DTC P0605 [MZI-3.7 (PCM CONNECTOR (2 TYPES))]

DTC P0605 [MZI-3.7 (PCM CONNECTOR (2 TYPES))]

id0102e3821600

DTC P0605

PCM read only memory (ROM) error

DETECTION CONDITION

•  The PCM ROM has been corrupted.

POSSIBLE CAUSE

•  An attempt was made to change the calibration

•  Module programming error

•  PCM malfunction

Diagnostic procedure

STEP	INSPECTION		ACTION
1	VERIFY FREEZE FRAME DATA HAS BEEN RECORDED • Has FREEZE FRAME DATA been recorded?	Yes	Go to next step.
1		No	Record FREEZE FRAME DATA on the repair order, then go to next step.
2	VERIFY RELATED SERVICE INFORMATION AVAILABILITY • Verify related Service Information availability. • Is any related Service Information available?	Yes	Perform repair or diagnosis according to the available Service Information. • If the vehicle is not repaired, go to the next step.
2		No	Go to the next step.
3	VERIFY TROUBLESHOOTING OF DTC P0605 HAS BEEN COMPLETED • Verify that all disconnected connectors are reconnected. • Turn the ignition switch to the ON position (Engine off). • Clear the DTC from the PCM memory using the M-MDS. • Perform the “KOEO and KOER self-test”. (See KOEO/KOER SELF TEST [MZI-3.7 (PCM CONNECTOR (2 TYPES))].) • Retrieve DTCs using the M-MDS. • Is the PENDING CODE for this DTC present?	Yes	Replace the PCM, then go to next step. (See PCM REMOVAL/INSTALLATION [MZI-3.7].)
3		No	Go to next step.
4	VERIFY AFTER REPAIR PROCEDURE • Perform the “AFTER REPAIR PRECAUTION”. (See AFTER REPAIR PROCEDURE [MZI-3.7 (PCM CONNECTOR (2 TYPES))].) • Are any DTCs present?	Yes	Go to the applicable DTC inspection. (See DTC TABLE [MZI-3.7 (PCM CONNECTOR (2 TYPES))].)
4		No	Troubleshooting completed.