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P0117 – Land Rover DTC

Land Rover DTC P0117 – Engine Coolant Temperature Sensor Low Out of Range Fault

DTC P0117 meaning on Land Rover

DTC P0117 on a Land Rover indicates a fault with the Engine Coolant Temperature (ECT) sensor circuit. This fault code is triggered when the ECT sensor reports a temperature that is lower than expected.

Land Rover DTC P0117 symptoms

  • Check Engine Light (CEL) illuminated on the dashboard
  • Inaccurate temperature gauge readings
  • Potential engine performance issues

Land Rover DTC P0117 causes

  • Defective ECT sensor
  • Wiring or connector issues in the ECT sensor circuit
  • Low engine coolant level
  • Thermostat malfunction

Land Rover DTC P0117 seriousness

The DTC P0117 fault code should be addressed promptly as it can lead to incorrect engine management decisions and potentially affect the vehicle’s performance and fuel efficiency.

How to diagnose DTC P0117 on Land Rover

  1. Use an OBD-II scanner to retrieve the fault code and freeze frame data
  2. Inspect the ECT sensor and its wiring for any visible damage
  3. Check the engine coolant level and condition
  4. Test the ECT sensor resistance with a multimeter

How to fix DTC P0117 on Land Rover

  1. Replace the faulty ECT sensor if it is found to be defective
  2. Repair any damaged wiring or connectors in the ECT sensor circuit
  3. Ensure the engine coolant level is correct and the thermostat is functioning properly
  4. Clear the fault code and perform a test drive to verify the repair

How to erase DTC P0117 on Land Rover

  1. Use an OBD-II scanner to clear the fault code
  2. If the issue has been resolved, the Check Engine Light should turn off

Recommended tools for Land Rover diagnostics

Explore our expert picks: The Best OBD2 Scanners for 2025

Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter

← All Land Rover Diagnostic Trouble Codes

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