Brad's Car Manuals: A 3rd party mirror of CHARM + LEMON car manuals
Home >> Mercedes Benz >> 1987 >> 300SDL >> Repair and Diagnosis >> Engine Performance >> System >> Fuel Injection System - Diesel >> Operation >> RECIRCULATION Air Control

RECIRCULATION Air Control

Download the full database via torrent (~1.1 TB)

Air recirculating valve is opened or closed depending on input signal to EDS control unit to improve burn-up conditions in trap oxidizer. Air recirculating valve opens when engine speed is between 1200-3600 RPM and fuel rack load is less than .35" (9 mm).