Problem Symptoms Table
WARNING: This page is about a different car, the 2003 Toyota 4Runner. However, it is still accessible from the selected car via links, so may be relevant.
POWER DOOR LOCK CONTROL SYMPTOMS
| Symptom/Suspected Area | Go To | |
|---|---|---|
| All doors lock and unlock functions do not operate via master switch, driver side door key cylinder. | ||
| 1. DOOR1 Fuse | CIRCUIT DESCRIPTION | |
| 2. ECU-B Fuse | CIRCUIT DESCRIPTION | |
| 3. Power Window Regulator Master Switch Assy | CIRCUIT DESCRIPTION | |
| 4. Front Door Lock Assy LH | CIRCUIT DESCRIPTION | |
| 5. Instrument Panel Junction Block Assy (Body ECU) | CIRCUIT DESCRIPTION | |
| 6. Wire Harness | CIRCUIT DESCRIPTION | |
| Key lock in prevention function does not work properly (Manual operation and operation interlocked with key are active) | ||
| 1. Unlock Warning Switch Assy | CIRCUIT DESCRIPTION | |
| 2. Courtesy Lamp Switch Assy LH (Driver Side Door) | CIRCUIT DESCRIPTION | |
| 3. Instrument Panel Junction Block Assy (Body ECU) | CIRCUIT DESCRIPTION | |
| 4. Wire Harness | CIRCUIT DESCRIPTION | |
| Only back door can not be opened (Unlocked) | ||
| 1. Back Door Opener Switch Assy | ONLY BACK DOOR CAN NOT BE OPENED (UNLOCKED) | |
| 2. w/ Motor Back Door Lock Assy LH (Back Door Lock) | ONLY BACK DOOR CAN NOT BE OPENED (UNLOCKED) | |
| 3. Instrument Panel Junction Block Assy (Body ECU) | ONLY BACK DOOR CAN NOT BE OPENED (UNLOCKED) | |
| 4. Wire Harness | ONLY BACK DOOR CAN NOT BE OPENED (UNLOCKED) | |