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 MANUALSINFINITI2002Q45 V8-4.5L (VK45DE)REPAIR AND DIAGNOSISCRUISE CONTROLADJUSTMENTSAUTOMATIC SPEED CONTROL DEVICE (ASCD)
2002 Infiniti Q45 V8-4.5L (VK45DE)
Automatic Speed Control Device (ASCD)
2002 Infiniti Q45 V8-4.5L (VK45DE)SECTION Automatic Speed Control Device (ASCD)
Automatic Speed Control Device (ASCD)
CAUTION: Be careful not to twist ASCD wire when removing it.
Do not tense ASCD wire excessively during adjustment.
Adjust the tension of ASCD wire in the following manner.
1. Loosen lock nut and adjusting nut.
2. Make sure that accelerator wire is properly adjusted. Refer to "ACCELERATOR CONTROL SYSTEM".
3. Tighten adjusting nut just until throttle drum starts to move.
4. Loosen adjusting nut again 1/2 to 1 turn.
5. Tighten lock nut to specified torque holding the adjusting nut.
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.