SRS Indicator Light Doesn't Come On
SRS Indicator Light Doesn't Come On1. Turn the ignition switch ON (II), and check to see if the other indicator lights come on (brake system, etc).
Do the other indicator lights come on?
YES - Go to step 5.
NO - Go to step 2.
2. Check the No.9 (7.5 A) fuse in the driver's under- dash fuse/relay box.
Is the fuse OK?
YES - Go to step 4.
NO - Go to step 3.
3. Replace the No.9 (7.5 A) fuse, and check to see if the SRS indicator light comes on.
Does the SRS indicator light come on?
YES - The system is OK.
NO - Go to step 4.
4. Check for an open in the wire harness between fuse No.9 (7.5 A) and the gauge assembly, and repair. Check that the SRS indicator light comes on.
Does the SRS indicator light come on?
YES - The system is OK.
NO - Go to step 5.
5. Turn the ignition switch OFF.
6. Remove the gauge assembly.
7. Check for blown SRS indicator light bulb.
Is the SRS indicator light bulb OK?
YES - Go to step 9.
NO - Go to step 8.
8. Replace the bulb, and reconnect the gauge assembly connectors. Then turn the ignition switch ON (II).
Does the SRS indicator light come on?
YES - The system is OK.
NO - Go to step 9.
9. Turn the ignition switch OFF, and disconnect the dashboard wire harness 16P connector (A) from the gauge assembly.
Dashboard Wire Harness 16P Connector (Wire Side Of Female Terminals):
10. Connect a voltmeter between the No.9 terminal (+) of the 16P connector and body ground.
11. Turn the ignition switch ON (II), and measure voltage.
Is there 8.5 V or less for six seconds after the ignition switch has been turned ON (II)?
YES - Faulty SRS indicator light circuit in the gauge assembly; replace the SRS indicator circuit board in the gauge assembly.
NO - Go to step 12.
12. Turn the ignition switch OFF.
13. Disconnect the dashboard wire harness 3P connector (A) from the SRS main harness.
Dashboard Wire Harness 3P Connector (Terminal Side Of Male Terminals):
14. Connect a voltmeter between the No. 1 terminal (+) of the dashboard wire harness 3P connector and body ground.
15. Turn the ignition switch ON (II), and measure voltage.
Is there 8.5 V or more for six seconds after the ignition switch has been turned ON (II)?
YES - Short to power in the BLU wire of the dashboard wire harness; repair the harness.
NO - Go to step 16.
16. Turn the ignition switch OFF.
17. Disconnect the battery negative cable, and wait three minutes.
18. Disconnect the driver's and front passenger's airbag connectors (A).
19. Disconnect the SRS main harness 18P connector (A) from the SRS unit (B).
SRS Main Harness 18P Connector (Wire Side Of Female Terminals):
20. Connect a voltmeter between the No.6 terminal (+) of the SRS main harness 18P connector and ground.
21. Turn the ignition switch ON (II), and measure voltage. There should be 0.5 V or less.
Is voltage as specified?
YES - Faulty SRS unit; replace the unit.
NO - Short to power in the BLU wire of the SRS main harness; replace the harness.