Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2021 Mercedes Benz Sprinter 1500 Van CargoFACTORY OEM SERVICE PROCEDURE
Exhaust System
- Description & Operation
- General Information
- Basic Knowledge
- Safety Precautions
- Risk Of Burn Injuries, Suffocation And Poisoning When Working On The Exhaust System And The Components Connected To It. Risk Of Suffocation And Risk Of Poisoning Caused By Inhalation Of Gaseous And Solid Components Of The Exhaust. Risk Of - As49.00-Z-0001-01A
- Safety Information: Exhaust System - As49.00-Z-9999ZZ
- Risk Of Burns And Injury When Working On The Diesel Particulate Filter And Health Hazard From Inhalation Of Soot Particles - As49.20-Z-0001-01A
- Risk Of Burn Injuries And Scalding When Working On ADBLUE(R) Lines And The Component Parts Attached To Them. Risk Of Injury To Skin And Eyes When Handling ADBLUE(R). Risk Of Poisoning Caused By Swallowing ADBLUE(R) - As49.20-Z-0002-01A
- Testing & Repair
- Remove/Install Exhaust Pipe Downstream Of Turbocharger - Ar49.10-D-5532TSV
- Remove/Install Exhaust System Exhaust Tailpipe - Ar49.10-D-7155TSC
- Remove/Install Exhaust System Exhaust Tailpipe - Ar49.10-D-7155TSR
- Remove/Install Center Exhaust System - Ar49.10-D-7283TSC
- Remove/Install Decoupling Elements Of Exhaust System - Ar49.10-D-8412TS
- Remove/Install Exhaust Gas AFTERTREATMENT System Control Unit - Ar49.20-D-0025TS
- Remove/Install Catalytic Converter - Ar49.20-D-0100TSC
- Remove/Install Exhaust Gas Temperature Sensor Downstream Of Diesel Particulate Filter - Ar49.20-D-1025TSR
- Detach/Attach Injection Line At Connection Fitting - Ar49.20-D-1061-01TS
- Remove/Install Injection Line Of Exhaust Gas AFTERTREATMENT System - Ar49.20-D-1061TSR
- Remove/Install ADBLUE (R) Pressure Sensor - Ar49.20-D-1070TS
- Remove/Install Diesel Particulate Filter - Ar49.20-D-1200TSR
- Remove/Install Diesel Particulate Filter - Ar49.20-D-1200TSV
- Check Condition Of Seal On ADBLUE (R) Metering Valve - Ar49.20-D-2000-01TSR
- Remove/Install ADBLUE (R) Metering Valve - Ar49.20-D-2000TSR
- Remove/Install Pump On ADBLUE (R) Tank - Ar49.20-D-2004TS
- Empty ADBLUE (R) Tank - Ar49.20-D-2014-01TS
- Fill ADBLUE (R) Tank - Ar49.20-D-2014-02TS
- Remove/Install ADBLUE (R) Tank - Ar49.20-D-2014TSF
- Empty/Fill ADBLUE (R) Tank - Ar49.20-D-2015TS
- Remove/Install Cap On ADBLUE (R) Tank - Ar49.20-D-2016TS
- Remove/Install Connection Fitting On ADBLUE (R) Tank - Ar49.20-D-2017TS
- Remove And Install NOX Sensor With Control Unit After SCR Catalytic Converter - Ar49.20-D-2062TSV
- Remove/Install NOX Sensor With Control Unit Upstream Of SCR Catalytic Converter - Ar49.20-D-2063TSR
- Remove/Install ADBLUE (R) Tank Filler Neck - Ar49.20-D-3900TS
- Remove/Install SCR Catalytic Converter - Ar49.20-D-8120TSR
- Adjust Refractometer For Measuring ADBLUE (R) Concentration - Ar49.20-D-9264-01TS
- Check ADBLUE (R) Concentration - Ar49.20-D-9264TS
- Test & Adjustment Values
- Maintenance
- Removal & Installation
- Capacities & Specifications
- Torque Specifications
- Tightening Torques: Light Transporters: Exhaust System - BA49.00-Z-9999EZ
- Tightening Torques: Transporters: Exhaust System - BA49.00-Z-9999FZ
- Exhaust System - BA49.10-N-1000-02F
- Exhaust System - BA49.10-N-1000-02TS
- Diesel Particulate Filter - BA49.20-N-1000-02TSR
- Exhaust Gas AFTERTREATMENT - BA49.20-N-1000-03TS
- Miscellaneous Notes
- Wiring Diagrams
- Electrical Function Schematic For Exhaust Gas Cleaning - Pe49.20-D-2051-97TSA
- Electrical Function Schematic For Exhaust Gas Cleaning - Pe49.20-D-2051-97TSB
- Electrical Function Schematic For Exhaust Gas Cleaning - Pe49.20-D-2051-97TSC
- Electrical Function Schematic For Exhaust Gas Cleaning - Pe49.20-D-2051TSA
- Electrical Function Schematic For Exhaust Gas Cleaning - Pe49.20-D-2051TSB
- Electrical Function Schematic For Exhaust Gas Cleaning - Pe49.20-D-2051TSC
- Soot Particle Sensor Electrical Circuit Diagram - Pe49.20-D-2101-97LAA
- Soot Particle Sensor Electrical Circuit Diagram - Pe49.20-D-2101LAA
- Electrical Diagram ADBLUE Control Unit (R) - Pe49.20-D-2103-97LAA
- Electrical Diagram ADBLUE Control Unit (R) - Pe49.20-D-2103LAA
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.