Home » Technical Blog » Idle speed mod Mercedes-Benz M class MED17.7.3
We had increased the idle speed of one of our customer’s Mercedes Benz ml 350 equipped with ecu MED17.7.3 to 860rpm.
Ecu calculate the target idle speed based on the engine temperature mainly from BNNSOL and BFNSOL. Ecu switch between these two maps based on the gear liver position.
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