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

SRS Warning Light Remains ON.

WIRING DIAGRAM

SRS Warning Light Remains ON.

INSPECTION PROCEDURE

PROCEDURE

1. CHECK BATTERY
(a) Measure the voltage of the battery.
Standard voltage:
11 to 14 V
NG -- CHECK AND REPLACE BATTERY OR CHARGING SYSTEM
OK -- Continue to next step.
2. CHECK CONNECTION OF CONNECTORS
(a) Turn the ignition switch off.
(b) Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
(c) Check that the connectors are properly connected to the center airbag sensor assembly and the combination meter.
OK:
The connectors are properly connected.
NG -- CONNECT CONNECTORS
OK -- Continue to next step.
3. CHECK HARNESS AND CONNECTOR (SOURCE VOLTAGE OF COMBINATION METER)




(a) Turn the ignition switch off.
(b) Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
(c) Disconnect the connectors from the combination meter and center airbag sensor assembly.
(d) Connect the negative (-) terminal cable to the battery, and wait for at least 2 seconds.
(e) Turn the ignition switch on.
(f) Measure the voltage.
Standard voltage:





(g) Turn the ignition switch off.
(h) Measure the resistance.
Standard resistance:






NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.
4. CHECK SRS WARNING LIGHT
(a) Turn the ignition switch off.
(b) Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
(c) Connect the connector to the combination meter.
(d) Connect the negative (-) terminal cable to the battery, and wait for at least 2 seconds.
(e) Turn the ignition switch on.
(f) Check the SRS warning light condition.
OK:
The SRS warning light goes off after the primary check period and comes on again after approximately 10 seconds.
HINT: The primary check period lasts for approximately 6 seconds after the ignition switch is turned on.

NG -- GO TO COMBINATION METER SYSTEM
OK -- REPLACE CENTER AIRBAG SENSOR ASSEMBLY