B1949
Climate Control Water Temperature Sensor Circuit Short To Ground
B1949 is an OBD-II diagnostic trouble code meaning: Climate Control Water Temperature Sensor Circuit Short To Ground. Common causes: wiring harness damage, water temperature sensor malfunction. Estimated repair cost: $56–167.
Symptoms
- Incorrect operation of climate control
- No heating or cooling
- Unstable temperature in the cabin
Causes
- Wiring harness damage
- Water temperature sensor malfunction
- Short circuit in the circuit
- Problems with the climate control unit
How to Fix
- Check the integrity of the wiring harness
- Check the resistance of the water temperature sensor
- Check for short circuit in the circuit
- Replace the water temperature sensor if necessary
- Check the operation of the climate control control unit
Related codes
FAQ
What does the B1949 code mean?
B1949 is an OBD-II diagnostic trouble code that indicates: Climate Control Water Temperature Sensor Circuit Short To Ground
What causes a B1949 error code?
The most common causes of B1949 include: Wiring harness damage; Water temperature sensor malfunction; Short circuit in the circuit; Problems with the climate control unit.
How do I fix a B1949 diagnostic trouble code?
To fix B1949: Check the integrity of the wiring harness. Check the resistance of the water temperature sensor. Check for short circuit in the circuit. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B1949?
Limited driving only, diagnose soon
How much does it cost to fix B1949?
The estimated repair cost for B1949 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat