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Home >> Mercedes Benz >> 2021 >> A220 Base >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Electrical System - Engine - 177 Chassis >> Testing & Repair >> Remove/Install Crankshaft Hall Sensor - AR15.12-P-2136MFC

Remove/Install Crankshaft Hall Sensor - AR15.12-P-2136MFC

Engine 260 in model 118, 177, 247 

Fig 1: Crankshaft Hall Sensor Components Location - Engine 260 In Model 177
G15491396Courtesy of MERCEDES-BENZ USA
WARNING Risk of injury  . Skin or eye injuries may result when handling hot or glowing objects. Wear protective gloves, protective clothing and safety glasses, if necessary. AS00.00-Z-0002-01A
CAUTION Risk of injury  caused by scraping or cutting body parts on sharp vehicle parts Always wear protective gloves when working on or near sharp and non-deburred vehicle parts.
Deburr repair panels.
AS00.00-Z-0017-01A
Notice  Notes on avoiding damage through contamination and foreign objects   AH00.00-P-5000-01A
REMOVINGINSTALLING Remove/install     
1 Remove right front axle shaft.   AR33.30-P-0620MFA
2 Remove heat shield of front axle shaft.   AR49.00-P-1000-05MFC
    TORQUE SPECIFICATION Bolt, heat shield to Engine carrier/crankcase/oil pan/cylinder head *BA22.10-P-1002-02E 
3 Release and disconnect electrical connector (1) from crankshaft Hall sensor (B70).    
4 Remove screw (2) and remove crankshaft Hall sensor (B70). TORQUE SPECIFICATION Bolt, position sensor for crankshaft to crankcase/oil pan *BA15.10-P-1001-03I 
5 Install in the reverse order.    
6 Read out and delete fault memory.    
REFER TO SELF-DIAGNOSTIC SYSTEMS     AD00.00-P-2000-06MFA
WARNING Risk of accident  from vehicle starting off by itself when Engine running. Risk of injury  (bruises and burns) resulting from working on the Engine while it is being started or when it is running. Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts. AS00.00-Z-0005-01A
7 Conduct Engine test run while checking for proper operation of the engine.    
POSITION SENSOR

Number Designation Engine 260
BA15.10-P-1001-03I Bolt, position sensor for crankshaft to crankcase/oil pan Nm 8
ENGINE SUPPORT (ENGINE SIDE)

Number Designation Engine 260
BA22.10-P-1002-02E Bolt, heat shield to engine carrier/crankcase/oil pan/cylinder head M6 Nm 8