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Home >> Land Rover >> 2014 >> LR4 Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 91 (Exterior Lighting) >> Exterior Lighting >> Diagnosis And Testing >> STOPLAMPS >> Symptom Chart

Symptom Chart

WARNING: This page is about a different car, the 2012 Land Rover Range Rover Sport and 2011 Land Rover Range Rover Sport. However, it is still accessible from the selected car via links, so may be relevant.
Symptom Possible Causes Action
Stoplamp(s) inoperative
  • Bulb failure
  • LED lamp failure
  • Fuse(s) blown
  • Stop lamp circuit short circuit to ground, short circuit to power, open circuit, high resistance
  • Brake pedal switch fault
  • Check the bulb(s)
  • Check the LEDs
  • Check the fuses
  • Refer to the electrical circuit diagrams and test the stop lamp circuit for short circuit to ground, open circuit, high resistance
  • Using the manufacturer approved diagnostic system, check datalogger signal - Brake Switch (0x0416)
  • Using the manufacturer approved diagnostic system, check the Engine Control Module (ECM) for related DTCs and refer to the relevant DTC index
Stoplamp(s) dim
  • Stop lamp circuit high resistance
  • Refer to the electrical circuit diagrams and test the stop lamp circuit for high resistance
Stoplamp(s) stuck on
  • Brake pedal switch fault
  • Stop lamp circuit short circuit to power
  • Using the manufacturer approved diagnostic system, check datalogger signal - Brake Switch (0x0416)
  • Refer to the electrical circuit diagrams and test the stop lamp circuit for short circuit to power
  • Using the manufacturer approved diagnostic system, check the Engine Control Module (ECM) for related DTCs and refer to the relevant DTC index