Matrix XRS 2WD L4-1.8L (2ZZ-GE) (2003)
Clockspring Assembly / Spiral Cable: Testing and Inspection
HORN BUTTON ASSY(VEHICLES NOT INVOLVED IN COLLISION)
a. Do a diagnostic system check.
b. Do a visual check which includes the following item with the horn button assy (with airbag) installed in the vehicle. Check cuts, minute cracks or
marked discoloration on the horn button assy top surface and in the grooved portion.
HORN BUTTON ASSY(VEHICLE INVOLVED IN COLLISION AND AIRBAG IS NOT DEPLOYED)
a. Do a diagnostic system check.
b. Do a visual check which includes the following items with the horn button assy (with airbag) removed from the vehicle.
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Check cuts, minute cracks or marked discoloration on the horn button assy top surface and in the grooved portion.
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Check cuts and cracks in wire harness, and chipping in connectors.
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Check the deformation on the steering wheel.
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Check the deformation on the horn button contact plate of the steering wheel assy.
HINT:
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If the horn button contact plate of the steering wheel assy is deformed, never repair it. Always replace the steering wheel assy with a new one.