Mercedes Benz C 43 AMG Technical Service Bulletin # LI05-20_P-047463 Date: 090723

Mercedes Benz C 43 AMG Technical Service Bulletin # LI05-20_P-047463 Date: 090723

Engine Controls - MIL ON/DTC P2034 Stored

CEL INDICATOR LAMP LIGHTS UP, FAULT CODE P2034 "CRANKSHAFT SENSOR" STORED IN ENGINE CONTROL UNIT

Topic Number LI05.20-P-047463

Version 1

Design Group 05.20 Camshaft, camshaft adjustment

Date 07-23-2009

Validity Models 163, 164, 171, 203, 209, 211, 215, 219, 220, 230, 463 with engine 112 and engine 113 and engine control ME2.8

Affected engines:

Engine 112 from engine number 1129xx30875027 up to end of production, implementation of camshaft sensor ...96 28

Engine 113 from engine number 1139xx30607308 to 1139xx30703339, implementation of camshaft sensor ...96 28

Reason for change Affected engine numbers added/Supersedes DTB P-B-05.20/16b and T-B-05.20/17b

Reason for block

Complaint:

When the engine is started, fault code P2034 is stored in the engine control unit and the engine diagnosis warning lamp lights up.

385

Cause:

When the engine is started, a fault may be detected in the crankshaft sensor.

The freeze frame data of fault code P2034 includes the following actual values:

Vehicle speed: 0 km/h

Engine speed: 0 rpm

Time since engine start: 0 min

The cause is the camshaft sensor with part number A 004 153 9628 that was installed in production in the period from July 2004 to July 2005

If the fault occurs in vehicles produced before July 2004, the remedy described below also applies.

Remedy:

Program engine control unit.

Note:

The crankshaft sensor and camshaft sensor must not be replaced.

From now on, please use damage code 54575.

Symptoms

Control unit/fault code