Diagnosis Procedure
- CHECK DTC WITH ECM
With CONSULT
- Turn ignition switch ON.
- Select "SELF-DIAG RESULTS" mode for "ENGINE" with CONSULT. Refer to , "CONSULT FUNCTION (ENGINE) " [MR20DE (California)], , "CONSULT FUNCTION (ENGINE) ", [MR20DE (Except California)] and , "CONSULT FUNCTION (ENGINE) " (QR25DE).
OK or NG
OK: GO TO 2.
NG: Check the DTC Detected Item. Refer to , "CONSULT FUNCTION (ENGINE) " [MR20DE (California)], , "CONSULT FUNCTION (ENGINE) ", [MR20DE (Except California)] and , "CONSULT FUNCTION (ENGINE) " (QR25DE).
- If CAN communication line is detected, go to U1000 CAN COMM CIRCUIT .
- CHECK DTC
Perform "DTC CONFIRMATION PROCEDURE ".
OK or NG
OK: INSPECTION END
NG: GO TO 3.
- DETECT MALFUNCTIONING ITEM
Check the following:
- The TCM pin terminals for damage or loose connection with harness connector.
OK or NG
OK: Replace TCM. Refer to "REMOVAL AND INSTALLATION ".
NG: Repair or replace damaged parts.