B1968
A/C Water Pump Detection Circuit Failure
B1968 is an OBD-II diagnostic trouble code meaning: A/C Water Pump Detection Circuit Failure. Common causes: open or short circuit in wiring harness, air conditioner water pump malfunction. Estimated repair cost: $56–167.
Symptoms
- Air conditioner doesn't work
- Engine overheating
- Check Engine light comes on
Causes
- Open or short circuit in wiring harness
- Air conditioner water pump malfunction
- Problems with the control unit
How to Fix
- Check wiring harness for damage
- Check the operation of the air conditioner water pump
- Scan the control unit for errors
Related codes
FAQ
What does the B1968 code mean?
B1968 is an OBD-II diagnostic trouble code that indicates: A/C Water Pump Detection Circuit Failure
What causes a B1968 error code?
The most common causes of B1968 include: Open or short circuit in wiring harness; Air conditioner water pump malfunction; Problems with the control unit.
How do I fix a B1968 diagnostic trouble code?
To fix B1968: Check wiring harness for damage. Check the operation of the air conditioner water pump. Scan the control unit for errors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B1968?
Limited driving only, diagnose soon
How much does it cost to fix B1968?
The estimated repair cost for B1968 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat