P0601 VOLKSWAGEN Internal Control Module Memory Check Sum Error

Possible causes – Faulty Powertrain Control Module (PCM)– Powertrain Control Module (PCM) harness is open or shorted– Powertrain Control Module (PCM) cicuit poor electricl connection– Low battery voltage When is the obd code mean? The MIL will turn off on its own after four consecutive ignition cycle in which the diagnostic runs faultlessly. Symptoms –…