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Home >> Mercedes Benz >> 2017 >> GLC300 Base >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Electrical System - Engine - 253 Chassis >> Testing & Repair >> Remove/Install Starter >> Remove/Install Starter - AR15.30-P-7100MNH

Remove/Install Starter - AR15.30-P-7100MNH

Engine 177 in model 253 

Fig 1: Starter Components Location - Engine 177 in model 253
G12817203Courtesy of MERCEDES-BENZ USA
WARNING Risk of injury.  Skin or eye injuries may result Wear protective gloves, protective clothing and 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
  Notes on self-locking nuts and bolts   AH00.00-N-0001-01A
REMOVINGINSTALLING Remove/install     
1 Deactivate easy entry and exit feature for steering wheel    
2 Turn complete wheels on front axle to straight-ahead position and secure steering wheel with holding device NOTES Do not turn steering wheel with steering coupling removed.
Otherwise the clock spring contact will be destroyed.
 
    SPECIAL TOOL Retainer device Fig 3
3 Disconnect battery ground line   AR54.10-P-0003LW
4 Remove steering coupling from steering shaft and place steering coupling to one side   AR46.10-P-8000LW
5 Remove contact protection of the electric line, terminal 30 (4)    
6 Unclip electric line, terminal 30 (4) from    
7 Unscrew nut (2) TORQUE SPECIFICATION Nut connection for terminal designation 30 *BA15.30-P-1004-01T 
8 Unscrew nut (1) TORQUE SPECIFICATION Nut, connection for terminal designation 50 *BA15.30-P-1003-01T 
9 Disconnect electric line, terminal 30 (4) from starter (M1)    
10 Disconnect electric line, terminal 50 (3) from starter (M1)    
11 Remove sheet metal (7) TORQUE SPECIFICATION M6 X 1 *BA00.10-P-1002-04A 
12 Lift bracket (5) and remove screws (6) TORQUE SPECIFICATION Bolt, starter to crankcase and transmission *BA15.30-P-1001-01T 
13 Remove starter (M1) downward    
14 Check pinion of the starter (M1) for wear and damage If a problem arises

Replace starter (M1).
 
15 Remove front lower engine compartment paneling If the starter drive pinion is damaged.  
      AR61.20-P-1105LW
16 Turn engine at center bolt of crankshaft and check starter ring gear on flywheel for damage If the starter drive pinion is damaged. SPECIAL TOOL Ring wrench
If a problem arises
↓ Replace flywheel.
Fig 2
      AR03.30-P-8002MNG
17 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
18 Perform engine test run and check starter (M1) for proper operation    
METRIC SCREWS/BOLTS AND NUTS AS PER MBN 10 105, 10 143

Number Designation 8.8 10.9
BA00.10-P-1002-04A M6 X 1 Nm 9 13
STARTER

Number Designation Engine 177
BA15.30-P-1001-01T Bolt, starter to crankcase and transmission Nm 40
STARTER

Number Designation Engine 177
BA15.30-P-1003-01T Nut, connection for terminal designation 50 Nm 9
STARTER

Number Designation Engine 177
BA15.30-P-1004-01T Nut, connection for terminal designation 30 Nm 16
Fig 2: Identifying Ring Wrench (177 589 00 03 00)
G11971950Courtesy of MERCEDES-BENZ USA
Fig 3: Identifying Retainer Device (129 589 01 21 00)
G12817205Courtesy of MERCEDES-BENZ USA