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 MANUALSPLYMOUTH1994SUNDANCE BASE, 2D HATCHBACK, 2.2 D, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 5 (ENGINE CONTROLS - ADJUSTMENTS)IDLE SPEEDENGINE CONTROLS - ADJUSTMENTSBASIC IDLE SPEED (1.8L)
1994 Plymouth Sundance Base, 2D Hatchback, 2.2 D, Automatic
Basic Idle Speed (1.8L)
1994 Plymouth Sundance Base, 2D Hatchback, 2.2 D, AutomaticSECTION Basic Idle Speed (1.8L)
WARNING: This page is about a different car, the 1994 Plymouth Laser and 1994 Eagle Talon. However, it is still accessible from the selected car via links, so may be relevant.
- Ensure vehicle is at operating temperature, all accessories are off, and transmission is in Park or Neutral. Front wheels must be in straight-ahead position.
- Insert paper clip in CRC (Tach) filter connector, and connect tachometer to inserted clip. See Figure . Without starting engine, turn ignition on. Leave ignition on for 15 seconds to completely close Idle Speed Control (ISC) plunger. Turn ignition off. Disconnect ISC servomotor connector. See Fig 1 .
- Turn fixed Speed Adjusting Screw (SAS) until throttle valve is fully closed. See Fig 2 . Start engine, and let it idle. Check basic idle speed. See IDLE SPEED SPECIFICATIONS table. If basic idle speed is within specification, go to next step. If basic idle speed is not within specification, adjust by turning Idle Speed Control (ISC) adjusting screw. See Fig 2 . Go to next step.
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.