P2B46
A Camshaft Position Actuator Position Sensor B Circuit High Bank 2
P2B46 is an OBD-II diagnostic trouble code meaning: A Camshaft Position Actuator Position Sensor B Circuit High Bank 2. Common causes: open or short circuit in the sensor circuit, camshaft position sensor malfunction. Estimated repair cost: $28–89.
Symptoms
- Check Engine light comes on
- Reduced engine power
- Increased fuel consumption
- Unstable engine idling
- The engine goes into emergency mode
Causes
- Open or short circuit in the sensor circuit
- Camshaft position sensor malfunction
- Problems with wiring harness or contacts
- Engine control unit malfunction
- Mechanical problems in the VVT system
How to Fix
- Check the integrity of the sensor circuit and the quality of the contacts
- Test the camshaft position sensor
- Check resistance and voltage in the circuit
- Inspect the mechanical components of the VVT system
- If necessary, replace the sensor or repair the wiring
Related codes
Error P2B46 by Vehicle Brand
FAQ
What does the P2B46 code mean?
P2B46 is an OBD-II diagnostic trouble code that indicates: A Camshaft Position Actuator Position Sensor B Circuit High Bank 2
What causes a P2B46 error code?
The most common causes of P2B46 include: Open or short circuit in the sensor circuit; Camshaft position sensor malfunction; Problems with wiring harness or contacts; Engine control unit malfunction.
How do I fix a P2B46 diagnostic trouble code?
To fix P2B46: Check the integrity of the sensor circuit and the quality of the contacts. Test the camshaft position sensor. Check resistance and voltage in the circuit. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2B46?
Limited driving only, diagnose soon
How much does it cost to fix P2B46?
The estimated repair cost for P2B46 is $28–89. Actual cost depends on your vehicle, location, and labor rates.
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