The PCM monitors RAM areas and communication connections between microcontroller and output drivers and sets DTC P0605 if failure is detected.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Check RAM Area / Communication connections | 1. Contact resistance in connectors 2. Faulty PCM |
Enable Conditions |
•
Ignition ON | |
Threshold Value |
•
RAM test / Checksum / SPI communication : failure | |
Diagnostic Time |
•
0.1 second. | |
MIL On Condition |
•
Immediate |
