DRL System Symptom Diagnosis (If Equipped)

2013 Suzuki SX4 Crossover, Automatic CVT TransSECTION DRL System Symptom Diagnosis (If Equipped)
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.
DRL SYSTEM SYMPTOM DIAGNOSIS

Condition Possible Cause Action
Headlight does not light when lighting switch is in OFF position and engine is running  Lighting switch faulty Check lighting switch referring to HEADLIGHT SWITCH (IN LIGHTING SWITCH) INSPECTION .
Parking brake switch faulty Check parking brake switch referring to PARKING BRAKE SWITCH INSPECTION .
BCM faulty Check BCM for function referring to INSPECTION OF BCM AND ITS CIRCUITS .
Wiring or grounding faulty Repair circuit  .
Headlight lights even if engine stop and lighting switch is OFF position  Lighting switch faulty Check lighting switch referring to HEADLIGHT SWITCH (IN LIGHTING SWITCH) INSPECTION .
Wiring or grounding faulty Repair circuit  .
BCM faulty Check BCM for function referring to INSPECTION OF BCM AND ITS CIRCUITS .
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.