Computers and Control Systems: Locations

Computerized Engine Controls Component Location:

CHECK CONNECTOR

Check Connector/Neutral Start Switch Locations:

The check connector is located in the right rear portion of the engine compartment.


CIRCUIT OPENING RELAY:
Mounted in the underhood relay box in the left side of the engine compartment.

EFI MAIN RELAY:
Mounted in the underhood relay box in the left side of the engine compartment.

ELECTRONIC CONTROL UNIT (ECU):

Electronic Control Unit Location:

The ECU is mounted in the center of the luggage compartment foward partition.

EGR GAS TEMPERATURE SENSOR (CA. ONLY):
This temperature sensor is located at the EGR valve, in the line to the intake manifold.

EGR VACUUM SWITCHING VALVE:
Located on the right side of the engine, on the intake manifold.

FUSES AND FUSIBLE LINKS

Location Of Fuses And Fusible Links:

INTAKE AIR TEMPERATURE SENSOR (THA):
The intake air temperature sensor is mounted in the backside of air cleaner housing, left side of the engine, just in front of the strut tower.

IDLE SPEED CONTROL (ISC) VALVE:
Located on the under side of the throttle body.



NEUTRAL START SWITCH:

Check Connector/Neutral Start Switch Locations:

The Neutral Start Switch is located at the forward left side of the engine compartment, on the transaxle.

OXYGEN SENSOR (OS):
The oxygen sensor is mounted in the exhaust manifold.

SUB-OXYGEN SENSOR (CA. ONLY):

Oxygen/Sub-Oxygen Sensor Placement:

The sub-oxygen sensor is mounted in the aft portion of the main catalytic converter.

THROTTLE POSITION SENSOR (TPS):
The throttle position sensor is located on the throttle body assembly.

VACUUM (MAP) SENSOR:
Located in the right rear of the engine compartment.

VEHICLE SPEED SENSOR (VSS):
Located behind the instrument panel.

WATER TEMPERATURE SENSOR (THW):
located on the left side on the front of the engine.