Air Bag Control Module: Service and Repair

SRS AIR BAG CONTROL UNIT (SRS-ECU)






CAUTION:
1. Never attempt to disassemble or repair the SRS-ECU. If faulty, replace it.
2. Do not drop or subject the SRS-ECU to impact or vibration.
If denting, cracking, deformation, or rust are discovered in the SRS-ECU, replace it with a new SRS-ECU. Discard the old one.
3. After deployment of an air bag, replace the SRS-ECU with a new one.
4. Never use an ohmmeter on or near the SRS-ECU, and use only the special test equipment described on R52B-14.

REMOVAL SERVICE POINT




NEGATIVE (-) BATTERY CABLE DISCONNECTION
Disconnect the negative battery cable from the battery and tape the terminal.

WARNING: Battery posts, terminals and related accessories contain lead and lead compounds. WASH HANDS AFTER HANDLING.

CAUTION: Wait at least 60 seconds after disconnecting the battery cable before doing any further work.

INSTALLATION SERVICE POINTS

>A< SRS-ECU INSTALLATION

CAUTION: The SRS may not activate if SRS-ECU is not Installed properly, which could result in serious Injury or death to the vehicle's driver or front passenger.




>B< POST-INSTALLATION INSPECTION
1. Turn the ignition switch to "ON" position.
2. Does the "SRS" warning light illuminate for about seven seconds after turning off?
3. If yes, SRS system is functioning properly. If no, refer to TROUBLESHOOTING.