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.

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HOMESERVICE MANUALSHONDA1985ACCORD SEI, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMTHROTTLE CONTROL SYSTEMOPERATIONTHROTTLE CONTROL VALVE

1985 Honda Accord SEi, Standard

Throttle Control Valve

1985 Honda Accord SEi, StandardSECTION Throttle Control Valve

This system aids engine starting. As starter is engaged, cranking solenoid valve is activated through starter relay to allow intake manifold vacuum into diaphragm. This helps to maintain correct throttle opening angle.

Fig 1: Throttle Control System Diagram

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.