Remove/install starter

AR15.30-P-7100FF

Remove/install starter

15.2.12

 

Remove/install

 Danger!

Risk of explosion caused by escaping oxyhydrogen gas. Risk of injury caused by caustic burns to eyes, skin and mucous membranes from battery electrolyte (contains diluted sulfuric acid) or metal spatter due to short circuit. Risk of burn injuries caused by short circuit. Risk of poisoning caused by swallowing battery electrolyte (contains diluted sulfuric acid) or absorption of lead over the skin or orifices

No fire, sparks, open flames or smoking.

Wear acid-resistant gloves and clothing and safety glasses with side guards.

Do not place any conductive objects on the battery and avoid any short circuit from battery positive to ground.

Only fill liquid battery electrolyte (diluted sulfuric acid) into suitable and appropriately marked containers.

AS54.10-Z-0001-01A

1

Disconnect battery ground line

 Do not connect a quiescent current retention device.

 Insulate cable lug of ground cable to provide protection from unintentional contact between disconnected ground cable and ground point W10

AR54.10-P-0003A



Notes on battery

All models

AH54.10-P-0001-01A

2

Remove bottom center engine compartment paneling

AR61.20-P-1105AB

3

Remove air filter

4

Remove washer fluid reservoir for windshield and headlamp

5

Loosen upper fan shroud

6

Unscrew left and right bolt on engine support from engine mount



*BA22.10-P-1004-01L

7

Lift engine approx. 20 mm with engine supporting bracket



*140589016100

8

Remove shield for propeller shaft

 Only for 4Matic.

9

Remove right catalytic converter

 Only for 4Matic.

AR49.10-P-5531A

10

Disconnect electric cables (1/2)

 Remove protective cap.

 Nut for connection circuit 30

*BA15.30-P-1001-01A

 Nut for connection circuit 50

*BA15.30-P-1002-01A

11

Press electrical line (3) out of bracket (4) (if present)

12

Remove bolts (5)

 Starter bolt

*BA15.30-P-1003-01A

13

Remove starter (M1) from below

14

Install in the reverse order

15

Carry out function check

16

Render electrical system operational

 Carry out basic programming.

AR00.19-P-0200D

Number

Designation

Engine
112 except 112.951, 113.94/
96/98

BA15.30-P-1001-01A

Nut, connection for circuit 30

Nm

14

BA15.30-P-1002-01A

Nut, connection for circuit 50

Nm

6

BA15.30-P-1003-01A

Bolt connecting starter to crankcase

Nm

42

Number

Designation

Engine
112.921/941,
113.940
in model 210.081/
082/083/281/
282/283

Engine
112.911/914/921/941,
113.940/980
in model 210.061/062/
063/065/070/074/261/
262/263/265/270/274

BA22.10-P-1004-01L

Bolt connecting front engine mount to engine support

Nm

55

55