Power Door Lock Symptom Diagnosis
WARNING: This page is about a different car, the 2006 Suzuki XL-7. However, it is still accessible from the selected car via links, so may be relevant.
POWER DOOR LOCK SYMPTOM CHART
| Condition | Possible Cause | Action |
|---|---|---|
| All power doors are not locked / unlocked by all of switches | "DOOR LOCK" fuse blown | After checking short circuit, replace "DOOR LOCK" fuse. |
| Wiring or grounding faulty | Repair circuit. | |
| BCM faulty | Check the system related circuits referring to INSPECTION OF BCM AND ITS CIRCUITS . | |
| Driver side or except driver side doors are not lock / unlock by all of switches | Wiring or grounding faulty | Repair circuit. |
| BCM faulty | Check the system related circuits referring to INSPECTION OF BCM AND ITS CIRCUITS . | |
| All power doors are not locked / unlocked by only door key switch | "DOOR LOCK" fuse blown | After checking short circuit, replace "DOOR LOCK" fuse. |
| Door key cylinder switch faulty | Check door key cylinder switch referring to KEY CYLINDER SWITCH INSPECTION . | |
| Wiring or grounding faulty | Repair circuit. | |
| BCM faulty | Check the system related circuits referring to INSPECTION OF BCM AND ITS CIRCUITS . | |
| All power doors are not locked / unlocked by only manual door lock switch | "DOOR LOCK" fuse blown | After checking short circuit, replace "DOOR LOCK" fuse. |
| Manual door lock switch faulty | Check manual door key switch referring to MANUAL DOOR LOCK SWITCH INSPECTION . | |
| Wiring or grounding faulty | Repair circuit. | |
| BCM faulty | Check the system related circuits referring to INSPECTION OF BCM AND ITS CIRCUITS . | |
| Only one door is not locked/unlocked | Wiring harness connected to applicable door lock actuator faulty | Repair circuit. |
| Power door lock actuator faulty | Check power door lock actuator referring to POWER DOOR LOCK ACTUATOR INSPECTION . |