RDX AWD L4-2.3L Turbo (2010)
Horn Switch: Testing and Inspection
Horn Switch Test
NOTE: Before horn switch test, check for blown No. 12 (15A) fuse in the under-dash fuse/relay box.
1. Turn the steering wheel 180 degrees from the center position and remove the cover (A).
2. Disconnect the horn switch 1P connector (B)
3. Using a jumper wire, connect cable reel side 1P connector (C) to body ground.
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If the horns sound, replace the driver's airbag assembly.
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If the horns don't sound, go to step 4.
4. Remove the jumper wire from the cable reel side 1P connector.
5. Remove the steering column covers See: Steering and Suspension/Steering/Steering Column/Steering Column Cover/Service and Repair.
6. Disconnect the cable reel 20P connector (A) to the dashboard wire harness.