sensor MERCEDES-BENZ ML320 1997 Complete Repair Manual

camshaft sprockets. On
vehicles equipped with an
air pump, the combination
valve must be unbolted
before the right locking
plate is inserted.
Installation : Replace
Gasket of combination
valve.
*BA09.20-P-1001-01D
Locating plateFig. 11
Locating plateFig. 12
Timing chain drive -
general GF05.10-P-9611-01C
7Remove chain tensioner AR05.10-P-7800C
8Remove camshaft position
sensor AR15.10-P-2000A
9Crank engine in direction
of rotation until the link
for separating the timing
chain is easily accessible The separation point
for the timing chain is one
link down from the copper
tab (right). See new timing
chain.
10Remove camsha ft bearing
bridge on rightEngine 112, 113.AR05.20-P-7103AU
Engine 113.960 with Code
(479) cylinder shutoff.AR05.20-P-7103AV
11Install holding bush (3)
onto camshaft on right Insert bolts (4) only
until they make contact.
Fig. 40
12Bolt on holding devices
(1, 2) for timing chain at
right and left cylinder
heads Fig. 39
13Separate timing chain Parts which have
dropped into the timing
case recess, must be
removed. Cover over
timing case recess with a
clean cloth.AR05.10-P-7601-01AV
Connect old timing
chain to new timing chain
before pulling out.
Installing
14Draw in new timing chain Pull in the new timing
chain by turning the AR05.10-P-7601-04AV

2004 Mercedes-Benz ML350
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crankshaft in its standard
direction of rotation.
15Remove retaining devices
(1, 2) for timing chain at
right and left cylinder
head Fig. 39
16Rivet new timing chain AR05.10-P-7601-02AV
17Crank engine in direction
of rotation
18Check timing of engine AR05.10-P-6858V
19Take off holding bush (3)
on right camshaft Fig. 40
20Install camshaft bearing
bridge on rightEngines 112, 113.AR05.20-P-7103AU
Engine 113.960 with code
(479) Cylinder shutoff.AR05.20-P-7103AV
21Install camshaft position
sensor AR15.10-P-2000A
22Installing chain tensioner AR05.10-P-7800C
23Install fan shroudModel 463.AR20.40-P-6800V
24Install viscous-drive fan Right-hand thread!AR20.40-P-5660C
25Install cylinder head
coversAir filter locat ed at vehicle
side.AR01.20-P-5014B
Air filter located on
engine side.AR01.20-P-5014BV
26Install spark plugs
Replace spark plugsModel 463.AP15.10-P-1580GA
Model 129.AP15.10-P-1580A
Models 202, 208, 210 with
engine 112.
Models 163.AP15.10-P-1580GH
27Connect ground cableModel 463 except code
(979) Special protection
versionAR54.10-P-0003G
Models 463.241 with code
(979) Special protection
version.AR54.10-P-0003PV
Model 463.248 with code
979AR54.10-P-0003PM
Models 129, 208, 210.AR54.10-P-0003A
Risk of accident caused
by vehicle starting off by
itself when engine is
running. Risk of injury
caused by contusions and Secure vehicle to prevent
it from moving by itself.
Wear closed and snug-
fitting work clothes.
Do not grasp hot or AS00.00-Z-0005-01A

2004 Mercedes-Benz ML350
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Engine 113.982 in model 463.243/246
Engine 112 in Model 170, 202, 203, 208, 209, 210,AR05.10-
P-7800CA
Engine 113 in models 163.174/175, 209
Engine 112 in Model 211.061 /065, 220, 230.467,AR05.10-
P-
7800AM
Engine 113 in models 211.070/076/276,
215.373/374/375,220.070/073/074/075 /083/ 084/170/173/174/175/183/184/875,
230.474/475
4Remove
camshaft
Hall
sensor
Engine 112 in models 211.080/082/261/265 /280/282,
Engine 113 in model 211.083/270/283
Engine 112.945 in model 463.209/232/233 /244/245/250,AR15.10-
P-2000A
Engine 112 in Model 129, 163, 170, 202, 203, 208, 209.361/365/461/465, 210,
211.061 /065, 220, 230.467,
Engine 113 (except 113.990/991) in Model 129, 163, 202, 208,
209.375/376/475/476, 210, 211.070, 215, 220, 230.474/475,
Engine 113.962 in model 463.206/240/241 /247/248/249/254,
Engine 113.982 in model 463.243/246
Engine 113.990 in model 211.076/276,
Engine 113.991 in models 215.374, 220.074 /174AR15.10-
P-
2000RVK
5Remove
right-hand
camshaft
sprocket Lift timing chain from camshaft sprocket.
Open-end wrenchFig. 22
Insertion toolFig. 66
Torque wrenchFig. 23
6Remove
left-hand
camshaft
sprocket Lift timing chain from camshaft sprocket.
Open-end wrenchFig. 22
Insertion toolFig. 66
Torque wrenchFig. 23
Install
7Rotate
left-hand
camshaft
to the
basic
position
and fit
locating
plate to
the Open-end wrenchFig. 22
Groove of camshaft (6) must point to the center of the cylinder head cover
separating surface in direction of inner V.
Locating plateFig. 12
Place locating plate flush onto left cylinder head and insert into the groove
(6) of the camshaft.
At a 40° crank angle afte r ignition TDC of cylinder 1 it is possible to rotate

2004 Mercedes-Benz ML350
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camshaftthe camshaft without th e valves coming into contact with the pistons.
8Rotate
right
camshaft
in basic
position
and insert
locating
plate for
right
camshaft
(2) in the
camshaft Open-end wrenchFig. 22
Groove of camshaft (6) must point to the center of the cylinder head cover
separating surface in direction of inner V.
Locating plateFig. 11
Place locating plate for right camshaft (2) flush onto the right cylinder head
and insert into the groove of the camshaft (6).
At a 40° crank angle afte r ignition TDC of cylinder 1 it is possible to rotate
the camshaft without th e valves coming into contact with the pistons.
9Install
left-hand
camshaft
sprocket Place timing chain onto camshaft sprocket.
Insertion toolFig. 66
Bolt of camshaft sprock et engine 112, 113 except 113.969
*BA05.20-
P-1001-
01B
10Install
right-hand
camshaft
sprocket Place timing chain onto camshaft sprocket.
Insertion toolFig. 66
Bolt of camshaft sprock et engine 112, 113 except 113.969
*BA05.20-
P-1001-
01B
11Install
camshaft
Hall
sensorEngine 112 in models 211.080/082/261/265 /280/282,
Engine 113 in model 211.083/270/283
Engine 112.945 in model 463.209/232/233 /244/245/250,AR15.10-
P-2000A
Engine 112 in Model 129, 163, 170, 202, 203, 208, 209.361/365/461/465, 210,
211.061 /065, 220, 230.467,
Engine 113 (except 113.990/991) in Model 129, 163, 202, 208,
209.375/376/475/476, 210, 211.070, 215, 220, 230.474/475,
Engine 113.962 in model 463.206/240/241 /247/248/249/254,
Engine 113.982 in model 463.243/246
Engine 113.990 in model 211.076/276,AR15.10-
P-
2000RVK
Engine 113.991 in models 215.374, 220.074 /174
*BA15.10-
P-1002-
03A
12Installing
chain Engine 112 in models 211.080/082/261/265 /280/282,
Engine 113 in model 211.083/270/283

2004 Mercedes-Benz ML350
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Camshaft
Position sensor
Fig. 63: Identifying Locating Plate (112 589 00 32 00)
NumberDesignationEngine
112.951/976Engine
113.960 with
code 479
BA05.20-P-
1001-01BBolt,
camshaft
sprocketM1x245Stage 1Nm5050
Stage 2Angle°9090
NumberDesignationEngine
113.987/988/
990/993Engine
113.987/988/1
BA05.20-P-
1001-01BBolt,
camshaft
sprocketM12x45Stage 1Nm5050
Stage 2Angle°9090
NumberDesignationEngines
112.910/911/
912/913/914/
915/916/917/
920/921/922/
923/940/941/
942/943/944/
945/946/947/
949/951/953/
954/955/960/
961/970/972/
973/975/976Engines
113.940/941/
942/943/944/
948/960/961/
962/963/964/
965/966/967/
968/969/971/
980/981/982/
984/986/992/
993/995Engines
113.987/988/990/991
BA15.10-P-
1002-03ACamshaft Hall
sensor to
cylinder headNm888

2004 Mercedes-Benz ML350
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Saturday, October 02, 2010 3:39:38 PMPage 62 © 2006 Mitchell Repair Information Company, LLC.

grooves on the camshafts
must be pointing toward the
inner V.
Engine must not be
rotated backwards.
3Remove chain tensioner
(2)Model 129, 463AR05.10-P-7800C
Model 163 except
163.174 /175
Model 202, 208, 210 with
engine 113
Model 170, 202, 203, 208,
209, 210 with engine 112AR05.10-P-7800CA
Model 163.174/175
Model 209.375 /475
Model 209.376 /476 up to
23.4.04
Model 203 with engine 113AR05.10-P-7800AC
Model 209.376/ 476 as of
24.4.04
Model 211.0 with engine
112, 113
Model 211.276
Model 215 Model
220, 230 with engine 112,
113
Model 211.2 except 211.276
with engine 112, 113
Model 171 with engine 113
4Remove camshaft Hall
sensor (1)Model 129, 163, 170, 202,
203, 208, 209, 210, 215, 220
with engine 112AR15.10-P-2000A
Model 129, 163, 202, 208,
210 with engine 113 except
engine 113.990 /991
Model 209 except 209.475
Model 211 except
211.076 /261 /265 /270 /276
Model 463 with engine
113.962
Model 463 with engine
113.982
Model 211.076/276
Model 215.374,
220.074 /174AR15.10-P-2000RVK
Model 203 with engine 113AR15.10-P-2000AC

2004 Mercedes-Benz ML350
1998-2005 ENGINE Engine timing - 163 Chassis
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Saturday, October 02, 2010 3:39:38 PMPage 65 © 2006 Mitchell Repair Information Company, LLC.

Model 171
Model 209.475
Model 211.261 /265/270
5Detach camshaft
sprocket, take off Tie camshaft sprocket
and timing chain together
with cable tie (5).
Open-end wrenchFig. 22
Insertion toolFig. 66
Torque wrenchFig. 23
6Take off camshaft
bearing bridge (4) Observe slackening
diagram!
Engine 112, 113 except
cylinder shutoff, code 479.AR05.20-P-7103AU
Engine 113.960 with
cylinder shutoff, code 479.AR05.20-P-7103AV
7Remove camshaft
Install
8Install camshaft Pay attention to camshaft
marking when installing
camshaft.
Camshaft code number
and assignmentEngine 112, 113AH05.20-N-0100-01A
Oil the bearing surfaces!
Pay attention to correct
position of cap on front end
of camshaft.
9Install camshaft bearing
bridge (4). Observe tightening
procedure.
Engine 112, 113 except
cylinder shutoff, code 479.AR05.20-P-7103AU
Engine 113.960 with
cylinder shutoff, code 479.AR05.20-P-7103AV
10Rotate camshaft to basic
position AR05.20-P-6020AU
Locating plateFig. 11
Locating plateFig. 12
Open-end wrenchFig. 22
11Install camshaft sprocket Take off cable tie (5)!
*BA05.20-P-1001-01B
Open-end wrenchFig. 22
12Install camshaft Hall
sensor (1)Model 129, 163, 170, 202,
203, 208, 209, 210, 215, 220
with engine 112
Model 129, 163, 202, 208,
210 with engine 113 except AR15.10-P-2000A

2004 Mercedes-Benz ML350
1998-2005 ENGINE Engine timing - 163 Chassis
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Saturday, October 02, 2010 3:39:38 PMPage 66 © 2006 Mitchell Repair Information Company, LLC.

Camshaft
Camshaft
Camshaft
Position sensor
NumberDesignationEngine 112
except
112.951/976Engine
112.951/976
BA05.20-P-
1001-01BBolt, camshaft
sprocketM12x45Stage 1Nm5050
Stage 2Angle°9090
NumberDesignationEngine
113.940/941/
942/943/944/
948/961/962/
963/964/965/
966/967/968/
969/971/980/
981/982/984/
986/992/995
BA05.20-P-
1001-01BBolt, camshaft
sprocketM12x45Stage 1Nm50
Stage 2Angle°90
NumberDesignationEngine
113.960
without code
479Engine
113.960 with
code 479
BA05.20-P-
1001-01BBolt, camshaft
sprocketM12x45Stage 1Nm5050
Stage 2Angle°9090
NumberDesignationEngine
113.987/988/990/993Engine
113.991
BA05.20-P-
1001-01BBolt,
camshaft
sprocketM1x245Stage 1Nm5050
Stage 2Angle°9090
NumberDesignationEngine
112.910/911/
912/913/914/
915/916/917/
920/921/922/
923/940/941/
942/943/944/
945/946/947/
949/951/953/ Engine
113.940/941/
942/943/944/
948/960/961/
962/963/964/
965/966/967/
968/969/971/
980/981/982/
984/986/992/ Engine
113.987/988/990/991

2004 Mercedes-Benz ML350
1998-2005 ENGINE Engine timing - 163 Chassis
me
Saturday, October 02, 2010 3:39:38 PMPage 68 © 2006 Mitchell Repair Information Company, LLC.

Fig. 69: Identifying Open End Wrench (112 589 00 01 00)
Fig. 70: Identifying Locating Plate (112 589 01 32 00)

Fig. 71: Identifying Locating Plate (112 589 00 32 00)
954/955/960/
961/970/972/
973/975/976993/995
BA15.10-P-
1002-03ACamshaft Hall
sensor to
cylinder headNm888

2004 Mercedes-Benz ML350
1998-2005 ENGINE Engine timing - 163 Chassis
me
Saturday, October 02, 2010 3:39:38 PMPage 69 © 2006 Mitchell Repair Information Company, LLC.

position sensor (11)
11Remove camshaft
sprockets (10) Lock right and left
camshaft with locating
plates.
Locating plateFig. 11
Locating plateFig. 12
Open-end wrenchFig. 22
Insertion toolFig. 66
Torque wrench001589722100
*BA05.20-P-1001-01B
After installation: ?
Inspect timing of engine.AR05.10-P-6858V
? If necessary after
checking:
Set basic position of
camshafts.AR05.20-P-6020AU
12Remove camsha ft bearing
bridges (9)Engines 112, 113 except
code (479) Cylinder
shutoff.AR05.20-P-7103AU
Engine 113 with code
(479) cylinder shutoff.AR05.20-P-7103AV
13Position piston of cylinder
to be processed to TDC Crank engine at
crankshaft for this
purpose and hold up
timing chain (so that it
does not jam).
Installation: Before
installing the camshaft
sprockets, again turn
back the crankshaft in the
starting position to 40 °
as per ignition TDC at
the first cylinder.

14Install retaining lock (13)
for crankshaft After setting TDC of
cylinder to be processed,
in order to prevent
crankshaft turning
further.AR03.30-P-5000B
15Connect up cylinder leak
tester (12) Turn connection
hose of cylinder leak
tester into the relevant
spark plug hole.*WH58.30-Z-1015-05A
16Pressurize compression
chamberWith a pressure of about
5 bar.

2004 Mercedes-Benz ML350
1998-2005 ENGINE Engine timing - 163 Chassis
me
Saturday, October 02, 2010 3:39:38 PMPage 80 © 2006 Mitchell Repair Information Company, LLC.