P2512 Possible Causes
- Faulty Powertrain Control Module (PCM)
- Powertrain Control Module (PCM) harness is open or shorted
- Poor electrical connection in Powertrain Control Module (PCM) circuit
- Powertrain Control Module (PCM) software needs updating
How to Fix Code P2512
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector pins.
Possible Symptoms
Illuminated engine light (or service engine soon warning light)
P2512 Meaning
The Powertrain Control Module (PCM) monitors PCM communication with other control units (e.g., Transmission Control Unit, ABS Control Unit). The PCM sets the OBDII code when it fails to communicate with other control units, either due to software or electrical issues (e.g., broken wires or loose connection).