Remove/install front engine mount

AR22.10-P-4330MLJ

Remove/install front engine mount

18.01.2016

Engine

157, 278 in model 166, 292

Modification notes

14.01.2016

Remove right air duct of the engine bearing cooling, added.

Operation step 12

14.01.2016

Remove right engine mount to the front, added.

Operation step 13

Shown on model 166

2

Screw/bolts

5

Engine mount

8

Engine support

3

Front axle carrier

6

Heat shields

4

Screw/bolts

7

Retaining clips

5

Engine mount

9

Screw/bolt

10

Air duct

 Danger !

Risk of death caused by vehicle slipping or toppling off of the lifting platform.

Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer.

AS00.00-Z-0010-01A



Notes on bolted connections with self tapping screws

AH00.00-P-0007-01SF

 

Remove/install

1

Remove upper engine cover

2

Remove engine air intake duct upstream of air filter housing

3

Mount engine hoist and raise engine slightly

Engine 157, 278 in model 166
Engine 157, 278 in model 292

AR33.10-P-0105EW

 Only raise engine sufficiently that the engine mount (5) is not under tension.

4

Remove lower engine compartment paneling

AR61.30-P-1001GQ

5

Remove left and right catalytic converter

AR49.10-P-5500MLJ

 Oxygen sensors remain in CATs.

6

Remove integral carrier heat shield

7

Remove heat shields (6) from engine mounts (5)

8

Remove screw/bolts (2) for engine mount (5) on engine support (8)

 Bolt, front engine mount to engine support

*BA22.10-P-1002-03G

9

Remove screw/bolts (4) for engine mount (5) on front axle carrier (3)

 Bolt, front engine mount to front axle carrier

*BA22.10-P-1001-03G

10

Raise engine further


Ensure that the engine does not make contact with the firewall.
The cable or lines or components will be damaged otherwise.

11

Pull the left engine mount (5) to the rear and out

 Installation: The engine mount (5) must sit in the cutout of the engine support (8).

 Always replace engine mount (5) in pairs. Pay attention to environmental protection regulations for disposal of engine mounts (5). Dispose of engine mounts (5) into mixed scrap.

12

Remove screw/bolt (9) and right air duct (10) of the engine bearing cooling

If installed.

13

Remove right engine mount (5) to the front

 Installation: The engine mount (5) must sit in the cutout of the engine support (8).

 Always replace engine mount (5) in pairs. Pay attention to environmental protection regulations for disposal of engine mounts (5). Dispose of engine mounts (5) into mixed scrap.

14

Install in the reverse order

 Engine mount, engine support (engine side)

Number

Designation

Model 166 with engine 157

Model 166 with engine 278

BA22.10-P-1001-03G

Bolt, front engine mount to front axle carrier

Nm

53

53

 Engine mount, engine support (engine side)

Number

Designation

Model 292 with engine 157

Model 292 with engine 278

BA22.10-P-1001-03G

Bolt, front engine mount to front axle carrier

Nm

53

53

 Engine mount, engine support (engine side)

Number

Designation

Model 166 with engine 157

Model 166 with engine 278

BA22.10-P-1002-03G

Bolt, front engine mount to engine support

Stage 1

Nm

85

85

Stage 2

°

90

90

 Engine mount, engine support (engine side)

Number

Designation

Model 292 with engine 157

Model 292 with engine 278

BA22.10-P-1002-03G

Bolt, front engine mount to engine support

Stage 1

Nm

85

85

Stage 2

°

90

90