AIRBAG SYSTEM(w/ Occupant Classification System) SRS Warning Light does not Come ON
| DTC Code | DTC Name |
|---|---|
| SRS Warning Light does not Come ON |
DESCRIPTION
Refer to "SRS Warning Light Remains ON"
WIRING DIAGRAM
Refer to "SRS Warning Light Remains ON"
CAUTION / NOTICE / HINT
After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.
When disconnecting the cable from the negative (-) battery terminal while performing repairs, some systems need to be initialized after the cable is reconnected.
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After replacing the airbag sensor assembly, refer to initialization.
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Inspect the fuses for circuits related to this system before performing the following inspection procedure.
PROCEDURE
CHECK BATTERY
Measure the voltage of the battery.
Standard voltage
11 to 14 V
Result
Proceed to
OK
NG
NG REPLACE OR RECHARGE BATTERY
CHECK CONNECTION OF CONNECTORS
Turn the ignition switch off.
Disconnect the cable from the negative (-) battery terminal, and wait for at least 90 seconds.
Check that the connectors are properly connected to the combination meter assembly.
Result
Proceed to
The connectors are properly connected
The connectors are not properly connected
The connectors are not properly connected CONNECT CONNECTORS PROPERLY
CHECK HARNESS AND CONNECTOR (COMBINATION METER ASSEMBLY - BATTERY AND BODY GROUND)
Turn the ignition switch off.
-
*a
Front view of wire harness connector
(to Combination Meter Assembly)
Disconnect the cable from the negative (-) battery terminal, and wait for at least 90 seconds.
Disconnect the G16 connector from the combination meter assembly.
Connect the cable to the negative (-) battery terminal, and wait for at least 2 seconds.
Turn the ignition switch to ON.
Measure the voltage according to the value(s) in the table below.
Standard Voltage
Tester Connection
Condition
Specified Condition
G16-39 (IG+) - Body ground
Ignition switch ON
11 to 14 V
G16-40 (B) - Body ground
Always
11 to 14 V
Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection
Condition
Specified Condition
G16-21 (ET) - Body ground
Always
Below 1 Ω
Result
Proceed to
OK
NG
NG REPAIR OR REPLACE HARNESS OR CONNECTOR
CHECK SRS WARNING LIGHT (SHORT TO GROUND)
Turn the ignition switch off.
Disconnect the cable from the negative (-) battery terminal, and wait for at least 90 seconds.
Connect the connector to the combination meter assembly.
Connect the cable to the negative (-) battery terminal, and wait for at least 2 seconds.
Turn the ignition switch to ON.
Check the SRS warning light condition.
OK
After the primary check period, the SRS warning light goes off for approximately 10 seconds and then remains on.
Tip:The primary check period is approximately 6 seconds after the ignition switch is turned to ON.
Result
Proceed to
OK
NG