B0158
Ambient Air Temperature Sensor Circuit
B0158 is an OBD-II diagnostic trouble code meaning: Ambient Air Temperature Sensor Circuit. Common causes: open or short circuit in the sensor circuit, ambient temperature sensor malfunction. Estimated repair cost: $11–56.
Symptoms
- Incorrect temperature readings on the instrument panel
- Climate system malfunction
- Check Engine Light Illuminates
Causes
- Open or short circuit in the sensor circuit
- Ambient temperature sensor malfunction
- Wiring harness damage
- Poor contact in the sensor connector
How to Fix
- Check the continuity of the sensor circuit using a multimeter
- Inspect the sensor connector for damage or corrosion.
- Replace ambient temperature sensor if necessary
- Check and repair the wiring harness if damage is found.
Related codes
Error B0158 by Vehicle Brand
FAQ
What does the B0158 code mean?
B0158 is an OBD-II diagnostic trouble code that indicates: Ambient Air Temperature Sensor Circuit
What causes a B0158 error code?
The most common causes of B0158 include: Open or short circuit in the sensor circuit; Ambient temperature sensor malfunction; Wiring harness damage; Poor contact in the sensor connector.
How do I fix a B0158 diagnostic trouble code?
To fix B0158: Check the continuity of the sensor circuit using a multimeter. Inspect the sensor connector for damage or corrosion.. Replace ambient temperature sensor if necessary. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B0158?
Limited driving only, diagnose soon
How much does it cost to fix B0158?
The estimated repair cost for B0158 is $11–56. Actual cost depends on your vehicle, location, and labor rates.
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