DTC P060A
DTC P060A: Powertrain Control Module (PCM) Internal Control Module Malfunction
General Description
When a malfunction occurs in the communication line between the main CPU and the sub CPU in the powertrain control module (PCM), no monitor signals from the sub CPU for a set time, or abnormal signals are detected for a set time, the PCM detects a malfunction and stores a DTC.
Monitor Execution, Sequence, Duration, DTC Type
| Execution | Continuous |
| Sequence | None |
| Duration | 2.0 seconds or more |
| DTC Type | One drive cycle, MIL on |
Enable Conditions
| Condition | |
|---|---|
| Vehicle | ON mode |
Malfunction Threshold
One of these symptoms occurs for at least 2.0 seconds:
- 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.
- PCM 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 PCM 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 12 volt battery.