P0601

DTC P0601: Internal Control Module Memory Check Sum Error

System Description
Internal control module is installed in ECM (PCM).

DTC Detecting Condition and Trouble Area:

DTC Confirmation Procedure
1. With ignition switch OFF, connect scan tool.
2. Turn ON ignition switch and clear DTC by using scan tool if any.
3. Start engine and run it for 10 sec.
4. Check DTC by using scan tool.

Step 1:

DTC Troubleshooting