Problem Symptoms Table
WARNING: This page is about a different car, the 2002 Toyota 4Runner. However, it is still accessible from the selected car via links, so may be relevant.
DOOR LOCK CONTROL
| Symptom/Suspect Areas |
See |
| Lock Or Unlock Cannot Be Operated With Door Lock Control Switch |
| Door Lock Control Switch Circuit (D Or P) |
|
| Body ECU |
|
| Door Key Linked Function Does Not Operate |
| Door Key Lock And Unlock Switch Circuit (D Or P) |
|
| Body ECU |
|
| Key Confinement Prevention Function Does Not Operate |
| Key Unlock Warning Switch Circuit |
|
| Body ECU |
|
THEFT DETERRENT SYSTEM
| Symptom/Suspect Areas |
See |
| No Alerting Condition Is Operated (System Cannot Be Set) |
| Security Indicator Circuit |
|
| Key Unlock Warning Switch Circuit |
|
| Courtesy Switch Circuit |
|
| Door Unlock Detection Switch Circuit |
|
| Engine Hood Courtesy Switch Circuit |
|
| Back Door Courtesy Switch Circuit |
|
| Back Door ECU |
|
| Body ECU |
|
| Cannot Be Canceled When Ignition Switch Is On With A Key |
| Key Unlock Warning Switch Circuit |
|
| Ignition Switch |
|
| Body ECU |
|
| Cannot Be Canceled When Unlocking The Back Door With A Key |
| Back Door Courtesy Switch Circuit |
|
| Body ECU |
|
| Some Of The System Does Not Operate (Headlight Does Not Light Up) |
| Headlight Relay Circuit |
|
| Body ECU |
|
| Taillight Does Not Light Up |
| Taillight Relay Circuit |
|
| Body ECU |
|
| Theft Deterrent Horn Or Horn Does Not Sound |
| Security Horn Circuit |
|
| Horn Circuit |
|
| Body ECU |
|
| During Warning Condition, Cannot Be Canceled By Unlocking The Door With A Key |
| Door Key Lock And Unlock Switch Circuit |
|
| Body ECU |
|
| During Warning Condition, Cannot Be Canceled By Unlocking The Door With A Key (Transmitter) |
| Transmitter |
|
| Back Door ECU |
|
| Body ECU |
|
| During Warning Condition, Cannot Be Cancelled By Turning The On With A Key |
| Ignition Switch |
|
| Key Unlock Warning Switch Circuit |
|
| Body ECU |
|
| The System Operated For More 60 Records |
| Body ECU |
|