DTC P0181-21: Fuel Temperature Sensor "A" Circuit Range/Performance - Signal amplitude < minimum: Action
- Vehicle Conditions to Enable DTC Setting Strategy
- Drive vehicle under steady-state conditions for up to 30 minutes
- Prioritized Checks to Perform
- Refer to the electrical circuit diagrams and check the fuel temperature sensor circuit for short circuit to ground, short circuit to power, open circuit, high resistance. Check the electrical connectors for evidence of water ingress. Check the terminals for damage and corrosion. Repair the wiring harness as necessary
- Using the Jaguar Land Rover approved diagnostic equipment, run application - ECU Diagnostics/Powertrain Control Module (PCM)/Clear Diagnostic Trouble Code(s). Retest
- Install a new fuel temperature sensor