P13AF - Knock Sensor Electrical Signal Input A Short Circuit To Positive
P13AF Possible Causes
- Faulty Knock Sensor
- Knock Sensor harness is open or shorted
- Knock Sensor circuit poor electrical connection
First diagnose P13AF code
Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded terminals.
Cost of diagnosing the P13AF code
Labor: 1.0The cost of diagnosing the P13AF code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
P13AF Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P13AF MeaningThe Engine Control Module (ECM) monitors the Knock Sensor. The ECM sets the OBDII code when the Knock Sensor is not to factory specifications.
P13AF More InformationNeed more information on how to fix the P13AF code?
Get Access to Factory Service Manuals