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
The ignition relay is the positive voltage supply source for the following components:
- Fuel gauge select switch.
- Lock-off relay.
- Idle control solenoid.
- Fuel control solenoid.
- Low pressure lock-off solenoid.
The ignition relay coil is energized when ignition switch is turned to RUN or START positions. The ignition relay switch contact is supplied voltage at all times.
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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.