Diagnosis Procedure

CLOSED THROTTLE POSITION AND WIDE OPEN THROTTLE POSITION CIRCUIT


Diagnosis Procedure

1.CHECK CAN COMMUNICATION LINE
Perform the self-diagnosis. Refer to Diagnosis System (TCM).
Is a malfunction in the CAN communication indicated in the results?
YES - Check CAN communication line. Refer to A/T Control System A/T Control System A/T Control System A/T Control System A/T Control System.
NO - GO TO 2.
2.CHECK THROTTLE POSITION SIGNAL CIRCUIT
With CONSULT-III
1. Turn ignition switch "ON". (Do not start engine.)
2. Select "ECU INPUT SIGNALS" in "DATA MONITOR" mode for "TRANSMISSION" with CONSULT-III.
3. Depress accelerator pedal and read out the value of "CLSD THL POS" and "W/O THL POS".





OK or NG
OK >> INSPECTION END
NG - Check the following items. If NG, repair or replace damaged parts.
- Perform the self-diagnosis for "ENGINE" with CONSULT-III.
- Open circuit or short to ground or short to power in harness or connectors.
- Pin terminals for damage or loose connection with harness connector.