OPERA TION Extended Idling and Aftertreatment System Conditioning

Extended idling performed this vehicle equipped with exhaust aftertreatment system should carried out a low engine idle There benefit using a raised engine idle speed for extended The only exception for active O . Utilizing engine speed above 1300 rpm recommended for vehicles which perform extended idling with active

During periods extended normally greater than 8 the conventional DPF system needs perform a routine conditioning The conditioning cycle controlled the Engine ECU and will start and stop automatically The A conditioning required maintain normal exhaust aftertreatment system function and should not stopped. A conditioning will not occur TRU DPF