Viper RT-10 V10-8.0L VIN E (1997)
Horn Switch: Testing and Inspection
1. Remove horn relay from the Power Distribution Center (PDC)
2. Using ohmmeter, connect one lead to ground and the other lead to Pin 12 of the PDC. Refer to the PDC cover.
3. Depress horn switch, should have continuity If no continuity go to Step 4.
4. Test continuity at horn switch, remove the Driver Airbag Module. Refer to Driver Airbag Module Removal and Installation procedures.
Test Horn Switch - Driver Airbag Module
5. Using ohmmeter, connect one lead to the air-bag module ground and the other lead to B+ wire.
6. Depress horn switch, and the meter should show continuity. If no continuity, replace the Driver Airbag Module. If OK, repair as necessary.