DESCRIPTION
When the ignition switch is ON, the airbag sensor assembly transmits front seat inner belt status signals to the combination meter assembly through CAN. If the driver seat belt is not fastened, the combination meter assembly blinks the driver side seat belt warning light. If the seat belt is fastened, the warning light goes off.
NOTICE:
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
The seat belt warning system uses the CAN communication system. First, confirm that there are no malfunctions in the CAN communication system. Refer to How to Proceed with Troubleshooting (See page ).
PROCEDURE
1. |
CHECK DTC OUTPUT (AIRBAG SYSTEM) |
(a) Clear the DTCs (See page ).
(b) Check for DTCs (See page ).
Result
Result |
Proceed to |
---|---|
DTCs are not output |
A |
DTCs are output |
B |
B |
GO TO AIRBAG SYSTEM |
|
2. |
READ VALUE USING TECHSTREAM (LEFT SIDE BUCKLE SW) |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / SRS Airbag / Data List.
(e) Read the Data List according to the display on the Techstream.
SRS Airbag
Tester Display |
Measurement Item/Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|
Left side Buckle SW |
Driver side seat belt buckle switch/Unset, Set or NG |
Unset: Driver side seat belt unfastened Set: Driver side seat belt fastened NG: Data not determined |
- |
Result |
Proceed to |
---|---|
Unset or Set is displayed on the Techstream according to the driver seat belt condition |
A |
Unset or Set is not displayed correctly on the Techstream according to the driver seat belt condition |
B |
NG is displayed on the Techstream |
C |
B |
REPLACE FRONT SEAT INNER BELT ASSEMBLY LH |
C |
REPLACE AIRBAG SENSOR ASSEMBLY |
|
3. |
REPLACE MAIN BODY ECU |
(a) Temporarily replace the main body ECU with a new or known good one (See page ).
|
4. |
CHECK SEAT BELT WARNING LIGHT |
(a) Check the operation of the seat belt warning light (See page ).
OK:
The seat belt warning light operates normally.
OK |
END (MAIN BODY ECU WAS DEFECTIVE) |
NG |
REPLACE COMBINATION METER ASSEMBLY |
Front Speed Sensor RH Performance (C1409,C1410)
DESCRIPTION
Refer to DTCs C1401 and C1402 (See page ).
DTC Code
DTC Detection Condition
Trouble Area
C1409
C1410
One of the following conditions is met:
When the vehicle is driven in reverse at a speed of 3 km/h (2
...
Components
COMPONENTS
ILLUSTRATION
*1
FORWARD RECOGNITION CAMERA
*2
FORWARD RECOGNITION LATCH
*3
NO. 1 FORWARD RECOGNITION COVER
-
-
...
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK FOR DTC
HINT:
When using the Techstream with the engine switch off, connect the Techstream
to the DLC3 and turn a courtesy light switch on and off at intervals of 1.5 seconds
or less until communication between the Techstream and the vehicle begins. Then
select th ...