2021 Mercedes-Benz Sprinter 4500

Sprinter 907 ‑ Oil leak in area of wheel hub / rear axle shaft Complaint Oil leak in the area of the wheel hub Cause Insufficient sealing with previous axle shaft with single sealing lip Remedy New axle shafts have been created with a dual lip style seal. New part numbers: A 906 350 37 10 ‑‑> A 907 350 19 03 ( left / ring gear 215 ) A 906 350 38 10 ‑‑> A 907 350 20 03 ( right / ring gear 215 ) A 906 350 39 10 ‑‑> A 907 350 21 03 ( left / ring gear 245 ) A 906 350 40 10 ‑‑> A 907 350 22 03 ( right / ring gear 245 )

EGR Valve Diagnosis & Cleaning (and EGR Cooler Cleaning) – OM642, Sprinter 906/907 Complaint Complaint A: The engine is jolting/bucking between 1700 and 1900 rpm. Complaint B: One or more mechanical related fault codes for EGR Valve stored in CDI control unit, with possible Check Engine Light. Review list of mechanical fault codes in table below. NOTE: If one or more electrical related fault codes for EGR Valve are also present in CDI, utilize Complaint C. Review list of electrical fault codes PDF document in attachments. Complaint C: One or more electrical related fault codes for EGR Valve stored in CDI control unit, with possible Check Engine Light. Review list of electrical fault codes PDF document attached. NOTE: This LI supersedes LI14.20‑N‑073813, which is no longer valid. Cause Cause of Complaint A: Increased friction between the EGR Valve blade and seat due to soot deposits causing a delay of the EGR Valve being able to reach the target value of the EGR Valve position controller. NOTE: This causes the EGR Valve blade and potentially the boost pressure controller to oscillate. Cause of Complaint B: Soot deposits between the EGR Valve blade and seat leading to the EGR Valve no longer being able to meet the desired target of the EGR Valve position controller. Cause of Complaint C: Internal EGR Valve or other electrical faults related to the EGR Valve function.

Acoustic Warning or message occurring when a closed sliding door is not recognized Complaint Customer may state the warning message or indicator accompanied by acoustic tone alerting the sliding door is ajar when the door is completely closed Cause There are several reasons that lead to the failure occurring: ‑ Mechanical damage through bending when loading and unloading ‑ Worn contact plates ‑‑> After detachment of silver plating, the coper plate is corroded ‑ Movement of sliding door/body when driving ‑‑> Contact pins do not always make contact with contact plate ‑‑> Central locking system fault message in instrument cluster Remedy In a problem case, replace contact switch for vehicles with +T50/+T55/+EL9 or contact plate with A4478201903 Check the fit of the sliding doors here and make any necessary adjustments as per AR72.16‑S‑1023E (447 /448) and AR72.16‑D‑1023TS (907/910). Further valid damage codes: 82326 Contact switch for central locking system on sliding door 82347 Contact plate for central locking system on sliding door 53196 K/Z contact plate for central locking system on sliding door 82645 Contact switch for sliding door

Brakes may lock up when reversing at slow speeds, 907 vehicles with modification year (XJ4) Complaint When reversing slowly, the vehicle erroneously triggers an emergency braking event, causing the brakes to lock up. Engine may not start following a key cycle. Cause The vehicle triggers a maneuvering or emergency braking event while reversing. The customer must then immediately park the vehicle (ignition Switched OFF) The hydraulic pressure release process within the ESP control unit may not be completed. Remedy Updating the software release of the RVC177 reversing camera

Roof‑mounted air conditioning system HK4 does not cool/cools poorly Complaint Roof‑mounted air conditioning system HK4 does not cool/cools poorly. Fault code in HVAC177: B106F87 The left rear blower regulator has a malfunction. Message missing. B107087 The right rear blower regulator has a malfunction. Message missing. Cause Condenser fans of roof‑mounted air conditioning system HK4 are not functioning. The fans themselves have a fault on the circuit board. As a result, an extremely rare interaction of various processes can lead to failure of the fans (software enters an undefined state). Remedy 1. Remove and reinsert the fuse for the condenser fans. 2. Activate the condenser fans via Xentry and check that they are operating correctly.

Complaint Customer or dealer wishes to store a 907 Sprinter for an extended period (longer than 20 days) Cause With the enhanced electrical system of the 907 Sprinter, it is necessary to take additional measures to ensure discharge of the systems and emergency P battery G1/2 does not occur. Remedy ‑ Disconnect ground line of the on‑ board electrical system battery G1 at the battery master switch on located on the interior bulkhead, driver’s side (see image Battery Main Switch) AR54.10‑D‑0029TS ‑ Expose fuse holder at driver’s seat base and remove fuse F55/4f32 (10amp ATO) (see image Fuse Box)