2020 Mercedes-Benz Sprinter 3500 Service and Repair Manual

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Factory-Grade Data

2020 Mercedes-Benz Sprinter 3500 service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Wiring diagrams and electrical sections
  • Powertrain, brakes, steering, suspension, HVAC and more

Trims covered

  • Base Extended Cargo Van 3-Door
  • Base Standard Cargo Van 3-Door
  • Base Crew Van 3-Door

Engines covered

  • 3.0L 2987CC V6 DIESEL DOHC Turbocharged
  • 2.1L 2143CC 131Cu. In. l4 DIESEL DOHC Turbocharged

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams

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Vehicle Safety Data

2020 Mercedes-Benz Sprinter 3500 Recalls & Complaints

NHTSA #20V59500029/09/2020Component: FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS

Daimler Vans USA, LLC (DVUSA) is recalling 2019-2020 Mercedes Benz and Freightliner Sprinters. The fuel line clamps may loosen and result in a fuel leak.

Consequence

A fuel leak can increase the risk of a fire.

Remedy

DVUSA will notify owners, and dealers will check the fuel hose clamp connections and tighten or repl

NHTSA #20V66300028/10/2020Component: STEERING:HYDRAULIC POWER ASSIST:HOSE, PIPING, AND CONNECTIONS

Daimler Vans USA, LLC (DVUSA) is recalling certain 2015-2020 Mercedes Benz Sprinter and Freightliner Sprinter vehicles. The hydraulic power steering return line hoses may detach at their connection p

Consequence

The sudden loss of power steering assist and hydraulic steering fluid leaking onto the roadway may i

Remedy

DVUSA will notify owners, and dealers will check the return line connections of the power steering s

NHTSA #22V28100027/04/2022Component: BACK OVER PREVENTION:DISPLAY FUNCTION

Daimler Vans USA, LLC (DVUSA) is recalling certain 2019-2021 Freightliner Sprinter and Mercedes-Benz Sprinter vehicles. The rearview camera may not display the rearview image due to a software error.

Consequence

An inoperable rearview camera display reduces the driver's rear view, increasing the risk of a crash

Remedy

Dealers will update the rearview camera software, free of charge. Owner notification letters were m

NHTSA #23V20400024/03/2023Component: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

Daimler Vans USA, LLC (DVUSA) is recalling certain 2019-2022 Mercedes-Benz Sprinter and 2019-2021 Freightliner Sprinter vehicles. The instrument cluster may fail to display any information when the v

Consequence

A blank instrument panel will not show critical information, such as vehicle speed, fuel gauge, warn

Remedy

Dealers will update the instrument cluster software on the affected vehicles, free of charge. Owner

NHTSA #23V87400021/12/2023Component: STRUCTURE:BODY

Daimler Vans USA, LLC (DVUSA) is recalling certain 2020 Mercedes-Benz Sprinter and Freightliner Sprinter vehicles. The connection between the propeller shaft bearing and crossmember may loosen, reduc

Consequence

Reduced vehicle control increases the risk of a crash. Additionally, the propeller shaft may damage

Remedy

Dealers will inspect and replace the crossmember as necessary, free of charge. Owner notification l

NHTSA #23V87500021/12/2023Component: STRUCTURE:CRITICAL FASTENERS

Daimler Vans USA, LLC (DVUSA) is recalling certain 2019-2021 Mercedes-Benz Sprinter and Freightliner Sprinter vehicles. The longitudinal frame members may be missing reinforcement fasteners, reducing

Consequence

Reduced stability increases the risk of a crash. Additionally, the third-row seat mountings can fai

Remedy

Dealers will inspect and repair the frame members as necessary, free of charge. Owner notification

NHTSA #23V87600021/12/2023Component: STRUCTURE:CRITICAL FASTENERS

Daimler Vans USA, LLC (DVUSA) is recalling certain 2019-2023 Mercedes-Benz Sprinter and 2019-2021 Freightliner Sprinter vehicles. The partition wall may be missing bolts, allowing the wall to detach

Consequence

A detached partition wall can increase the risk of injury.

Remedy

Dealers will inspect and secure the partition wall as necessary, free of charge. Owner notification

NHTSA #21V35900017/05/2021Component: STRUCTURE:BODY:DOOR:HINGE AND ATTACHMENTS

Daimler Vans USA, LLC (DVUSA) is recalling certain 2020 Mercedes-Benz Sprinter vehicles. The screws for the front door hinges may not have been tightened properly.

Consequence

Loose door hinge screws could change the gap between the door and vehicle body, increasing the risk

Remedy

Dealers will check the screws and tighten them as necessary, free of charge. Owner notification lett

NHTSA #21V07700017/02/2021Component: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA

Daimler Vans USA, LLC (DVUSA) is recalling certain 2019-2020 Mercedes Benz Sprinter and Freightliner Sprinter vehicles equipped with the multimedia system "Connect 5" and a rearview camera. The rearv

Consequence

A delayed or obstructed rearview camera display can reduce the driver's view of what is behind the v

Remedy

DVUSA will notify owners, and dealers will perform a software update on the vehicles, free of charge

NHTSA #21V97200015/12/2021Component: ELECTRICAL SYSTEM:SOFTWARE

Daimler Vans USA, LLC (DVUSA) is recalling certain 2019-2020 Mercedes-Benz Sprinter and Freightliner Sprinter vehicles. A software error in the park lock system may allow the vehicle to move after th

Consequence

Unintentional vehicle movement can increase the risk of a crash.

Remedy

Dealers will update the electronic stability program control unit software, free of charge. Owner n

NHTSA #20V63100014/10/2020Component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, A

Daimler Vans USA, LLC (DVUSA) is recalling certain 2020 Mercedes-Benz Sprinter vehicles. The outer area of the brake hoses on the front and rear axles may have been damaged during production.

Consequence

Over time, the hose could begin to leak brake fluid, affecting the braking performance of the vehicl

Remedy

DVUSA will notify owners, and dealers will check the condition of the brake hoses on the front and r

NHTSA #21V15300010/03/2021Component: LATCHES/LOCKS/LINKAGES:DOORS:LOCK

Daimler Vans USA, LLC (DVUSA) is recalling certain 2019-2020 Mercedes Benz Sprinter vehicles equipped with an optional electric sliding door. The auxiliary lock on the sliding door may be the incorre

Consequence

In the event of a crash, the sliding door could dislocate more than intended, and increase the risk

Remedy

DVUSA will notify owners, and dealers will convert the sliding door from electric to manual function

TSB #11030629

The check engine light is illuminated, or the AdBlue warning is active, with recorded faults related to AdBlue quality or concentration. Complaint Customer reports an illuminated check engine light and or an AdBlue system warning indicating

TSB #11029272

Vehicles with SCR Generation 4: SCR/AdBlue warning message cannot be reset with fault code P13DF00 or P300685 Complaint Vehicles with SCR Generation 4: SCR/AdBlue warning message cannot be reset. Information: All fault codes in the AdBlue (

TSB #11028119

Complaint Vehicles with SCR Generation 4: SCR/AdBlue warning message cannot be reset. Information: All fault codes in the AdBlue (SCR) control unit have been processed and corrected; however, fault codes P13DF00 and P300685 remain active an

TSB #11028113

EGR Valve Diagnosis & Cleaning (and EGR Cooler Cleaning) OM642, Sprinter 906/907 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 contr

TSB #11026891

Clunking noise on load change or gear engagement Complaint Clunking noise can be heard on some load changes or when changing from N->R or N->D Cause Movement of transfer case splines Remedy Apply bearing retainer (green) Loctite to both out

TSB #11024928

The software for the communication module does not correspond to the latest series production configuration. For this reason, a remote software update to update the software for the communication module is planned for the affected vehicles.

TSB #11023983

Engine Oil Level Cannot Be Checked via Instrument Cluster Service Menu Complaint Sometimes the engine oil level cannot be determined using the instrument cluster's service menu. The following mes- sages may be displayed: Engine oil level cu

TSB #11023982

Complaint Transmission control unit Y3/8n4 (fully integrated transmission control unit (VGS)) not listed in quick test and/or no communication possible with VGS. Cause Transmission control unit Y3/8n4 Remedy For vehicles with 722.9 transmis

Showing the 8 most recent of 133 technical service bulletins on file with NHTSA.

20221215Component: AIR BAGSCrash reported

The above are wouldn't allow me to place a check mark in the appropriate boxes. In the Standard Vehicle Components and ADAS sections, I was unable to check the boxes, but our vehicle contains ALL of t

20221215Component: STRUCTURE:BODYCrash reported

The above are wouldn't allow me to place a check mark in the appropriate boxes. In the Standard Vehicle Components and ADAS sections, I was unable to check the boxes, but our vehicle contains ALL of t

20221215Component: SERVICE BRAKESCrash reported

The above are wouldn't allow me to place a check mark in the appropriate boxes. In the Standard Vehicle Components and ADAS sections, I was unable to check the boxes, but our vehicle contains ALL of t

20250423Component: ELECTRICAL SYSTEM:ADAS

See attached document for complaint.

20250423Component: ELECTRONIC STABILITY CONTROL (ESC)

See attached document for complaint.

Showing the 5 most serious of 22 complaints filed with NHTSA.

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