CVT

DTC P0602

DTC Detecting Condition and Trouble Area

NOTE:

After reprogramming of TCM is executed, if the DTC P0602 is indicated, it is possible that the reprogramming of TCM is not completed correctly.






DTC Confirmation Procedure

1) Turn ignition switch to ON position for 10 sec.

DTC Troubleshooting



1. DTC recheck

Clear DTC. DTC Clearance
Turn ignition switch to OFF position.
Perform DTC confirmation procedure, and check DTC.

Is DTC P0602 still detected?
YES
Go to Step 2.
NO
Check for intermittent trouble.

2. TCM reprogramming check

Was reprogramming of TCM executed?
YES
Execute reprogramming of TCM correctly once again.
NO
Go to Step 3.

3. TCM power and ground circuit check

Check TCM power and ground circuit. TCM Power Supply and Ground Circuit Check

Are they in good condition?
YES
Substitute a known-good TCM and recheck.
NO
Repair or replace defective wire harness.