Powertrain
generic / SAE
P0185
Fuel Temperature Sensor B Circuit Malfunction
The ECU detects an electrical fault in the fuel temperature sensor B circuit (second sensor used on systems with separate supply/return temperature monitoring or twin-tank arrangements).
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number1 / 85
Possible causes
- Sensor failed high
- Wiring or connector fault medium
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 60–300 €
- Estimated time: 0.5–2 h
- Component: fuel temperature sensor b
- Component: sensor wiring
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012