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Showing posts with the label Delayed Reverse Engagement DELAYED ENGAGEMENT OF REVERSE GEAR

Mercedes Benz Truck R 320 BLUETEC Technical LI27-00_P-047119 Date: 090624 A/T - 722.9, Delayed Reverse Engagement DELAYED ENGAGEMENT OF REVERSE GEAR

Mercedes Benz Truck R 320 BLUETEC Technical LI27-00_P-047119 Date: 090624 A/T - 722.9, Delayed Reverse Engagement DELAYED ENGAGEMENT OF REVERSE GEAR Topic Number LI27.00-P-047119 Version 1 Design Group 27.00 General Date 06/24/2009 Validity Transmission 722.9 with code 809 Reason for change Additional procedure for remedy Reason for block Complaint: When reverse is selected, the engagement sequence may be delayed. A double jolt may occur at an interval of approx. 3 seconds after moving the gearshift lever from P to R. The complaint occurs with electrohydraulic controller (EHS) 220 270 2406 and 220 270 2306. These electrohydraulic controllers are installed in transmissions as of model year 2009 (code 809). Cause: Parameterization of adaptation values for clutch pack BR (reverse gear) Remedy: 1. Perform software update in transmission control unit and then perform SCN coding. It is absolutely essential to make sure that DAS version 01/09 or higher including add-on 107...