Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Circuit Description
2000 Saturn SLSECTION Circuit Description
DTC sets when BCM requests horn operation and horn control circuit (Black wire) is shorted to power.
NOTE:
When horn control circuit is shorted to battery power and BCM requests operation of horns, BCM will attempt to switch horn control circuit to ground. High current flow will result and BCM output will go into a protective state. BCM output will not allow itself to be activated for as much as 3 minutes.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.