Wednesday, February 17, 2016

Mercedes Benz E 550 4MATIC Sedan (212.090) V8-5.5L (273.970) Emissions - Variable DTC's/Driveability Concerns

2010 Mercedes Benz E 550 4MATIC Sedan (212.090) V8-5.5L (273.970) Emissions - Variable DTC's/Driveability Concerns

Vehicle: All Technical Service Bulletins

Emissions - Variable DTC's/Driveability Concerns

Engine diagnosis warning lamp activated, fault code 0171, 0172, 0441, 0745, 0749, 1046, 1050, 1077, 1078, 1081, 1089, 1085, 2187 stored in

engine control unit

Topic number         LI47.30-P-049162

Version               1

Design group          47.30 Evaporative emission control system

Date                  03-18-2010

Validity              Model 203 (CLC) with engine 271/272 vehicle production 10.07.2009 - 30.11.2009

Model 204 with engine 156/271/272 vehicle production 14.05.2009 - 30.11.2009 Model 207 with engine 272/273 vehicle production 16.05. 2009 - 30.11.2009 Model 171 with engine 113/272 vehicle production 15.05. 2009 - 30.11.2009 Model 230 with engine 156/272/273/275 vehicle production 01.06.2009 - 30.11.2009 Model 212 with engine 156/271/272/273 vehicle production 10.01.2009 - 30.11.2009 Model 219 with engine 156/272/273 vehicle production 10.09.2009 - 30.11.2009 Model 221 with engine 156/272/273/275 vehicle production 10.01.2009 - 30.11.2009 Model 216 with engine 156/273/275 vehicle production 10.01.2009 - 30.11.2009 Model 164 with engine 156/272/273 vehicle production 14.10.2009 - 31.12.2009 Model 251 with engine 156/272/273 vehicle production 14.10.2009 - 31.12.2009

Reason for change

Reason for block

Complaint:

Engine diagnosis warning lamp activated.

Complaints about engine running characteristics may arise.

Cause:

Magnetic short between armature and pole core due to calibration error at valve and tolerance deviation by supplying manufacturer.

This causes the purge valve to jam in the open state.

Remedy:

Installation of a purge valve as of production date 09T306, 09S306, or 09N306.

The production date is marked on the upper shell of the purge valve.

All stocks have been cleared out.

Symptoms

Control unit/fault code

Parts

Work units

Validity

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