Ford Fusion gear shift error with dashboard indicating reverse while in park on Ford Fusion

Submitted by KobiMason · Jun 23, 2025
Published by RepairPal

Problem overview

Some Ford Fusion owners report experiencing a Shift Sys Fault Service Required error on the dashboard, which may indicate the vehicle is in reverse while the gear shifter is in park. This issue can lead to difficulties in shifting gears, with the gear shifter potentially getting stuck in park or displaying incorrect gear positions. Owners often find that this problem necessitates professional attention to diagnose and resolve, as it may involve issues with the gear shifter mechanism, transmission linkage, or interlock switch. Promptly addressing this issue is crucial to ensure the safe operation of the vehicle and to prevent potential safety hazards related to incorrect gear indications and shifting difficulties. It is advisable for affected owners to consult with a qualified mechanic or Ford dealership for effective diagnosis and resolution.

2 people reported this problem
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Ford Fusion vehicles with this problem

1 model year affected
Average mileage: 191,200 miles
(191,200 - 191,200)

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