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What does it mean when the BMW 320li displays a drivetrain malfunction?

1 Answers

PresleyFitz

07/30/25 6:56am

The following are the reasons why the BMW 320li displays a drivetrain malfunction: 1. Program: The vehicle's computer cannot respond in time, and the program cannot run normally. 2. Fuel pump: The fuel pump is damaged or the fuel pump sensor is damaged. 3. Fuel injector: The fuel injector is damaged; the ignition coil is damaged; the spark plug is damaged or has carbon deposits; the turbocharger wastegate is damaged, or it may not be the wastegate that is damaged but the filter inside is clogged. 4. Turbocharger wastegate: The vacuum hose on the turbocharger wastegate is incorrectly connected; the relay in the fuse box on the right side of the rear trunk is burnt out; the VANOS solenoid valve is damaged; the camshaft position sensor screw is loose or the screw is damaged.

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