PROBLEM SYMPTOMS TABLE
HINT:
Symptom |
Suspected Area |
See page |
---|---|---|
Theft deterrent system cannot be set |
Security indicator light circuit |
|
ECU power source circuit |
|
|
Unlock warning switch circuit |
|
|
Front door lock assembly |
|
|
Rear door lock assembly |
|
|
Back door lock assembly |
|
|
Door courtesy switch circuit |
|
|
Back door lock assembly (Back door courtesy switch) |
|
|
Engine hood courtesy switch circuit |
|
|
If the symptom(s) still occur after the above areas are inspected and proved to be normal, replace the main body ECU (driver side junction block assembly) |
|
|
Security indicator does not blink when theft deterrent system is set |
Security indicator light circuit |
|
If the symptom(s) still occur after the above area is inspected and proved to be normal, replace the main body ECU (driver side junction block assembly) |
|
|
Alarm sounding state cannot be canceled when ignition switch is turned to ON |
Ignition switch circuit |
|
Unlock warning switch circuit |
|
|
If the symptom(s) still occur after the above areas are inspected and proved to be normal, replace the main body ECU (driver side junction block assembly) |
|
|
Theft deterrent system can be set even when door is open |
Door courtesy switch circuit |
|
If the symptom(s) still occur after the above area is inspected and proved to be normal, replace the main body ECU (driver side junction block assembly) |
|
|
Theft deterrent system can be set even when engine hood is open. |
Engine hood courtesy switch circuit |
|
If the symptom(s) still occur after the above area is inspected and proved to be normal, replace the main body ECU (driver side junction block assembly) |
|
|
Vehicle horns (low pitched, high pitched) do not sound while theft deterrent system is in warning operation |
Horn circuit |
|
If the symptom(s) still occur after the above area is inspected and proved to be normal, replace the main body ECU (driver side junction block assembly) |
|
|
Headlights do not blink while theft deterrent system is in warning operation |
Headlight relay circuit |
|
If the symptom(s) still occur after the above area is inspected and proved to be normal, replace the main body ECU (driver side junction block assembly) |
|
|
Taillights do not blink while theft deterrent system is in warning operation |
Taillight relay circuit |
|
If the symptom(s) still occur after the above area is inspected and proved to be normal, replace the main body ECU (driver side junction block assembly) |
|
|
Hazard warning lights do not flash while theft deterrent system is in warning operation |
Wire harness or connector |
- |
Turn signal flasher assembly |
|
|
If the symptom(s) still occur after the above areas are inspected and proved to be normal, replace the main body ECU (driver side junction block assembly) |
|
|
Interior light does not light up while theft deterrent system is in warning operation |
Interior light circuit |
|
If the symptom(s) still occur after the above area is inspected and proved to be normal, replace the main body ECU (driver side junction block assembly) |
|
|
Security horn does not sound while theft deterrent system is in warning operation |
Security horn circuit |
|
If the symptom(s) still occur after the above area is inspected and proved to be normal, replace the main body ECU (driver side junction block assembly) |
|
|
Headlights blink even when theft deterrent system is not set |
Headlight relay circuit |
|
If the symptom(s) still occur after the above area is inspected and proved to be normal, replace the main body ECU (driver side junction block assembly) |
|
|
Taillights blink even when theft deterrent system is not set |
Taillight relay circuit |
|
If the symptom(s) still occur after the above area is inspected and proved to be normal, replace the main body ECU (driver side junction block assembly) |
|
|
Hazard warning lights flash even when theft deterrent system is not set |
Wire harness or connector |
- |
Turn signal flasher assembly |
|
|
If the symptom(s) still occur after the above areas are inspected and proved to be normal, replace the main body ECU (driver side junction block assembly) |
|
|
Interior light comes on even when theft deterrent system is not set |
Interior light circuit |
|
If the symptom(s) still occur after the above area is inspected and proved to be normal, replace the main body ECU (driver side junction block assembly) |
|
Front Occupant Classification Sensor LH Collision Detection (B1785)
DESCRIPTION
DTC B1785 is output when the occupant classification ECU receives a collision
detection signal sent by the front occupant classification sensor LH if an accident
occurs.
DTC B1785 is also output when the front seat assembly RH is subjected to ...
Installation
INSTALLATION
PROCEDURE
1. INSTALL HEADLIGHT ASSEMBLY
(a) Connect each connector.
(b) Install the headlight assembly with the bolt and 3 screws.
Torque:
3.6 N·m {37 kgf·cm, 32 in·lbf}
2. INSTALL FRONT BUMPER ASSEMBLY
(See page )
3. CONNECT CABLE T ...
Vehicle identification
- Vehicle identification number
The vehicle identification number (VIN) is the legal identifier for your vehicle.
This is the primary identification number for your Toyota. It is used in registering
the ownership of your vehicle.
This number is s ...