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Home >> Mercedes Benz >> 1993 >> 600SL >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - LH-SFI System >> Programming >> LH-SFI Control Module Self-Adaptation
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LH-SFI Control Module Self-Adaptation

NOTE: The LH-SFI control modules should not be switched (left to right - right to left).

A self adaptation feature for the emission control system is incorporated into the LH-SFI control modules. If malfunctions of the Hot-wire MAF sensor, Injectors, Purge Control Valve, Diaphragm Pressure Regulator or the Purge Valve occur or if intake air leaks are present, the LH-SFI control modules conduct a self adaptation feature must be reset to its mean value. See Reset Procedure  . After performing repair work on the fuel injection system, the LH-SFI control modules will also adapt themselves during the course of operation.