P0072
Ambient Air Temperature Sensor Circuit Low
1997-2000 BMW 528i E39 2.8L I6 🇦🇺
Low SeverityPowertrain
Description
The ambient air temperature sensor circuit voltage is lower than expected, indicating a short or very high temperature reading.
Symptoms
- Check Engine Light
- Very high temp display
Common Causes
- Short to ground
- Faulty sensor
- Damaged wiring
Diagnostic Steps
- Test circuit voltage
- Check for shorts
- Test sensor resistance
Repair Notes
Repair short or replace sensor.
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P0072 on Other Vehicles
Common Questions
What does code P0072 mean on a 1997-2000 BMW 528i E39?
P0072 stands for "Ambient Air Temperature Sensor Circuit Low". The ambient air temperature sensor circuit voltage is lower than expected, indicating a short or very high temperature reading.
What are the symptoms of P0072 on a BMW 528i E39?
Common symptoms of P0072 include: Check Engine Light, Very high temp display.
What causes P0072 on a 1997-2000 BMW 528i E39?
Common causes of P0072 include: Short to ground, Faulty sensor, Damaged wiring.