Engine Electrical System - BMW N55 Manual

Engine Electrical System

Connection to vehicle electrical system
For the first time, an engine-mounted Digital Motor Electronics (DME) module is used.
The DME is bolted to the intake manifold and is cooled by the intake air.
The engine mounted DME has the following advantages:
• Engine wiring harness is divided into six individual modules
• All electrical components on the engine are supplied directly via the DME
• The E-box is no longer need
• 211 pins are available
• The plug-in connectors are water-tight
N55, wiring harness routing
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N55 Engine