Power Door Lock System Symptom Diagnosis
WARNING: This page is about a different car, the 2010 Suzuki Kizashi. However, it is still accessible from the selected car via links, so may be relevant.
POWER DOOR LOCK SYSTEM SYMPTOM DIAGNOSIS CHART
| Condition | Possible Cause | Action |
|---|---|---|
| Only one door cannot be locked/unlocked | Faulty system circuit (including relays and fuses) | - |
| Faulty door lock assembly (including door lock open rod and door lock wires) | Replace door lock open rod and door lock wires , see Front Door Lock Assembly Removal and Installation . | |
| Damaged and deformed inside door handle | Replace inside door handle , see Front Door Lock Assembly Removal and Installation . | |
| All doors cannot be locked/unlocked | Faulty BCM | Refer to INSPECTION OF BCM AND ITS CIRCUITS . |
| Faulty keyless push start control module | Refer to INSPECTION OF KEYLESS START CONTROL MODULE AND ITS CIRCUITS . | |
| Faulty system circuit (including relays and fuses) | - | |
| Faulty power door lock switch | Refer to FRONT AND REAR DOOR SWITCH INSPECTION . | |
| Faulty key cylinder | Check key cylinder , see Door Lock Switch and Motor On-Vehicle Inspection . | |
| Malfunction request switches (keyless entry) | Faulty keyless push start system remote controller | Replace battery , see REPLACEMENT OF REMOTE CONTROLLER BATTERY . |
| Faulty BCM | Refer to INSPECTION OF BCM AND ITS CIRCUITS . | |
| Faulty system circuit (including relays and fuses) | - | |
| Faulty request switch | Refer to FRONT AND REAR DOOR SWITCH INSPECTION . | |
| Faulty keyless push start control module | Refer to INSPECTION OF KEYLESS START CONTROL MODULE AND ITS CIRCUITS . | |
| Faulty keyless entry/TPMS receiver | Replace keyless/TPMS entry receiver, see KEYLESS ENTRY/TPMS RECEIVER INSPECTION . | |
| Faulty answer-back function of interior light | Faulty interior light switch | Check interior light switch is in DOOR position . |
| Faulty BCM | Refer to INSPECTION OF BCM AND ITS CIRCUITS . | |
| Faulty system circuit (including relays and fuses) | - | |
| Faulty answer-back function of hazard light | Faulty BCM | Check if answer-back function of hazard light is in no-flashing mode. Refer to INSPECTION OF BCM AND ITS CIRCUITS . |
| Faulty system circuit (including relays and fuses) | - |