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Home >> Toyota >> 2004 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 929 (Interior Lighting System) >> Symptom Diagnosis >> Interior Lighting System Symptoms >> Symptom Table

Symptom Table

WARNING: This page is about a different car, the 2013 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: Perform the self-diagnosis with CONSULT before the symptom diagnosis. Perform the trouble diagnosis if any DTC is detected.
Symptom Possible cause Inspection item
All of the following lamps do not turn ON
  • Front room/map lamp assembly
  • Personal lamp 2nd and 3rd row
  • Cargo room lamp
  • Front and rear step lamps
  • Vanity mirror lamps
  • Ignition keyhole illumination
  • Puddle lamps (if equipped)
  • Foot lamps (if equipped)
  • Harness between BCM and each interior room lamp
  • BCM
Battery saver output/power supply circuit
Refer to BATTERY SAVER OUTPUT/POWER SUPPLY CIRCUIT .
Some or all of the following interior room lamps do not turn ON/OFF
  • Puddle lamps (if equipped)
  • Front room/map lamp assembly
  • Personal lamp 2nd row
  • Personal lamp 3rd row
  • Harness between BCM and each door switch
  • Harness between BCM and each interior room lamp
  • BCM
Door switch circuit
Refer to DOOR SWITCH (with Intelligent Key) or DOOR SWITCH (without Intelligent Key).
Interior room lamp control circuit
Refer to INTERIOR ROOM LAMP CONTROL CIRCUIT .
Some or all of the following lamps do not turn ON/OFF
  • Front step lamps
  • Rear step lamps
  • Foot lamps (if equipped)
  • Harness between BCM and step lamps and foot lamps
  • BCM
Step lamp circuit
Refer to STEP LAMP CIRCUIT .
Cargo lamp does not turn ON/OFF
  • Harness between BCM and cargo lamp
  • BCM
Cargo lamp control circuit
Refer to CARGO LAMP CONTROL CIRCUIT .
Ignition keyhole illumination does not turn ON/OFF
  • Harness between BCM and ignition keyhole illumination
  • BCM
Ignition keyhole illumination control circuit
Refer to IGNITION KEYHOLE ILLUMINATION CONTROL CIRCUIT 
Interior room lamp timer does not activate. (It turns ON/OFF when the door opens/closes.) - Check the interior room lamp setting.
Refer to REAR DEFOGGER .
Interior room lamp battery saver does not activate. - Check the interior room lamp battery saver setting.
Refer to REAR DEFOGGER .