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Home >> Land Rover >> 2017 >> Discovery Sport SE >> Repair and Diagnosis >> Engine Mechanical >> Starter >> Starting System - GTDI 2.0L Petrol/GTDI 2.0L Petrol SULEV -- Discovery Sport (L550) >> Starting System - GTDI 2.0L Petrol/GTDI 2.0L Petrol - SULEV (G1347676) >> Diagnosis And Testing >> Starting System >> Symptom Chart

Symptom Chart

SYMPTOM POSSIBLE CAUSES ACTION
The engine does not crank (starter motor does not turn)
  • Battery/charging system fault
  • Engine system fault
  • Transmission fault
  • Transmission control switch not set to Park or Neutral
  • Smart key not present/recognised
  • Starter relay circuit open circuit, high resistance
  • Starter motor solenoid circuit open circuit, high resistance
  • Starter motor circuit open circuit, high resistance
  • Engine seized
  • Refer to the relevant portion of the service information and check the battery and charging system
  • Using the manufacturer approved diagnostic system, check the engine control module for related DTCs and refer to the relevant DTC index
  • Using the manufacturer approved diagnostic system, check the transmission control module for related DTCs and refer to the relevant DTC index
  • Set the transmission control switch to Park or Neutral and retest
  • Check that the smart key is present and recognised
  • Refer to the electrical circuit diagrams and check the starter relay circuit for open circuit, high resistance. Repair the wiring harness or install a new starter relay as necessary
  • Refer to the electrical circuit diagrams and check the starter motor solenoid circuit for open circuit, high resistance. Repair the wiring harness or install a new starter motor solenoid as necessary
  • Refer to the electrical circuit diagrams and check the starter motor circuit for open circuit, high resistance. Repair the wiring harness or install a new starter motor as necessary
  • Check that the engine turns freely
The engine does not crank (starter motor does turn)
  • Starter motor incorrectly installed
  • Starter motor internal failure
  • Drive plate ring gear
  • Check the installation of the starter motor
  • Install a new starter motor
  • Check the drive plate ring gear teeth for damage, foreign objects, etc
Engine cranks too slowly
  • Battery/charging system fault
  • Starter motor circuit open circuit, high resistance
  • Engine oil grade incorrect
  • Starter motor internal failure
  • Refer to the relevant portion of the service information and check the battery and charging system
  • Refer to the electrical circuit diagrams and check the starter motor circuit for open circuit, high resistance. Repair the wiring harness or install a new starter motor as necessary
  • Check the engine oil grade
  • Install a new starter motor
Engine cranks too fast
  • Timing chain failure
  • Low engine compression
  • Check the integrity of the timing chain
  • Refer to the relevant portion of the service information and check the engine cylinder compressions
ECO (stop/start) system inoperative
  • ECO system inhibited
  • ECO system fault
NOTE: "ECO STOP/START FAULT" will be displayed in the instrument cluster message centre when the system is inoperative due to a fault.
  • Refer to the ECO System Inhibits table for possible inhibit conditions
    • ECO system inhibited due to owner error: Explain/demonstrate the ECO system operation to the owner
    • ECO system inhibited due to battery condition: Using the manufacturer approved diagnostic system, perform the Power Supply Service Mode Diagnostic routine
  • Using the manufacturer approved diagnostic system, check the engine control module for related DTCs and refer to the relevant DTC index
  • Automatic/ECO stop/start system inhibited due to a DTC clear performed and a drive cycle not completed: Road test the vehicle between 48-80 km/h (30-50 mph) for 2 to 3 minutes, allow the engine to idle, auto stop/start will now activate