Interior Light Symptom Diagnosis

2013 Suzuki SX4 Crossover, Automatic CVT TransSECTION Interior Light Symptom Diagnosis
WARNING: This page is about a different car, the 2011 Suzuki SX4. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
  • Use of SUZUKI scan tool makes it easy to check whether a faulty condition is on the input side or output side of BCM. For checking procedure, refer to "DIAGNOSIS USING OUTPUT TEST FUNCTION OF SUZUKI SCAN TOOL " under Scan Tool Data  .
  • Check each part in the order from the top of the following list.
INTERIOR LIGHT SYMPTOM DIAGNOSIS

Condition Possible Cause Action
Dome light does not light up  Bulb blown Replace bulb  .
Circuit fuse blown Replace fuse and check for short circuit  .
Dome light switch faulty Check dome light switch  .
Door switch faulty Check door switch referring to DOOR SWITCH (FRONT/REAR DOOR) INSPECTION .
Wiring or grounding faulty Repair circuit  .
BCM faulty Replace after making sure that none of above parts is faulty  .
Luggage compartment light does not light up  Bulb blown Replace bulb  .
Rear end door/trunk lid switch faulty Check switch referring to REAR END DOOR SWITCH INSPECTION (HATCHBACK)or TRUNK LID SWITCH INSPECTION (SEDAN) .
Wiring or grounding faulty Repair circuit  .
Front spot lights do not light up  Bulb(s) blown Replace bulb(s)  .
Spot light switch faulty Check spot light switch  .
Wiring or grounding faulty Repair circuit  .
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.