PROBLEM SYMPTOMS TABLE
HINT:
Symptom |
Suspected Area |
See page |
---|---|---|
Theft deterrent system cannot be set |
Security indicator light circuit |
|
ECU power source circuit |
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|
Front door lock assembly |
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Rear door lock assembly |
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|
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) |
|
|
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 horn(s) (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 |
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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 |
|
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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 |
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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) |
|
Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) When troubleshooting a vehicle with a diagnosis system, the only difference
from the usual troubleshooting procedure is connecting the Techstream to the vehicle
and reading various data output from the clearance warnin ...
Rear Right Center Sensor Malfunction (C1AE8)
DESCRIPTION
The No. 1 ultrasonic sensor (rear right center sensor) is installed on the rear
bumper. The ECU detects obstacles based on signals received from the No. 1 ultrasonic
sensor (rear right center sensor). If the No. 1 ultrasonic sensor (rear right ...
Data Signal Circuit between Radio Receiver and Stereo Jack Adapter
DESCRIPTION
The No. 1 stereo jack adapter assembly sends the sound data signal or image data
signal from a USB device to the radio and display receiver assembly via this circuit.
WIRING DIAGRAM
PROCEDURE
1.
CHECK HARNESS AND CONN ...