SRS Warning Light does not Come ON [11/2022 - ]: Procedure
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- CHECK AUXILIARY BATTERY
- Measure the auxiliary battery voltage with the ignition switch off.
Standard Voltage
11 to 14 V
Result
Proceed to OK NG
Result:
NG
REPLACE OR RECHARGE AUXILIARY BATTERY
Result:
OK
See step 2
- Measure the auxiliary battery voltage with the ignition switch off.
- CHECK CONNECTION OF CONNECTOR
- Turn the ignition switch off.
- Disconnect the cable from the negative (-) auxiliary battery terminal, and wait for at least 60 seconds.
- Check that the connector is properly connected to the combination meter assembly.
OK
The connector is properly connected.
Result
Proceed to OK NG
Result:
NG
CONNECT CONNECTOR PROPERLY
Result:
OK
See step 3
- CHECK CONNECTOR
- Disconnect the combination meter assembly connector.
*1 Combination Meter Assembly *2 Airbag Sensor Assembly *3 Wire Harness - Check that the terminals of the connector are not deformed or damaged.
OK
The terminals are not deformed or damaged.
Result
Proceed to OK NG
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
Result:
OK
See step 4
- Disconnect the combination meter assembly connector.
- CHECK HARNESS AND CONNECTOR (COMBINATION METER ASSEMBLY - AUXILIARY BATTERY AND BODY GROUND)
- Connect the cable to the negative (-) auxiliary battery terminal, and wait for at least 2 seconds.
*a Front view of wire harness connector
(to Combination Meter Assembly) - 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 I4-6 (IG+) - Body ground Ignition switch ON 11 to 14 V - Turn the ignition switch off.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition I4-1 (EP) - Body ground Always Below 1 Ω I4-2 (ES) - Body ground Always Below 1 Ω Result
Proceed to OK NG
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
Result:
OK
See step 5
- Connect the cable to the negative (-) auxiliary battery terminal, and wait for at least 2 seconds.
- CHECK SRS WARNING LIGHT
- Disconnect the cable from the negative (-) auxiliary battery terminal, and wait for at least 60 seconds.
*1 Combination Meter Assembly *2 Airbag Sensor Assembly *3 Wire Harness - Connect the combination meter assembly connector.
- Disconnect the airbag sensor assembly connector.
- Connect the cable to the negative (-) auxiliary battery terminal, and wait for at least 2 seconds.
- Turn the ignition switch to ON.
- Approximately 6 seconds after the ignition switch is turned to ON, check the condition of the SRS warning light.
Result
Result Proceed to Turns off for 10 seconds, and then illuminates A Turns off for 10 seconds, and then remains off B
Result:
A
REPLACE AIRBAG SENSOR ASSEMBLY
Refer to REMOVAL [11/2022 - ]
Result:
B
REPLACE COMBINATION METER ASSEMBLY
Refer to REMOVAL [11/2022 - 09/2024] , or refer to REMOVAL [09/2024 - ]
- Disconnect the cable from the negative (-) auxiliary battery terminal, and wait for at least 60 seconds.