Powertrain
generic / SAE
P2081
Exhaust Gas Temperature Sensor Circuit Intermittent (Bank 1 Sensor 1)
The EGT sensor at bank 1 sensor 1 signal jumps or drops out intermittently — typically a connector or chafed wire near the exhaust manifold heat zone.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number– / 81
Possible causes
- Connector loose or oxidised high
- Wire chafed against exhaust shielding medium
- Connector with intermittent contact under vibration low
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 60–400 €
- Estimated time: 0.5–2 h
- Component: exhaust gas temperature sensor
- Component: egt harness
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012