P2516
A/C Refrigerant Pressure Sensor B Circuit Range/Performance
P2516 is an OBD-II diagnostic trouble code meaning: A/C Refrigerant Pressure Sensor B Circuit Range/Performance. Common causes: faulty refrigerant pressure sensor, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.
Symptoms
- Air conditioner doesn't work
- Air conditioner malfunction
- Check Engine Light Is On
- Reduced cooling efficiency
Causes
- Faulty refrigerant pressure sensor
- Open or short circuit in the sensor circuit
- Poor electrical connection
- Refrigerant leak
- Problems with the engine control unit
How to Fix
- Check the refrigerant level in the system
- Inspect the wiring and connections of the sensor
- Check the functionality of the pressure sensor
- Replace sensor if necessary
- Reset the error code and check the system operation
Related codes
Error P2516 by Vehicle Brand
FAQ
What does the P2516 code mean?
P2516 is an OBD-II diagnostic trouble code that indicates: A/C Refrigerant Pressure Sensor B Circuit Range/Performance
What causes a P2516 error code?
The most common causes of P2516 include: Faulty refrigerant pressure sensor; Open or short circuit in the sensor circuit; Poor electrical connection; Refrigerant leak.
How do I fix a P2516 diagnostic trouble code?
To fix P2516: Check the refrigerant level in the system. Inspect the wiring and connections of the sensor. Check the functionality of the pressure sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2516?
Yes, but get it checked soon
How much does it cost to fix P2516?
The estimated repair cost for P2516 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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