Isuzu Ascender battery gauge drops upon ignition and occasional stalling issue on Isuzu Ascender

Submitted by mbejaran · Jun 23, 2025
Published by RepairPal

Problem overview

Some Isuzu Ascender owners report experiencing a battery gauge drop upon ignition, which may be attributed to a dead battery that can also lead to stalling issues. Additionally, some owners have encountered problems with the alternator not charging the battery properly, resulting in similar gauge drops and potential stalling. Others have noted that a failed starter can contribute to starting difficulties and stalling problems. Fuel sensor failures have also been reported, causing erratic readings that could lead to stalling. Furthermore, ignition system issues are cited as a cause of stalling both at ignition and while driving. To address these concerns, it is advisable for owners to have the battery, alternator, and starter inspected by a qualified mechanic, check the fuel level sensor for potential failures, and seek a thorough diagnosis of the ignition system by a professional technician.

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Isuzu Ascender vehicles with this problem

1 model year affected

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