RSX L4-2.0L (2005)
Horn Switch: Testing and Inspection
Horn Switch Test
1. Remove the steering column covers.
2. Disconnect the dashboard wire harness 5P connector (A) from the cable reel (B).
3. Check for continuity between the cable reel No. 2 terminal and body ground with the horn switch pushed. There should be continuity. If there is no
continuity, go to step 4.
4. Using a jumper wire, connect the dashboard wire harness B 5P connector No. 2 terminal to body ground.
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If the horn sounds, go to step 5.
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If the horn does not sound, check these items:
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Horn relay
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No. 7 (15 A) fuse in the under-hood fuse/relay box
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Horn
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An open in the wire
5. Reconnect the dashboard wire harness 5P connector (A), and disconnect the horn switch positive 1P connector (B).
6. Using a jumper wire, connect the horn switch positive 1P connector (B) to ground.
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If the horn sounds, go to step 7.
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If the horn does not sound, replace the cable reel.
7. Reconnect the horn switch positive connector (B), using a jumper wire, connect the steering wheel to body ground.
8. Close the contact between the horn plate and the contact place.
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If the horn sounds, replace the steering column.
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If the horn does not sound, replace the horn and contact plate.
