A/T Control Component Check
- CRANKSHAFT POSITION SENSOR CHECK
Refer to CRANKSHAFT POSITION (CKP) SENSOR .
- THROTTLE POSITION SENSOR CHECK
Refer to THROTTLE POSITION (TP) SENSOR .
- OIL TEMPERATURE SENSOR CHECK
- Remove the oil temperature sensor.
- Measure the resistance between terminals No. 1 and No. 2 of the oil temperature sensor connector.
- Standard value:
- Replace the sensor if not within the standard value.
- PARK/NEUTRAL POSITION SWITCH CHECK
- STOP LIGHT SWITCH CHECK
Refer to STOPLIGHT SWITCH .
- VEHICLE SPEED SENSOR CHECK
Refer to ON-VEHICLE SERVICE .
- DUAL PRESSURE SWITCH CHECK
Refer to ON-VEHICLE SERVICE .
- CLOSED THROTTLE POSITION SWITCH CHECK
Refer to CLOSED THROTTLE POSITION SWITCH .
- A/T CONTROL RELAY CHECK
- Remove the A/T control relay.
- Use jumper wires to connect the A/T control relay terminal (2) to the battery (-) terminal and terminal (4) to the battery (+) terminal.
- Check the continuity between the terminal (1) and the terminal (3) of the A/T control relay when the jumper wires are connected to and disconnected from the battery.
- If there is a problem, replace the A/T control relay.
- SOLENOID VALVE CHECK
- Remove the valve body cover.
- Disconnect the connectors of each solenoid valve.
- Measure the resistance between terminals 1 and 2 of each solenoid valve.
- Standard value:
- If the resistance is not within the standard value, replace the solenoid valve.