DESCRIPTION
When the theft deterrent system is switched from the armed state to the alarm sounding state, the main body ECU (driver side junction block assembly) transmits a signal to cause the horn to sound at intervals of 0.4 seconds.
WIRING DIAGRAM
PROCEDURE
|
1. |
INSPECT HORNS |
(a) Press the horn switch and check if the horns sound.
|
Result |
Proceed to |
|---|---|
|
Horns sound |
A |
|
Horns do not sound |
B |
| B | |
GO TO HORN SYSTEM |
|
|
2. |
PERFORM ACTIVE TEST USING TECHSTREAM |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Select the item below in the Active Test and then check that the horns operate.
Main Body|
Tester Display |
Test Part |
Control Range |
Diagnostic Note |
|---|---|---|---|
|
Vehicle Horn |
Vehicle horns |
ON / OFF |
- |
OK:
The vehicle horns sound and stop correctly when operated through the Techstream.
| OK | |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
| NG | |
REPLACE MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK ASSEMBLY) |
Engine Hood Courtesy Switch Circuit
Security Horn CircuitRemoval
REMOVAL
PROCEDURE
1. DISCHARGE FUEL SYSTEM PRESSURE
HINT:
(See page ).
2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION:
When disconnecting the cable, some systems need to be initialized after the cable
is reconnected (See page ).
3. REMO ...
Rear Power Window LH does not Operate with Rear Power Window Switch LH
DESCRIPTION
When the engine is running or the ignition switch is ON, the power window regulator
motor assembly (for rear LH side) is operated by the power window regulator switch
assembly (for rear LH side). The power window regulator motor has motor, reg ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT UNLOCK WARNING SWITCH ASSEMBLY
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
Condition
Specified Condition
...