P2531 Possible Causes
- Faulty ignition switch
- Ignition switch harness is open or shorted
- Poor electrical connection in ignition switch circuit
How to Fix Code P2531
Check the “Possible Causes” listed above. Visually inspect the wiring harness and related connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
Symptoms
Possible
Illuminated engine light (or service engine soon warning light)
P2531 Meaning
The Powertrain Control Module (PCM) monitors the ignition switch run position circuit signal. The PCM sets the OBDII code when the ignition switch run position signal is outside factory specifications.