BMW 750Li multiple cylinder misfires and drivetrain malfunction with injector issues on BMW 750Li

Submitted by dubmcgee · Jun 23, 2025
Published by RepairPal

Problem overview

Some BMW 750Li owners report experiencing multiple cylinder misfires and drivetrain malfunctions, often linked to fuel pump or injector issues. Symptoms such as engine stalling, rough running, reduced power, and illuminated check engine lights are commonly reported. Additionally, many drivers encounter recurring drivetrain malfunction messages, which may require reading error codes from the engine and transmission control modules using an OBD2 scanner for accurate diagnosis. In cases of misfiring, owners find it crucial to check and potentially replace spark plugs and coils to address the issue. Setting up a diagnostics computer with BMW's INPA program and conducting thorough research can also aid in effectively resolving these persistent problems.

12 people reported this problem
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BMW 750Li vehicles with this problem

Average mileage: 67,360 miles
(36,800 - 129,000)

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