DTC P0607: Control Module Performance: Procedure

1. Clear DTC.
2. Turn the ignition switch OFF.
3. Disconnect the cable from the negative battery terminal and wait for 1 minute.
4. Connect the cable to the negative battery terminal.
5. Turn the ignition switch ON.
6. Check DTC.

   OK

   P0607 is not present.

NG → REPLACE ECM 

OK → CHECK FOR INTERMITTENT PROBLEMS