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 MANUALSMITSUBISHI1990PRECIS BASE, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCEENGINE CONTROLS - ADJUSTMENTSTHROTTLE POSITION SENSOR (TPS)IDLE POSITION SWITCHALL OTHER MODELS
1990 Mitsubishi Precis Base, Standard
All Other Models
1990 Mitsubishi Precis Base, StandardSECTION All Other Models
Idle position switch is incorporated in ISC motor and is automatically adjusted when TPS is adjusted. See THROTTLE POSITION SENSOR (TPS).
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.