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Home >> Land Rover >> 2012 >> LR4 HSE Lux >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Anti-Theft Systems >> Handles, Locks, Latches & Entry Systems >> Handles, Locks, Latches And Entry Systems >> Diagnosis And Testing >> Locks, Latches And Entry Systems >> Symptom Chart

Symptom Chart

NOTE: Complete the diagnostic steps below to confirm any concern prior to replacing any component 
Symptom Possible causes Action
The message center indicates that the hood, the tailgate is open when it appears to be closed
  • Incorrect striker alignment/adjustment
  • Ajar switch circuit short circuit to ground
  • Ajar switch failure
  • Check/adjust the strikers as necessary
  • Check for DTCs indicating an ajar switch fault. Refer to the DTC index
Vehicle indicates a miss-lock when the hood, tailgate appear to be closed
Fuel flap does not lock/unlock
  • Fuel flap cable detached from body
  • Fuel flap actuator detached from mounting bracket
  • Fuel flap actuator disconnected
  • Fuel flap actuator failure
  • Check the condition and installation of the fuel flap cable
  • Check the security of the fuel flap actuator and bracket
  • Check the security of the actuator electrical connector
  • Check for DTCs indicating a fuel flap actuator fault. Refer to the DTC index
Door(s) will not unlatch/open when using outside door handle
  • Exterior door handle condition/installation
  • Exterior release cable disconnected from exterior door handle or door latch
  • Check the exterior door handle condition and installation
  • Check the condition and security of the exterior release cable
  • Single door will not open from the outside (but opens from the inside)  GO to PINPOINT TEST A .
Door(s) will not unlatch/open when using inside door handle
  • Child lock(s) engaged
  • Interior door handle condition/installation
  • Interior release cable disconnected from interior door handle or door latch
  • Check that the child locks are disengaged
  • Check the interior door handle condition and installation
  • Check the condition and security of the interior release cable
  • Single Door Will Not Open From The Inside (but opens from the outside)  GO to PINPOINT TEST B .
Door(s) will not lock/unlock from key fob, key or internal lock switch
  • Wiring harness/connectors
  • Central junction box (CJB)
  • Door lock switch
  • Cable fault
  • Check for relevant stored DTCs
  • Once any DTC related faults have been rectified continue with the diagnostic steps below
  • No lock / unlock function from key-fob  GO to PINPOINT TEST C .
Door ajar or miss lock signal at message center when door(s) are closed or alarm triggering
  • Wiring harness
  • Instrument cluster
  • Incorrect striker alignment/adjustment
  • Ajar switch circuit short circuit to ground
  • Ajar switch failure