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Home >> BMW >> 2007 >> X3 Automatic >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission Control - Overview >> Electronic Transmission Control >> Transmission Features and Principles of Operation >> Engine Warm Up Cycle

Engine Warm Up Cycle

The transmission shift points are modified after cold start to raise engine RPM during shifting. This allows for a faster engine warm up and reduction of catalyst warm up time. The TCM uses the transmission oil temperature information to determine the implementation of this function.

The warm up phase program will be terminated if any of the following conditions exist:

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