Powertrain
generic / SAE
P0072
Ambient Air Temperature Sensor Circuit A Low
Ambient air temperature sensor A signal voltage below the expected range — typically a short to ground.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number– / 72
Possible causes
- Signal wire shorted to ground high
Inspection / repair
- Difficulty: easy
- DIY: possible
- Estimated cost: 30–200 €
- Estimated time: 0.3–1 h
- Component: ambient air temp sensor
- Component: sensor wiring
- MIL / check engine light
Sources
References
sae:J2012