SRS Warning Light Does Not Come ON

SUPPLEMENTAL RESTRAINT SYSTEM: AIRBAG SYSTEM: SRS Warning Light does not Come ON

SRS Warning Light does not Come ON

DESCRIPTION
- The SRS warning light is located on the combination meter.
- When the SRS is normal, the SRS warning light comes on for approximately 6 seconds after the ignition switch is turned from the LOCK position to the ON position, and then goes off automatically.
- If there is a malfunction in the SRS, the SRS warning light comes on to inform the driver of a problem.
- When terminals TC and CG of the DLC3 are connected, the DTC is displayed by blinking the SRS warning light.

WIRING DIAGRAM





INSPECTION PROCEDURE
CAUTION: Be sure to perform the following procedures before troubleshooting to avoid unexpected airbag deployment.

1. Turn the ignition switch to the LOCK position.
2. Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
3. Disconnect the connectors from the center airbag senor.
4. Disconnect the connectors from the horn button.
5. Disconnect the connectors from the front passenger airbag.
6. Disconnect the connector from the No. 1 instrument panel airbag lower.
7. w/ Side and curtain shield airbag:
Disconnect the connector from the front seat airbag LH.
8. w/ Side and curtain shield airbag:
Disconnect the connector from the front seat airbag RH.
9. w/ Side and curtain shield airbag:
Disconnect the connector from the curtain shield airbag LH.
10. w/ Side and curtain shield airbag:
Disconnect the connector from the curtain shield airbag RH.
11. Disconnect the connector from the front seat outer belt LH.
12. Disconnect the connector from the front seat outer belt RH.

PROCEDURE

1. CHECK COMBINATION METER ASSEMBLY
(a) Connect the negative (-) terminal cable to the battery, and wait for at least 2 seconds.
(b) Turn the ignition switch to the ON position, and wait for at least 10 seconds.
(c) Check the SRS warning light.

Result





A -- REPLACE COMBINATION METER ASSEMBLY
B -- Continue to next step.
2. CHECK WIRE HARNESS (CENTER AIRBAG SENSOR ASSEMBLY - COMBINATION METER)




(a) Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
(b) Disconnect the center airbag sensor connector.
(c) Disconnect the combination meter connector.
(d) Measure the resistance according to the value(s) in the table below.
Standard resistance:





NG -- REPAIR OR REPLACE HARNESS AND CONNECTOR
OK -- REPLACE CENTER AIRBAG SENSOR ASSEMBLY