High Brake Pedal Effort Required to Start The Engine on Jaguar XK

Submitted by Jim Taddei · May 29, 2025
Published by RepairPal

Problem overview

High brake pedal effort may be required to start the engine. Our technicians tell us if the vacuum supply to the brake booster is correct, adjusting the brake light switch and recalibrating the anti-lock brake modulator pressure sensor will generally correct this concern.

5 people reported this problem
1 comment
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Jaguar XK vehicles with this problem

Average mileage: 31,000 miles
(31,000 - 31,000)

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