sensor	On center of dash. See Fig. 2 .
Intake Sensor	Inside evaporator case. See Fig. 2 .
Sunload Sensor	On center of dash, near defroster vents. See Fig. 2 .
Airflow Sensor	Between intake manifold and air filter.
Anti-Lock Brake System (ABS)
Front Wheel Sensors	On bracket, in steering knuckle.
Rear Wheel Sensor	On rear driveshaft.
Automatic Transmission
Fluid Temperature Sensor	In lower valve body. See Fig. 6 .
RPM Sensor	On left side of transmission, near tall shaft. See Fig. 6 .
Coolant Temperature Sensor	On water inlet housing, near distributor.
Crank Angle Sensor	In distributor assembly.
EGR Temperature Sensor	In base of EGR valve.
Knock Sensor	On engine block, behind alternator.
Oil Pressure Sending Unit	On engine block, near oil filter.
Power Door Unlock Sensor	In power door lock actuators in doors. See Fig. 4 .
SRS Crash/Impact Sensors	On left, right and center front of vehicle. See Fig. 3 & Fig. 7 .
SRS Tunnel & Safing Sensor	Under console, behind parking brake lever. See Fig. 1 & Fig. 7 .
Sonar Suspension Road Surface Sensor
Front	Behind front right bumper. See Fig. 3 .
Rear	Under car, to rear of transmission.
Steering Angle Sensor	Mounted behind steering wheel.
Throttle Position Sensor (TPS)	On throttle body. See Fig. 6 .
Vehicle Speed Sensor (VSS)	In speedometer assembly.

Infiniti M30 1990 - MOTORS

Infiniti M30 1990 MOTORS LOCATION

Component	Location
A/C-Heater System
Air Intake Door Motor	Under right side of dash, behind glove compartment. See Fig. 2 .
Air Mix Door Motor	Behind right side of center console. See Fig. 2 .
Aspirator Motor	Behind upper right side of center console. See Fig. 2 .
Blower Motor	Below right side of dash.
Mode Door Motor	Behind left side of center console. See Fig. 2 .
Windshield Wiper Motor	In right rear corner of engine compartment. See Fig. 3 .

Infiniti M30 1990 - SOLENOIDS & SOLENOID VALVES

Infiniti M30 1990 SOLENOIDS & SOLENOID VALVES LOCATION

Component	Location
Automatic Transmission
Line Pressure Solenoid	In upper valve body. See Fig. 6 .
Lock-Up Solenoid	In lower valve body. See Fig. 6 .
Overrun Clutch Solenoid	In upper valve body. See Fig. 6 .
Shift Solenoids (2)	In upper valve body. See Fig. 6 .
Auxiliary Air Control (AAC) Solenoid Valve	On left side of intake manifold, in throttle body.
EGR Control Solenoid	Near EGR valve.
Fast Idle Control Device (FICD) Solenoid Valve	On left side intake manifold, in throttle body.
Ignition Key Lock Solenoid	On ignition switch assembly.
Shift Lock Solenoid (A/T)	On base of shift lever.

Infiniti M30 1990 - SWITCHES

Infiniti M30 1990 SWITCHES LOCATION

Component	Location
A/C Ambient Temperature Switch	On front of car, near hood latch.
A/C Dual Pressure Switch	In receiver-drier assembly.
ASCD Brake Switch	On brake pedal bracket. See Fig. 1 .
Door Unlock & Key Cylinder Tamper Switch (Side Doors & Trunk Lid)	Behind all door lock assemblies. See Fig. 4 .
Inhibitor Switch	On right side of transmission. See Fig. 6 .
Kickdown Switch (A/T)	Above accelerator pedal. See Fig. 1 & Fig. 6 .
Oil Pressure Switch	On engine block, left of oil filter.
Overdrive Switch	On top left of shift lever. See Fig. 6 .
Stoplight Switch	On bracket, above brake pedal. See Fig. 1 .
Throttle Valve Switch	In throttle body, incorporated with throttle sensor. See Fig. 6 .

Infiniti M30 1990 - MISCELLANEOUS

Infiniti M30 1990 MISCELLANEOUS LOCATION

Component	Location
A/C Fan Control Amplifier	In evaporator case. See Fig. 2 .
Automatic A/C Amplifier	On A/C control case. See Fig. 2 .
Blower Fan Motor Resistor	Behind glove compartment, on evaporator case.
Diagnostic Mode Selector	In ECCS control unit.
Diagnostic Test Connector	Under left side of dash.
Injector Dropping Resistor	On bracket, on right side shock tower. See Fig. 3 .
Power Window Amplifier	Under center console. See Fig. 1 .
Power Transistor	On left side of inner fender panel, near ignition coil.
Sonar Suspension Actuators	On top of each shock absorber.