P23F1
Camshaft B Position Signal Output Circuit High Bank 2
P23F1 is an OBD-II diagnostic trouble code meaning: Camshaft B Position Signal Output Circuit High Bank 2. Common causes: camshaft position sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.
Symptoms
- Check Engine light comes on
- Reduced engine power
- Increased fuel consumption
- Unstable engine idling
- Problems starting the engine
Causes
- Camshaft position sensor malfunction
- Open or short circuit in the sensor circuit
- Poor contact in the sensor connector
- Problems with the engine ECU
- Mechanical problems in the timing system
How to Fix
- Check the condition of bank 2 camshaft position sensor B
- Check the integrity of the sensor circuit and connectors
- Measure resistance and voltage at the sensor
- Check the operation of the VVT system
- If necessary, replace the sensor or repair the wiring
Related codes
Error P23F1 by Vehicle Brand
FAQ
What does the P23F1 code mean?
P23F1 is an OBD-II diagnostic trouble code that indicates: Camshaft B Position Signal Output Circuit High Bank 2
What causes a P23F1 error code?
The most common causes of P23F1 include: Camshaft position sensor malfunction; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Problems with the engine ECU.
How do I fix a P23F1 diagnostic trouble code?
To fix P23F1: Check the condition of bank 2 camshaft position sensor B. Check the integrity of the sensor circuit and connectors. Measure resistance and voltage at the sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P23F1?
Yes, but get it checked soon
How much does it cost to fix P23F1?
The estimated repair cost for P23F1 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat