Advanced Diagnostics

Advanced Diagnostics - DTC P060A: Engine Control Module (ECM) Internal Control Module Malfunction (Engine Type: K24Z7)

General Description






When a malfunction occurs in the communication line between the main CPU and the sub CPU in the engine control module (ECM), no monitor signals from the sub CPU for a set time or abnormal signals are detected for a set time, the ECM detects a malfunction and stores a DTC.

Monitor Execution, Sequence, Duration, DTC Type, OBD Status






Enable Conditions






Malfunction Threshold
One of these symptoms occurs for at least 0.5 second:
- No sub CPU monitor signals are detected.
- Sub CPU monitor signals are abnormal.

Possible Cause

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.

- ECM internal circuit failure

Diagnosis Details

Conditions for setting the DTC
When a malfunction is detected, the MIL comes on and a Pending DTC, a Confirmed DTC, and the freeze data are stored in the ECM memory.

Conditions for clearing the DTC
The MIL is cleared if the malfunction does not return in three consecutive trips in which the diagnostic runs. The MIL, the Pending DTC, the Confirmed DTC, and the freeze data can be cleared with the scan tool Clear command or by disconnecting the battery.