TorqueMech OBD Code Guide
P0185 - Fuel Temperature Sensor B Circuit Malfunction
The ECM detected a fault in the fuel temperature sensor B circuit.
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Check likely system
Estimate after confirmation
Code Overview
The ECM detected a fault in the fuel temperature sensor B circuit.
Common Causes
- Failed fuel temperature sensor B
- Damaged wiring or connector at the fuel temperature sensor B
- Open or short in the circuit
Diagnostic Steps
- Inspect the fuel temperature sensor B connector and wiring
- Verify reference voltage, ground, and signal
- Compare scan data to a realistic known-good reading
Related OBD Codes
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Next Steps
Move from code to checks, then estimate.