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B0159: Outside Temperature Sensor Range/Performance
Standardized SAE J2012 code · B01xx codes
What does B0159 mean?
The HVAC control module reports an out-of-range or implausible reading from the outside air temperature sensor. The displayed value may be stuck or impossibly high/low.
The code tells you which monitor failed, not which part is broken. Test before replacing parts.
Symptoms
- Warning light or symbol related to the affected system
- Comfort or safety function impaired
Common causes
- High Outside temperature sensor failed
- Medium Wiring or connector fault
- Low Sensor element aged beyond calibration window
Likelihood is a general estimate across vehicles; your make and model may differ.
Add your car to see reports of B0159 on the same make and model first.
B0159 in the community
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