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Home >> Mercedes Benz >> 2021 >> GLA250 Base >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine - Mixture Formation -- 247 Chassis (1 Of 2) >> Testing & Repair >> Remove/Install Camshaft Position Sensor >> Remove/Install Intake Camshaft Position Sensor - AR07.04-P-0056MFG

Remove/Install Intake Camshaft Position Sensor - AR07.04-P-0056MFG

Engine 139 in model 118, 177, 247 

Fig 1: Intake Camshaft Position Sensor Components Location - Engine 139 In Model 247
G16053091Courtesy 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
Topical note  Notes on avoiding damage through contamination and foreign objects   AH00.00-P-5000-01A
Topical note  Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
REMOVINGINSTALLING Remove/install     
1 Remove upper engine cover.    
REFER TO MAINTENANCE   INSTALLATION IMPORTANT Only install the top engine cover after having completed the function check. AP01.10-P-2405-01K
2 Release and disconnect electrical connector (1) at intake camshaft Hall sensor (B6/15)    
3 Remove screw/bolt (2). TORQUE SPECIFICATION Screw/bolt, camshaft position sensor to cylinder head cover *BA15.10-P-1002-03I 
4 Remove intake camshaft Hall sensor (B6/15) and seal exposed opening with suitable stop plug. SPECIAL TOOL Record plug Fig 2
5 Check sealing ring for damage. If this is damaged,

replace intake camshaft Hall sensor (B6/15).
 
6 Clean contact surfaces at engine and/or intake camshaft Hall sensor (B6/15). NOTES
Do not use any sharp-edged tools or abrasive paper.
Contact surfaces will otherwise be damaged.
 
    Cleaner *BR00.45-Z-1025-04A 
7 Install in the reverse order.    
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
8 Carry out engine test run and check engine for proper leak tightness and leak tightness.    
9 Install upper engine cover.    
REFER TO MAINTENANCE     AP01.10-P-2405-01K
INSPECT Check     
10 Read out and delete fault memory using vehicle diagnosis system.    
DIAGNOSTIC SYSTEMS     AD00.00-P-2000-06MFA
POSITION SENSOR

Number Designation Engine 139
BA15.10-P-1002-03I Screw/bolt, camshaft position sensor to cylinder head cover Nm 8
Fig 2: Identifying Record Plug (129 589 00 91 00)
G09975019Courtesy of MERCEDES-BENZ USA
REPAIR MATERIALS

Number Designation Order number
BR00.45-Z-1025-04A Cleaner A 005 989 19 71