Powertrain
generic / SAE
P0110
Intake Air Temperature Sensor Circuit Malfunction
The ECU detects a general electrical fault in the intake air temperature (IAT) sensor circuit. Signal absent, shorted or out of plausible range. Generic catch-all when no more specific IAT code (low/high/range) is set.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number1 / 10
Possible causes
- IAT sensor failed (open or shorted) high
- IAT wiring or connector fault medium
- Combined MAF/IAT module faulty low
Inspection / repair
- Difficulty: easy
- DIY: possible
- Estimated cost: 25–150 €
- Estimated time: 0.3–1 h
- Component: iat sensor
- Component: iat wiring
- Component: iat connector
- MIL / check engine light
- emissions-relevant
- drive cycle required
Sources
References
sae:J2012