2016 BMW 420i Gran Coupe Service and Repair Manual

This factory service and repair manual for the 2016 BMW 420i Gran Coupe addresses a four-door hatchback offered in a single Base form, powered by a turbocharged 2.0L inline-four of 122 cubic inches with double overhead camshafts and gasoline fueling. One engine and one body make the coverage unusually direct: every torque value, clearance and wiring diagram belongs to the car on the lift, with no parallel figures for a second displacement to read past. The sections run by system from the engine outward to the hatchback's rear opening and its circuits.

Engines covered

• 2.0L inline-four (122 cu in) — DOHC, turbocharged, gasoline

Body styles covered

• 4-door hatchback

Trims covered

• Base

Known issues on the 2016 420i Gran Coupe. A hatchback body puts wiring, latches and struts in places a sedan does not, and the body chapters handle them directly: the tailgate hinges and supports, the harness that runs into the moving panel, and the lighting and lock circuits it feeds. Ahead of that, the engine material covers the turbocharger and its charge-air path, the timing drive, the cooling circuit and the fuel and ignition systems, each with the specifications and diagnostic steps that make a repair verifiable rather than a guess.