Toyota Corolla Cross: Driver Side Seat Belt Warning Light does not Operate
DESCRIPTION
The combination meter assembly blinks or turns off the seat belt warning light on the combination meter assembly in accordance with the state of the front seat inner belt assembly LH.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
When replacing the combination meter assembly, always replace it with a new one. If a combination meter assembly which was installed to another vehicle is used, the information stored in it will not match the information from the vehicle and a DTC may be stored.
HINT:
- The seat belt warning light on the combination meter assembly is used for both the driver seat and front passenger seat. Check that the operation of the seat belt warning light is normal first.
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- If the seat belt warning light does not operate for both the driver seat and front passenger seat, replace the combination meter assembly.
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PROCEDURE
|
1. | PERFORM ACTIVE TEST USING GTS (DRIVER SIDE SEAT BELT WARNING) |
(a) Perform the Active Test according to the display on the GTS.
Body Electrical > Combination Meter > Active Test|
Tester Display | Measurement Item |
Control Range | Diagnostic Note |
|---|---|---|---|
|
Driver Side Seat Belt Warning |
Front seat belt warning light |
OFF or ON | - |
OK:
The GTS display changes correctly in response to the warning light condition.
| NG | .gif) | REPLACE COMBINATION METER ASSEMBLY |
|
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| 2. |
READ VALUE USING GTS (DRIVER BUCKLE SWITCH) |
(a) Read the Data List according to the display on the GTS.
Body Electrical > Combination Meter > Data List|
Tester Display | Measurement Item |
Range | Normal Condition |
Diagnostic Note |
|---|---|---|---|---|
|
Driver Buckle Switch | Driver side seat belt buckle switch status |
Fastened or Not Fastened |
Fastened: Driver side seat belt fastened Not Fastened: Driver side seat belt not fastened |
- |
|
Tester Display |
|---|
| Driver Buckle Switch |
OK:
The GTS display changes correctly in response to the driver seat belt condition.
| OK | | REPLACE COMBINATION METER ASSEMBLY |
|
| 3. |
INSPECT FRONT SEAT INNER BELT ASSEMBLY LH |
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| NG | | REPLACE FRONT SEAT INNER BELT ASSEMBLY LH |
|
| 4. |
CHECK HARNESS AND CONNECTOR (FRONT SEAT INNER BELT ASSEMBLY LH - COMBINATION METER ASSEMBLY AND BODY GROUND) |
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection | Condition |
Specified Condition |
|---|---|---|
|
O49-3 (+) - I4-29 (BKL) |
Always | Below 1 Ω |
|
O49-3 (+) or I4-29 (BKL) - Body ground |
Always | 10 kΩ or higher |
|
O49-2 (E) - Body ground |
Always | Below 1 Ω |
| OK | | REPLACE COMBINATION METER ASSEMBLY |
| NG | | REPAIR OR REPLACE HARNESS OR CONNECTOR |
READ NEXT:
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Tongue Plate Stopper
ComponentsCOMPONENTS ILLUSTRATION
*1 TONGUE PLATE STOPPER
- -
● Non-reusable part
- - ReplacementREPLACEMENT PROCEDURE
1. REMOVE TONGUE PLATE STOPPER
SEE MORE:
VEHICLE CONTROL HISTORY (RoB)
VEHICLE CONTROL HISTORY (RoB)
NOTICE:
If the vehicle or vehicle controls are operated (for example, during initial inspection when the vehicle is brought in for repair) before vehicle control history (RoB) has been read out and saved, the vehicle control history (RoB) information could be lost.
Terminals Of Ecu
TERMINALS OF ECU
CHECK POWER STEERING ECU ASSEMBLY
*a
Component without harness connected
(Power Steering ECU Assembly)
-
-
(a) Measure the voltage and resistance according to the value(s) in the table
below.
NOTICE:
When the EPS warni
