Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Lexus >> 2007 >> LS 460L >> Repair and Diagnosis >> External Pages >> Different car >> Section 647 (Interior Lighting System) >> Symptom Diagnosis >> Interior Lighting System Symptoms >> Symptom Table

Symptom Table

WARNING: This page is about a different car, the 2009 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: Perform the self-diagnosis with CONSULT-III before the symptom diagnosis. Perform the trouble diagnosis if any DTC is detected.
INTERIOR LIGHTING SYSTEM SYMPTOMS

Symptom Possible cause Inspection item
All the following lamps do not turn ON.
  • Front room/map lamp assembly
  • Personal lamp rear LH and RH
  • Trunk room lamp
  • Foot lamp LH and RH
  • Front step lamp LH and RH
  • Rear step lamp LH and RH
  • Vanity mirror lamp LH and RH
  • Harness between BCM and each interior room lamp
  • BCM
Battery saver output/power supply circuit Refer to BATTERY SAVER OUTPUT/POWER SUPPLY CIRCUIT .
  • Interior room lamp does not turn ON even though the door is open. (It turns ON when turning the interior room lamp ON.)
  • Interior room lamp does not turn OFF even though the door is closed.
  • Harness between BCM and each door switch
  • Harness between BCM and each interior room lamp
  • BCM
Door switch circuit
Refer to DOOR SWITCH .
Interior room lamp control circuit
Refer to DOOR SWITCH .
Interior room lamp timer does not activate. (It turns ON/OFF when the door opens/closes.) - Check the interior room lamp setting.
Refer to INT LAMP: CONSULT-III FUNCTION (BCM-INT LAMP) .
Step lamps do not turn ON.
(The front room/map lamps and the personal lamps turn ON.)
  • Harness between BCM and each step lamp
  • BCM
Step lamp circuit
Refer to STEP LAMP CIRCUIT .
Step lamps do not turn OFF.
(The room/map lamps and the personal lamps turn OFF.)
  • Trunk room lamp does not turn ON. (The bulb is normal.)
  • Trunk room lamp does not turn OFF.
  • Harness between BCM and trunk room lamp switch
  • Harness between BCM and trunk room lamp
  • BCM
Trunk room lamp switch circuit
Refer to TRUNK ROOM LAMP CIRCUIT .
Trunk room lamp circuit
Refer to TRUNK ROOM LAMP CIRCUIT .
  • Push-button ignition switch illumination does not turn ON.
  • Push-button ignition switch illumination does not turn OFF.
  • Harness between BCM and combination switch
  • Harness between BCM and push-button ignition switch
  • BCM
Combination switch input circuit Refer to COMBINATION SWITCH INPUT CIRCUIT .
Push-button ignition switch illumination circuit Refer to PUSH-BUTTON IGNITION SWITCH ILLUMINATION CIRCUIT .
Interior room lamp battery saver does not activate. - Check the interior room lamp battery saver setting.
Refer to BATTERY SAVER: CONSULT-III FUNCTION (BCM-BATTERY SAVER) .