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2010 Mercedes-Benz ML350 Bluetec 4Matic 3.0L MIL Lamp on
This vehicle came in recently one month ago with the 20b91B code only. Diagnosed it needing a "Adblue" pressure line/heater(were told line has heater built in). At the time we were told this part was not available, the dealer recommended replacing the "adb...
FIX posted 10/31/2019
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Message Closed
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Related Documents & Media | VIN | 4JGBB2FB9A |
| Engine | 3.0 L / 6 cyl / DIESEL |
| Trans | 7-speed Automatic (Electronic) |
| Delivery | Fuel Injection / common rail direct injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| 20B91 | 20B91B The output for the heating element for pressure line AdBlue has an electrical fault or open circuit |
| 20BA1 | The output for the heating element for pressure line AdBlue has a malfunction |
Message Closed
Vehicle Data
2010 Mercedes-Benz ML350 Bluetec 4Matic
| VIN | 4JGBB2FB9A |
| Engine | 3.0 L / 6 cyl / DIESEL |
| Trans | 7-speed Automatic (Electronic) |
| Delivery | Fuel Injection / common rail direct injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| 20B91 | 20B91B The output for the heating element for pressure line AdBlue has an electrical fault or open circuit |
| 20BA1 | The output for the heating element for pressure line AdBlue has a malfunction |
Video