DTC 92-1x
DTC 92-1x (92-10 to 92-19,92-1A to 92-1 F): Internal Failure of the SRS Unit1. Erase the DTC memory.
2. Turn the ignition switch ON (II), and check that the SRS indicator comes on for about 6 seconds and then goes off.
Does the SRS indicator stay on, and DTC 92- 1x indicated?
YES - Go to step 3.
NO - Intermittent failure, system is OK at this time. Go to Troubleshooting Intermittent Failures. If another DTC is indicated, go to the DTC troubleshooting index.
3. Check the connection between the dashboard wire harness 6P connector and the passenger's airbag cutoff indicator.
4. Erase the DTC memory.
5. Read the DTC.
Is DTC 92-1x indicated?
YES - Go to step 6.
NO - Repair the poor connections and retest. If DTC 92-1x is still present, go to step 6.
6. Check the No. 21 (7.5 A) fuse in the driver's under-dash fuse/relay box.
Is the fuse OK?
YES - Go to step 7.
NO - Replace the fuse, then turn the ignition switch ON (II). If the fuse blows again, check for a short in the No. 21 (7.5 A) fuse circuit (dashboard wire harness).
7. Disconnect the passenger's airbag cutoff indicator 6P connector
8. Turn the ignition switch ON (II)
9. Check for voltage between the No 1 terminal of the passenger's airbag cutoff indicator 6P connector and body ground There should be battery voltage
Is there battery voltage?
YES - Go to step 10
NO - Open in the dashboard wire harness, replace the dashboard wire harness
10. Turn the ignition switch OFF Disconnect the battery negative cable, and wait for 3 minutes
11. Disconnect SRS unit connector A (28P) from the SRS unit
12. Check resistance between the No 2 terminal of the passenger's airbag cutoff indicator 6P connector and the No 12 terminal of SRS unit connector A (28P) There should be 0-1.0 Ohm.
Is the resistance as specified?
YES - Check for a faulty SRS unit or passenger's airbag cutoff indicator, replace the passenger's airbag cutoff indicator If the problem is still present, replace the SRS unit.
NO - Open in the dashboard wire harness, replace the dashboard wire harness