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Home >> Ford >> 1998 >> Expedition 5.4 L, RWD >> Repair and Diagnosis >> Engine Performance >> Specifications >> Engine Controls - Specifications - 5.4L >> Ignition System >> Ignition Timing
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Ignition Timing

NOTE: Vehicles have distributorless electronic ignition; manufacturer does not recommend checking ignition timing, as faulty readings are common and timing is not adjustable.
BASE IGNITION TIMING

Application Degrees BTDC
Expedition (1) 8-10
(1) With IAC solenoid connector unplugged.