Diagnosis Procedure

CLOSED THROTTLE POSITION AND WIDE OPEN THROTTLE POSITION CIRCUIT


Diagnosis Procedure

1.CHECK CAN COMMUNICATION LINE
With CONSULT-III
- Select "SELF-DIAG RESULTS" in "TRANSMISSION".
Without CONSULT-III
- Perform the self-diagnosis. Refer to Reading and Clearing Diagnostic Trouble Codes.
Is a malfunction in the CAN communication indicated in the results?
YES - Check CAN communication line. Refer to 5AT RE5R05A 5AT RE5R05A 5AT RE5R05A 5AT RE5R05A.
NO - GO TO 2.
2.CHECK THROTTLE POSITION SIGNAL CIRCUIT
With CONSULT-III
1. Turn ignition switch ON.
2. Select "DATA MONITOR" in "TRANSMISSION".
3. Depress accelerator pedal and read out the value of "CLSD THL POS" and "W/O THL POS". Refer to Consult-III Reference Value In Data Monitor Mode.
OK or NG
OK INSPECTION END
NG - Check the following. If NG, repair or replace damaged parts.
- Perform "SELF-DIAG RESULTS" in "ENGINE". Refer to (for
VQ35HR engine), Consult-III Function (for VK45DE engine).
- Open circuit or short to ground or short to power in harness or connectors.
- Pin terminals for damage or loose connection with harness connector.