PROBLEM SYMPTOMS TABLE
HINT:
Symptom |
Suspected Area |
See page |
---|---|---|
Theft deterrent system cannot be set |
Security indicator light circuit |
|
ECU power source 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) |
|
|
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 |
|
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) |
|
Starter Signal Circuit
DESCRIPTION
1. w/o Smart Key System
While the engine is being cranked, current flows from terminal ST1 of the ignition
switch assembly to the park/neutral position switch assembly and also flows to terminal
STA of the ECM (STA Signal).
2. w/ Smart Key S ...
Disassembly
DISASSEMBLY
PROCEDURE
1. PRECAUTION
NOTICE:
After turning the ignition switch off, waiting time may be required before disconnecting
the cable from the negative (-) battery terminal. Therefore, make sure to read the
disconnecting the cable from the neg ...
System Diagram
SYSTEM DIAGRAM
Communication Method
Transmitting ECU
Receiver
Signal
Communication Method
Main body ECU (Driver Side Junction Block Assembly)
Power back door ECU (Power back door motor ...