Poor Engine Idle, Stalling, Hesitation – Especially When Cold on Ford E-150

Submitted by Andy Y · May 29, 2025
Published by RepairPal

Problem overview

Sludge build up on the throttle plate and/or idle air control valve can cause a poor engine idle, stalling, and/or hesitation – especially when the engine is still cold. The correction is to install a new idle air control valve spacer kit to prevent the sludge build up.

3 people reported this problem
1 comment
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Ford E-150 vehicles with this problem

Average mileage: 150,000 miles
(150,000 - 150,000)

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