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Home >> Land Rover >> 2012 >> LR4 HSE Lux >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Wiper/Washer Systems >> Wipers And Washers >> Wipers And Washers >> Diagnosis And Testing >> Wipers And Washers >> Symptom Chart

Symptom Chart

Symptom Possible Causes Action
Wiper blade(s) drag/judder across the windshield/rear window
  • Contamination of the windshield/rear window
  • Wiper arm(s) incorrectly installed
  • Wiper arm(s) incorrectly aligned to the screen
  • Wiper arm(s) spring tension inadequate
  • Clean the windshield / rear window
  • Check the wiper arm installation
  • Check the wiper arm alignment
  • Check the wiper arm tension
Very slow operation of the wiper(s) across the windshield/rear window
  • Low battery voltage
  • Front wiper linkage seized or fouling
  • Wiper circuit short circuit to ground, short circuit to power, open circuit, high resistance
  • Refer to the relevant section of the workshop manual and test the battery
  • Check the wiper linkage for seizure and fouling
  • Refer to the electrical circuit diagrams and test the wiper circuit for short circuit to ground, short circuit to power, open circuit, high resistance
Wiper(s) inoperative
Noisy operation of wiper(s)
  • Wiper motor/linkage fault
  • Lift the wiper arm(s) from the windshield / rear window and recheck the noise level during the wiper sweep operation
Noisy operation of washers
  • Washer motor(s) faulty
  • Washer system blocked or partially blocked
Listen for washer motor operation. Check and top up washer fluid level. Check and rectify blocked washer circuit. Check the wiper/washer circuit for DTCs indicating a fault. Rectify as necessary.
  • Listen for washer motor operation. Check and top up washer fluid level. Check and rectify blocked washer circuit
  • Using the manufacturer approved diagnostic system, check the Central Junction Box (CJB) for related DTCs and refer to the relevant DTC index
Washers do not operate
  • Fluid level low
  • Washer circuit blocked
  • Washer circuit faulty