Door Lock System
WARNING: This page is about a different car, the 2011 Suzuki Equator. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
- Before performing the diagnosis in the following table, check "Work flow". Refer to [DIAGNOSIS AND REPAIR WORKFLOW ].
- If the following symptoms" are detected, check systems shown in the "Diagnosis/service procedure" column in this order.
SYMPTOM CHART
| Symptom | Repair order | Refer to |
|---|---|---|
| Key reminder door function does not operate properly. | 1a. Door switch check (king cab) | Door Switch Circuit Check [King Cab] |
| 1b. Door switch check (crew cab) | Door Switch Circuit Check [Crew Cab] | |
| 2. Key switch (Insert) check | Key Switch (BCM Input) Circuit Check | |
| 3. Replace BCM. | BCM (BODY CONTROL MODULE): REMOVAL AND INSTALLATION | |
| Power door lock does not operate with door lock and unlock switch on main power window and door lock/unlock switch or power window and door lock/unlock switch RH. | 1a. Door lock/unlock switch check (driver side) (king cab) | Door Lock and Unlock Switch Circuit Check [King Cab] |
| 1b. Door lock/unlock switch check (driver side) (crew cab) | Door Lock and Unlock Switch Circuit Check [Crew Cab] | |
| 2a. Door lock/unlock switch check (passenger side) (king cab) | Door Lock and Unlock Switch Circuit Check [King Cab] | |
| 2b. Door lock/unlock switch check (passenger side) (crew cab) | Door Lock and Unlock Switch Circuit Check [Crew Cab] | |
| Specific door lock actuator does not operate. | 1. Door lock actuator check (driver side) | Door Lock Actuator Circuit Check [Driver Side] |
| 2. Door lock actuator check (passenger side) | Door Lock Actuator Circuit Check [Passenger Side] | |
| 3. Door lock actuator check (Rear LH) (crew cab) | Door Lock Actuator Circuit Check [Rear LH] | |
| 4. Door lock actuator check (Rear RH) (crew cab) | Door Lock Actuator Circuit Check [Rear RH] | |
| Power door lock does not operate with front door key cylinder LH. | 1. Front door lock assembly LH (key cylinder switch) check | Door Lock Actuator Circuit Check [Driver Side] |
| 2. Replace BCM. | BCM (BODY CONTROL MODULE): REMOVAL AND INSTALLATION | |
| Power door lock does not operate. | 1. BCM power supply and ground circuit check | Power Supply and Ground Circuit Check |
| 2a. Door lock/unlock switch check (driver) (king cab) | Door Lock and Unlock Switch Circuit Check [King Cab] | |
| 2b. Door lock/unlock switch check (driver) (crew cab) | Door Lock and Unlock Switch Circuit Check [Crew Cab] | |
| 3a. Door lock/unlock switch check (passenger) (king cab) | Door Lock and Unlock Switch Circuit Check [King Cab] | |
| 3b. Door lock/unlock switch check (passenger) (crew cab) | Door Lock and Unlock Switch Circuit Check [Crew Cab] | |
| Vehicle speed sensing auto LOCK operation does not operate. | 1. Ensure automatic door lock/unlock function (lock operation) is enabled. | SDT Function (BCM - DOOR LOCK) |
| 2. Check combination meter vehicle speed signal. | DTC B2205: VEHICLE SPEED CIRCUIT | |
| 3. Check intermittent incident. | SERVICE INFORMATION FOR ELECTRICAL INCIDENT: INTERMITTENT INCIDENT | |
| Ignition OFF interlock door UNLOCK function does not operate. | 1. Ensure automatic door lock/unlock function (unlock operation) is enabled. | SDT Function (BCM - DOOR LOCK) |
| 2. Check BCM for DTCs. | DTC Inspection Priority Chart: BCM | |
| 3. Check intermittent incident. | SERVICE INFORMATION FOR ELECTRICAL INCIDENT: INTERMITTENT INCIDENT |