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 MANUALSSUBARU1985GL 4D SEDAN, 1.8 5, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCEADJUSTMENTTUNE-UP - 4-CYLADJUSTMENTSCOLD (FAST) IDLE SPEED2-BBL CARBURETOR MODELS
1985 Subaru GL 4D Sedan, 1.8 5, Standard
2-BBL Carburetor Models
1985 Subaru GL 4D Sedan, 1.8 5, StandardSECTION 2-BBL Carburetor Models
With cam adjusting lever on first step of fast idle cam, primary throttle valve opening angle and clearance should be as specified. If not, adjust fast idle screw.
2-BBL. FAST IDLE SPEED SPECIFICATIONS
| Application | Throttle Valve Opening Angle | Clearance Valve-to-Body | |
|---|---|---|---|
| 1.6L | 15.0° | .039" (.98 mm) | |
| 1.8L | |||
| Man. Trans. | 17.5° | .048" (1.22 mm) | |
| Auto. Trans. | 18.0° | .053" (1.34 mm) | |
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.