What does code P0186 mean?
Out of range readings detected from fuel temperature sensor B
OBD-II Code
P0186 — Fuel Temperature Sensor B Circuit Range or Performance
Out of range readings detected from fuel temperature sensor B
Common symptoms
- Irregular idle
- poor combustion
- erratic fuel consumption
Possible causes
- Aging sensor
- contaminated fuel
- damaged harness
Initial recommendation
Inspect sensor and evaluate fuel quality.
Safety notice
This information is for guidance only and does not replace a physical vehicle inspection or diagnosis by a qualified mechanic. If the vehicle has severe power loss, smoke, a fuel odor, overheating, brake or steering problems, or any unsafe behavior, avoid driving it and seek professional inspection.
Analyze this code with MecaOBD
Use the app to combine code P0186 with your vehicle's actual symptoms for more complete diagnostic guidance.
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