Mercedes-Benz ML320. Service manual - part 409

 

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Mercedes-Benz ML320. Service manual - part 409

 

 

 The colored markings (8) on the timing chain and at the camshaft sprocket must be aligned. 

Fig. 31: Identifying Colored Markings On The Timing Chain And At The Camshaft Sprocket 

DRAWING IN TIMING CHAIN - AR05.10-P-7601-04AV 

Fig. 32: Identifying Assembly Links (602 589 02 40 00) 

Fig. 33: Identifying Case (602 589 00 98 00) 

1. Connect the new timing chain (1) and the old timing chain (2) with the 

 assembly link (3) (arrow). 

 Do not use an assembly plate and an assembly retainer. While drawing in the new timing chain (1), the 

assembly retainer can get jammed and jump off at the slide rails. 

2. Slowly rotate crankshaft in direction of rotation of engine until the ends of the new timing chain (1) can 

be connected. 

 

2004 Mercedes-Benz ML350 

1998-2005 ENGINE Engine timing - 163 Chassis

  

me 

 

 Always keep new timing chain (1) meshed with the camshaft sprocket. Pull out the free end of the 

timing chain (4) steadily corresponding with the drawing in of the new timing chain (1). 

3. Remove the assembly link (3) and place the old timing chain (2) to the side. 

Fig. 34: Locating Assembly Link & Timing Chain 

4. Cover the timing case recess with a clean cloth. 

 Parts which have dropped into the timing case recess, must be removed. 

5. Connect both ends of the new timing chain (1) with the new riveted link (5).  

 While inserting the new riveted link (5) ensure that the center plate (6) is also installed. 

Fig. 35: Identifying Chain Riveted Link And Center Plate 

REPLACING TIMING CHAIN - AR05.10-P-7601AA 

 

2004 Mercedes-Benz ML350 

1998-2005 ENGINE Engine timing - 163 Chassis

  

me 

 

ENGINE 112,113 / (except, 113.995) Only for vehicles with Elektrolufter

Fig. 36: Identifying Timing Chain Components 

 

Removing

 

 

 

Risk of explosion caused 
by oxyhydrogen gas. Risk 
of poisoning and caustic 
burns
 caused by 
swallowing battery acid. 
Risk of injury caused by 
burns to skin and eyes 
from battery acid or when 
handling damaged lead-
acid batteries

No fire, sparks, open flames 
or smoking. Wear acid-
resistant gloves, clothing 
and safety glasses. Only 
pour battery acid into 
suitable and appropriately 
marked containers.

AS54.10-Z-0001-01A 

1

Disconnect battery 
ground cable

Do not connect quiescent 

current retention device 
otherwise this may cause 
damage to the control unit.

 

Model 203

AR54.10-P-0003P

Models 129, 163, 170, 202, 
208, 210

AR54.10-P-0003A 

Model 209

AR54.10-P-0003Q

 

2004 Mercedes-Benz ML350 

1998-2005 ENGINE Engine timing - 163 Chassis

  

me 

 

Models 211.061/065/070

AR54.10-P-0003T

Model 215, 220

AR54.10-P-0003I

Model 230.474 /475

AR54.10-P-0003R

All models 463 except 
463.241/248 with code 979.

AR54.10-P-0003G

Model 463.241 with code 
979

AR54.10-P-0003PV

Model 463.248 with code 
979

AR54.10-P-0003PM

 

Notes on battery

All models

AH54.10-P-0001-01A 

2

Remove spark plugs

To ensure that the engine 

can be easily cranked when 
drawing in the timing chain, 
and to avoid the timing 
chain jumping across. 
Remove only once spark 
plug of each cylinder.

 

 

Replace spark plugs

Model 163

AP15.10-P-1580GH 

Models 220, 230.474/475

AP15.10-P-1580AB

Models 210, 208, 202

AP15.10-P-1580A

Models 203, 170, 209, 211 
with engine 112

 

Models 209, 211 with 
engine 113

 

3

Remove cylinder head 
covers

Air filter mounted on 
vehicle

AR01.20-P-5014B 

Air filter mounted on 
engine

AR01.20-P-5014BV 

4.1

Remove fan shroud

 Not models 

211.061/065/070, 230.475 
Models 220, 230.474

AR20.40-P-6800AB

4.2

Remove electric fan

Model 170

AR20.40-P-5000SV

Models 203, 209

AR20.40-P-5000PV

Model 163.174

AR20.40-P-5000GH 

5

Position engine to 40° 
after TDC of first 
cylinder.

 Engine must not be 

cranked backwards. The 
notches of the camshafts 
must be pointing in the 
direction of the inner V.

 

It must be possible to easily 
insert the two locking 
plates.

 

If this is not possible: ?

 

Set the basic position of 

AR05.20-P-6020AU

 

2004 Mercedes-Benz ML350 

1998-2005 ENGINE Engine timing - 163 Chassis

  

me 

 

 

 

 

 

 

 

 

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