Pierburg 7.21071.50.0 Diverter Valve
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Pierburg

Pierburg 7.21071.50.0 Diverter Valve

Brand Pierburg 7.21071.50.0
Operating Mode Electric-Pneumatic
Technical Information Number SI 0100
Valve type Switch Valve
Voltage [V] 12
Fits Mercedes-Benz · 149 vehicles

Electric-pneumatic operation. Combines electrical control with pneumatic response for precise switching.

Switch valve design. Manages vacuum flow for emission control systems.

12-volt operation. Works with standard automotive electrical systems.

Cross-references OSC 98072, 001 540 70 97 and 001 540 86 97 for the same application. See all 28.

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Pierburg Diverter Valve for Mercedes-Benz Vacuum Systems

The Pierburg 7.21071.50.0 is an electric-pneumatic diverter valve used in Mercedes-Benz emission control and vacuum system applications. It is a 12-volt switch valve built to manage vacuum signal routing in vehicles that rely on precise pneumatic control.

  • Electric-pneumatic operating mode for vacuum system control
  • 12V electrical specification
  • Switch valve design for controlled vacuum diversion
  • Technical Information Number: SI 0100
  • OE-style replacement for select Mercedes-Benz applications

Application Details

This Pierburg diverter valve, part number 7.21071.50.0, is used in Mercedes-Benz vacuum and emission control systems where accurate switching of vacuum flow is required. It fits a wide range of Mercedes-Benz models, including 2009-2015 Mercedes-Benz G550, 2002-2008 Mercedes-Benz G500, 2003-2004 Mercedes-Benz G55 AMG, 1999-2003 Mercedes-Benz E320, 1994-1997 Mercedes-Benz E320, 2000-2001 Mercedes-Benz SL500, 1994-1998 Mercedes-Benz SL500, 1997-2000 Mercedes-Benz C230, 1994-2000 Mercedes-Benz C280, and 1998-2000 Mercedes-Benz C43 AMG. Additional fitments include Mercedes-Benz CL500, CL600, CLK320, CLK430, E300, E430, E55 AMG, ML320, ML430, S320, S420, S500, S600, SL600, C220, C36 AMG, E420, S350, 190E, 300CE, 300E, 300SE, 300TE, 500SL, 300SEL, 560SEL, 260E, 560SL, and 300D in the listed model years.

This part cross-references OSC 98072 for the same application.

Common Symptoms It May Address

  • Vacuum switching faults in the emission control system
  • Irregular actuator response caused by failed vacuum routing
  • Check engine concerns related to vacuum control performance
  • Loss of proper pneumatic signal control in Mercedes-Benz systems
  • Driveability issues tied to malfunctioning diverter valve operation

Installation Notes and Tips

Confirm the OE number and vehicle application before installation, especially on Mercedes-Benz models that require A0015400097 or related interchange references. Verify the electrical connection, vacuum hose routing, and system voltage match the original setup. For best results, compare the removed valve to the new Pierburg 7.21071.50.0 before installation.

Quality Assurance

Pierburg is an established OE supplier in automotive control systems, and this diverter valve is built to meet the specifications needed for Mercedes-Benz vacuum system service. Use the listed technical information and fitment data to confirm correct application before replacement.

Related reading

This part fits 149 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelDrive TypeLitersCylindersFuel TypePositionNotes
2015Mercedes-BenzG550—5.5LV8—N/A—
2014Mercedes-BenzG550—5.5LV8—N/A—
2013Mercedes-BenzG550—5.5LV8—N/A—
2012Mercedes-BenzG550—5.5LV8—N/A—
2011Mercedes-BenzG550—5.5LV8—N/A—
2010Mercedes-BenzG550—5.5LV8—N/A—
2009Mercedes-BenzG550—5.5LV8—N/A—
2008Mercedes-BenzG500—5.0LV8—N/A—
2007Mercedes-BenzG500—5.0LV8—N/A—
2006Mercedes-BenzG500—5.0LV8—N/A—
2005Mercedes-BenzG500—5.0LV8—N/A—
2004Mercedes-BenzG500—5.0LV8—N/A—
2004Mercedes-BenzG55 AMG—5.5LV8—N/A—
2003Mercedes-BenzE320RWD3.2LV6GASN/A—
2003Mercedes-BenzG500—5.0LV8—N/A—
2003Mercedes-BenzG55 AMG—5.5LV8—N/A—
2002Mercedes-BenzE320RWD3.2LV6GASN/A—
2002Mercedes-BenzG500—5.0LV8—N/A—
2001Mercedes-BenzE320RWD3.2LV6GASN/A—
2001Mercedes-BenzSL500RWD5.0LV8GASN/A—
2000Mercedes-BenzC230—2.3LL4—N/A—
2000Mercedes-BenzC280—2.8LV6—N/A—
2000Mercedes-BenzC43 AMG—4.3LV8—N/A—
2000Mercedes-BenzE320RWD3.2LV6GASN/A—
2000Mercedes-BenzSL500RWD5.0LV8GASN/A—
1999Mercedes-BenzC230—2.3LL4—N/A—
1999Mercedes-BenzC280—2.8LV6—N/A—
1999Mercedes-BenzC43 AMG—4.3LV8—N/A—
1999Mercedes-BenzCL500—5.0LV8—N/A—
1999Mercedes-BenzCL600—6.0LV12—N/A—
1999Mercedes-BenzCLK320—3.2LV6—N/AWith OE No. A0015400097
1999Mercedes-BenzCLK430—4.3LV8—N/AWith OE No. A0015400097
1999Mercedes-BenzE300—3.0LL6DIESELN/AWith OE No. A0015400097
1999Mercedes-BenzE320—3.2LV6GASN/A—
1999Mercedes-BenzE430—4.3LV8—N/AWith OE No. A0015400097
1999Mercedes-BenzE55 AMG—5.5LV8—N/AWith OE No. A0015400097
1999Mercedes-BenzML320—3.2LV6—N/AWith OE No. A0015400097
1999Mercedes-BenzML430—4.3LV8—N/AWith OE No. A0015400097
1999Mercedes-BenzS320—3.2LL6—N/A—
1999Mercedes-BenzS420—4.2LV8—N/A—
1999Mercedes-BenzS500—5.0LV8—N/A—
1999Mercedes-BenzS600—6.0LV12—N/A—
1999Mercedes-BenzSL500—5.0LV8—N/AWith OE No. A0015400097
1999Mercedes-BenzSL600—6.0LV12GASN/AWith OE No. A0015400097
1998Mercedes-BenzC230—2.3LL4—N/A—
1998Mercedes-BenzC280—2.8LV6—N/A—
1998Mercedes-BenzC43 AMG—4.3LV8—N/A—
1998Mercedes-BenzCL500—5.0LV8—N/A—
1998Mercedes-BenzCL600—6.0LV12—N/A—
1998Mercedes-BenzCLK320—3.2LV6—N/AWith OE No. A0015400097
1998Mercedes-BenzE300—3.0LL6DIESELN/AWith OE No. A0015400097
1998Mercedes-BenzE430—4.3LV8—N/AWith OE No. A0015400097
1998Mercedes-BenzML320—3.2LV6—N/AWith OE No. A0015400097
1998Mercedes-BenzS320—3.2LL6—N/A—
1998Mercedes-BenzS420—4.2LV8—N/A—
1998Mercedes-BenzS500—5.0LV8—N/A—
1998Mercedes-BenzS600—6.0LV12—N/A—
1998Mercedes-BenzSL500—5.0LV8—N/A—
1998Mercedes-BenzSL600—6.0LV12GASN/AWith OE No. A0015400097
1997Mercedes-BenzC220—2.2LL4GASN/A—
1997Mercedes-BenzC230—2.3LL4—N/A—
1997Mercedes-BenzC280—2.8LL6—N/A—
1997Mercedes-BenzC36 AMG—3.6LL6—N/A—
1997Mercedes-BenzE300—3.0LL6DIESELN/AWith OE No. A0015400097
1997Mercedes-BenzE320—3.2LL6—N/A—
1997Mercedes-BenzE420—4.2LV8—N/A—
1997Mercedes-BenzS320—3.2LL6—N/A—
1997Mercedes-BenzS420—4.2LV8—N/A—
1997Mercedes-BenzS500—5.0LV8—N/A—
1997Mercedes-BenzS600—6.0LV12—N/A—
1997Mercedes-BenzSL320—3.2LL6—N/A—
1997Mercedes-BenzSL500—5.0LV8—N/A—
1997Mercedes-BenzSL600—6.0LV12GASN/AWith OE No. A0015400097
1996Mercedes-BenzC220—2.2LL4—N/A—
1996Mercedes-BenzC280—2.8LL6—N/A—
1996Mercedes-BenzC36 AMG—3.6LL6—N/A—
1996Mercedes-BenzE300—3.0LL6DIESELN/AWith OE No. A0015400097
1996Mercedes-BenzE320—3.2LL6—N/A—
1996Mercedes-BenzS320—3.2LL6—N/A—
1996Mercedes-BenzS420—4.2LV8—N/A—
1996Mercedes-BenzS500—5.0LV8—N/A—
1996Mercedes-BenzS600—6.0LV12—N/A—
1996Mercedes-BenzSL320—3.2LL6—N/A—
1996Mercedes-BenzSL500—5.0LV8—N/A—
1996Mercedes-BenzSL600—6.0LV12GASN/AWith OE No. A0015400097
1995Mercedes-BenzC220—2.2LL4—N/A—
1995Mercedes-BenzC280—2.8LL6—N/A—
1995Mercedes-BenzC36 AMG—3.6LL6—N/A—
1995Mercedes-BenzE320—3.2LL6—N/A—
1995Mercedes-BenzE420—4.2LV8—N/A—
1995Mercedes-BenzS320—3.2LL6—N/A—
1995Mercedes-BenzS350—3.4LL6DIESELN/A—
1995Mercedes-BenzS420—4.2LV8—N/A—
1995Mercedes-BenzS500—5.0LV8—N/A—
1995Mercedes-BenzS600—6.0LV12—N/A—
1995Mercedes-BenzSL320—3.2LL6—N/A—
1995Mercedes-BenzSL500—5.0LV8—N/A—
1995Mercedes-BenzSL600—6.0LV12GASN/AWith OE No. A0015400097
1994Mercedes-BenzC220—2.2LL4GASN/A—
1994Mercedes-BenzC280—2.8LL6GASN/A—
1994Mercedes-BenzE320—3.2LL6GASN/A—
1994Mercedes-BenzS320—3.2LL6GASN/A—
1994Mercedes-BenzSL320—3.2LL6GASN/A—
1994Mercedes-BenzSL500—5.0LV8GASN/A—
1993Mercedes-Benz190E—2.6LL6GASN/AIgnition Distributor
1993Mercedes-Benz300CE—3.2LL6GASN/A—
1993Mercedes-Benz300E—3.2LL6GASN/A—
1993Mercedes-Benz300SE—3.2LL6GASN/A—
1993Mercedes-Benz300TE—3.2LL6GASN/A—
1993Mercedes-Benz500SL—5.0LV8GASN/A—
1992Mercedes-Benz190E—2.6LL6GASN/AIgnition Distributor
1992Mercedes-Benz300E—3.0LL6GASN/A—
1992Mercedes-Benz300SE—3.2LL6GASN/A—
1992Mercedes-Benz500SL—5.0LV8GASN/A—
1991Mercedes-Benz190E—2.6LL6GASN/AIgnition Distributor
1991Mercedes-Benz300E—3.0LL6GASN/A—
1991Mercedes-Benz300SE—3.0LL6GASN/AIgnition Distributor
1991Mercedes-Benz300SEL—3.0LL6GASN/AIgnition Distributor
1991Mercedes-Benz500SL—5.0LV8GASN/A—
1991Mercedes-Benz560SEL—5.6LV8GASN/AIgnition Distributor
1990Mercedes-Benz190E—2.6LL6GASN/AIgnition Distributor
1990Mercedes-Benz300E—3.0LL6GASN/A—
1990Mercedes-Benz300SE—3.0LL6GASN/AIgnition Distributor
1990Mercedes-Benz300SEL—3.0LL6GASN/AIgnition Distributor
1990Mercedes-Benz500SL—5.0LV8GASN/A—
1990Mercedes-Benz560SEL—5.6LV8GASN/AIgnition Distributor
1989Mercedes-Benz190E—2.6LL6GASN/AIgnition Distributor
1989Mercedes-Benz260E—2.6LL6GASN/A—
1989Mercedes-Benz300E—3.0LL6GASN/A—
1989Mercedes-Benz300SE—3.0LL6GASN/AIgnition Distributor
1989Mercedes-Benz300SEL—3.0LL6GASN/AIgnition Distributor
1989Mercedes-Benz560SEL—5.6LV8GASN/AIgnition Distributor
1989Mercedes-Benz560SL—5.6LV8GASN/A—
1988Mercedes-Benz260E—2.6LL6GASN/A—
1988Mercedes-Benz300E—3.0LL6GASN/A—
1988Mercedes-Benz300SE—3.0LL6GASN/AIgnition Distributor
1988Mercedes-Benz300SEL—3.0LL6GASN/AIgnition Distributor
1988Mercedes-Benz560SEL—5.6LV8GASN/AIgnition Distributor
1988Mercedes-Benz560SL—5.6LV8GASN/A—
1987Mercedes-Benz260E—2.6LL6GASN/A—
1987Mercedes-Benz300E—3.0LL6GASN/A—
1987Mercedes-Benz560SEL—5.6LV8GASN/AIgnition Distributor
1987Mercedes-Benz560SL—5.6LV8GASN/A—
1986Mercedes-Benz300E—3.0LL6GASN/A—
1986Mercedes-Benz560SEL—5.6LV8GASN/AIgnition Distributor
1986Mercedes-Benz560SL—5.6LV8GASN/A—
1985Mercedes-Benz300DRWD3.0LL5DIESELN/A—
1984Mercedes-Benz300DRWD3.0LL5DIESELN/A—
1983Mercedes-Benz300DRWD3.0LL5DIESELN/A—
Directly replaces or cross-references 28 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
OSC — 98072001 540 70 97001 540 86 972D0 906 283 A2D0906283A00014064600015400097001540089700154014970015401597001540209700154035970015407097001540869760573154A0001406460A0005454745A0015400097A0015400897A0015401497A0015401597A0015402097A0015403597A0015406897A0015407097A0015408697A1170780981A1170780982