B0174
Output Air Temperature Sensor 1 Circuit Range/Performance
B0174 is an OBD-II diagnostic trouble code meaning: Output Air Temperature Sensor 1 Circuit Range/Performance. Common causes: air temperature sensor malfunction, open or short circuit in wiring harness. Estimated repair cost: $22–56.
Symptoms
- Incorrect operation of the climate control system
- Incorrect air temperature readings on the display
- Increased fuel consumption
Causes
- Air temperature sensor malfunction
- Open or short circuit in wiring harness
- Poor contact in the sensor connector
- Malfunction of the climate control control unit
How to Fix
- Check the integrity of the sensor wiring harness
- Check the resistance of the air temperature sensor
- Clean the contacts of the sensor connector
- Replace the air temperature sensor if necessary
Related codes
Error B0174 by Vehicle Brand
FAQ
What does the B0174 code mean?
B0174 is an OBD-II diagnostic trouble code that indicates: Output Air Temperature Sensor 1 Circuit Range/Performance
What causes a B0174 error code?
The most common causes of B0174 include: Air temperature sensor malfunction; Open or short circuit in wiring harness; Poor contact in the sensor connector; Malfunction of the climate control control unit.
How do I fix a B0174 diagnostic trouble code?
To fix B0174: Check the integrity of the sensor wiring harness. Check the resistance of the air temperature sensor. Clean the contacts of the sensor connector. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B0174?
Limited driving only, diagnose soon
How much does it cost to fix B0174?
The estimated repair cost for B0174 is $22–56. Actual cost depends on your vehicle, location, and labor rates.
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