P0605 OBD II Trouble Code Internal Control Module Read Only Memory (ROM) Error

How to troubleshoot and repair a P0605 code which refers to an internal ROM read only memory error in a control module in the PCM Processor Fault. Also includes links to relevant forum topics on the code.

Symptoms of P0605 OBD II Trouble Code

Common Causes of P0605 OBD II Trouble Code

Never miss out: Get notified about P0605.