Code P1332 – Knock sensor 4 low input
What are the possible causes of DTC P1332?
NOTE: The causes listed may not be a complete list of all potential problems and there may be other causes.
- Faulty knock sensor
- Knock sensor harness is open or shorted
- Poor electrical connection in the knock sensor circuit
How to repair DTC P1332?
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.
What are the possible symptoms of the code?
- Check engine light on (or service engine soon warning light)
What does code P1332 mean?
The Engine Control Module (ECM) monitors the knock sensor. The ECM sets the OBDII code when the knock sensor does not meet factory specifications.