P0071
PowertrainTemperature Sensorlow severityAmbient Air Temperature Sensor Range/Performance
What P0071 Means
The ambient air temperature sensor reading is out of expected range or not changing appropriately.
Symptoms
- Incorrect temp reading
- Climate control issues
Common Causes
- Sensor mounted near heat source
- Sensor contaminated
- Intermittent connection
Diagnostic Steps
- Compare sensor reading to known temperature
- Check sensor location
- Inspect connector
Where to start: Relocate or replace sensor.
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