engine MERCEDES-BENZ ML320 1997 Complete Repair Manual

version FB6 with code ZS6, -
special protection version FB7
with code ZS7, additional battery
100 Ah incl. cutoff relay code E26.
Model 463.248 with: special
protection version, code 979, -
special protection version FB6,
code ZS6, -special protection
version FB7, code ZS7, -additional
battery 100 Ah including cutoff
relay, code E26.AR54.10-P-0003PM
3.1Unclip cover on front
side of engineModel 211, 215, 220, 230.475/476
4.1Remove engine cover
with integrated air filterExcept model 170.466,
203.065/076/265/276, 209.376/476
from 24.4.04, 211.076/276,
215.374, 220.074/174, 230.474,
463.270/271
The air filter is integrated in the
engine cover. Remove the engine
cover or the air filter housing by
pulling it from the cylinder head
covers vertically in the upward
direction.
4.2Remove air filter housingModel 170.466, 203.065/265,
211.076/276, 215.374,
220.074/174, 230.474AR09.10-P-1150SVK
Model 203.076 /276, 209.376 /476
from 24.4.04, 171.473AR09.10-P-1150AC
Model 463.270/271AR09.10-P-1150GX
5Unscrew screw (5/3) *BA15.10-P-1001-
04A
6Detach spark plug
connector (5/1) from the
spark plugs Pry off spark plug connector
(5/1) using open-end wrench,
double over the cylinder head
cover of the spark plugs.
Installation: Observe the
identification of the connector
(arrow) on the cylinder head cover
and the ignition coil of cylinders 1
to 6 or 1 to 8 for the corresponding
spark plug connector (5/1).
Double open-ended wrenchFig. 24
7Separate electrical
connector of ignition coil
of cylinder 1 to 6 (T1/1 Installation: Install new cable
ties.

2001 Mercedes-Benz ML320
1998-2005 ENGINE Electrical System - Engine - 163 Chassis
me
Saturday, October 02, 2010 3:18:54 PMPage 39 © 2006 Mitchell Repair Information Company, LLC.

Ignition coil
Fig. 24: Identifying Double Open
-End Wrench (110 589 01 01 00)
REMOVE/INSTALL CRANKSHAFT POSITION SENSOR - AR15.12-P-2133A
ENGINE 112.910 in MODEL 202.026 /086
ENGINE 112.920 in MODEL 202.029 /089
ENGINE 112.921 in MODEL 210.063 /081 /263 /281
ENGINE 112.922 in MODEL 220.063
ENGINE 112.923 in MODEL 129.059
ENGINE 112.940 in MODEL 208.365 /465
to T1/6) or 1 to 8 (T1/1
to T1/8)
8Remove ignition coil of
cylinder 1 to 6 (T1/1 to
T1/6)or 1 to 8(T1/1 to
T1/8)
9Install in the reverse
order
10.1Activate Service mode in
Tele-Aid emergency call
system Only on model 463.270 with
code: Tele-Aid car phone
emergency call system ET2.AR82.95-P-0005-
03GR
Notes on TELE AID
emergency call systemModel
463.243/244/245/247/248/250/
254/270/309/322/323/332/333
TELE AID car telephone
emergency call system ET2AH82.95-P-0001-
01GA
NumberDesignationEngines 112,113
BA15.10-P-1001-04ABolt for ignition coil on
cylinder head coverNm8

2001 Mercedes-Benz ML320
1998-2005 ENGINE Electrical System - Engine - 163 Chassis
me
Saturday, October 02, 2010 3:18:54 PMPage 40 © 2006 Mitchell Repair Information Company, LLC.

ENGINE 112.941 in MODEL 210.065/082/265/282
ENGINE 112.942 in MODEL 163.154
ENGINE 112.943 in MODEL 129.064
ENGINE 112.944 in MODEL 220.065/165
ENGINE 113.940 in MODEL 210.070 /270
ENGINE 113.941 in MODEL 220.070/170
ENGINE 113.960 in MODEL 215.375,220.075/175
ENGINE 113.961 in MODEL 129.068
ENGINE 112.945 in MODEL 463.209 /232 /233 /244 /245 /250
ENGINE 113.944 in MODEL 202.033 /093
ENGINE 113.980 in MODEL 210.074/274
ENGINE 113.943 in MODEL 208.370 /470
ENGINE 113.984 in MODEL 208.374
ENGINE 113.981 in MODEL 163.174
ENGINE 112.912 in MODEL 203.061/261,209.361 /461
ENGINE 112.946 in MODEL 203.064 /264
ENGINE 112.947 in MODEL 170.465
ENGINE 112.960 in MODEL 170.466
ENGINE 113.942 in MODEL 163.172
ENGINE 112.961 in MODEL 203.065 /265
ENGINE 113.965 in MODEL 163.175
ENGINE 113.963 in MODEL 230.475
ENGINE 112.913 in MODEL 211.061 /261

2001 Mercedes-Benz ML320
1998-2005 ENGINE Electrical System - Engine - 163 Chassis
me
Saturday, October 02, 2010 3:18:54 PMPage 41 © 2006 Mitchell Repair Information Company, LLC.

ENGINE 112.949 in MODEL 211.065/265
ENGINE 113.967 in MODEL 211.070/270
ENGINE 113.962 in MODEL 463.206 /240 /241 /247 /248 /249 /254
ENGINE 113.982 in MODEL 463.243 /246
ENGINE 112.955 in MODEL 209.365 /465
ENGINE 112.916 in MODEL 203.081 /281
ENGINE 112.953 in MODEL 203.084 /284
ENGINE 112.973 in MODEL 230.467
ENGINE 112.972 in MODEL 220.067/167
ENGINE 112.970 in MODEL 163.157
ENGINE 112.975 in MODEL 220.087/187
ENGINE 113.948 in MODEL 220.083/183
ENGINE 113.966 in MODEL 220.084/184
ENGINE 112.917 in MODEL 211.080/280
ENGINE 112.954 in MODEL 211.082/282
ENGINE 113.969 in MODEL 211.083/283

2001 Mercedes-Benz ML320
1998-2005 ENGINE Electrical System - Engine - 163 Chassis
me
Saturday, October 02, 2010 3:18:54 PMPage 42 © 2006 Mitchell Repair Information Company, LLC.

Fig. 25: Identifying Crankshaft Position Sensor - Shown On Engine 113 In Model 220
Remove/install
1.1Remove engine cover with
integrated air filterAll except Engine 112.960
in Model 170.466, Engine
112.961 in Model
203.065 /265
Remove air filter
housing by lifting
vertically up and off the
cylinder head covers.
Installation: Slightly
moisten rubber retainers on
cylinder head covers and
sealing ring of hot film
mass air flow sensor in the
air filter housing with
lubricating paste
Lubricating paste*BR00.45-Z-1002-06A
1.2Remove air filter housingEngine 112.960 in model
170.466AR09.10-P-1150SVK
Engine 112.961 in model
203.065/ 265
2Remove crankshaft position
sensor (L5) *BA15.10-P-1001-03A
3Install in the reverse order
4Re-initialize crankshaft
position sensor (L5) using
STAR DIAGNOSIS If crankshaft position
sensor (L5)was replaced, a
re-initialization must be

2001 Mercedes-Benz ML320
1998-2005 ENGINE Electrical System - Engine - 163 Chassis
me
Saturday, October 02, 2010 3:18:54 PMPage 43 © 2006 Mitchell Repair Information Company, LLC.

Position sensor
Repair materials
REMOVE/INSTALL KNOCK SENSORS - AR15.12-P-2184A
ENGINE 112.910 in MODEL 202.026 /086
ENGINE 112.920 in MODEL 202.029 /089
ENGINE 112.921 in MODEL 210.063 /081 /263 /281
ENGINE 112.922 in MODEL 220.063 /163
ENGINE 112.923 in MODEL 129.059
ENGINE 112.940 in MODEL 208.365 /465
ENGINE 112.941 in MODEL 210.065/082/265/282
ENGINE 112.942 in MODEL 163.154
ENGINE 112.943 in MODEL 129.064
carried out with STAR-
DIAGNOSIS in the menu
item control unit
adaptations.
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/
954/955/960/
961/970/972/
973/975/976Engine
113.940/941/
942/943/944/
948/960/961/
962/963/964/
965/966/967/
968/969/971/
980/981/982/
984/986/992/
993/995
BA15.10-P-1001-
03ACrankshaft position
sensor to engine
blockNm88
NumberDesignationOrder number
BR00.45-Z-1002-06Alubricating pasteA 000 989 01 60

2001 Mercedes-Benz ML320
1998-2005 ENGINE Electrical System - Engine - 163 Chassis
me
Saturday, October 02, 2010 3:18:54 PMPage 44 © 2006 Mitchell Repair Information Company, LLC.

ENGINE 112.944 in MODEL 220.065/165
ENGINE 113.940 in MODEL 210.070 /270
ENGINE 113.941 in MODEL 220.070 /170
ENGINE 113.960 in MODEL 215.375, 220.075/175
ENGINE 113.961 in MODEL 129.068
ENGINE 112.945 in MODEL 463.209 /232 /233 /244 /245 /250
ENGINE 113.944 in MODEL 202.033 /093
ENGINE 113.980 in MODEL 210.074/274
ENGINE 113.943 in MODEL 208.370 /470
ENGINE 113.984 in MODEL 208.374
ENGINE 113.981 in MODEL 163.174
ENGINE 112.912 in MODEL 203.061 /261, 209.361 /461
ENGINE 112.946 in MODEL 203.064 /264
ENGINE 112.947 in MODEL 170.465
ENGINE 112.960 in MODEL 170.466
ENGINE 113.942 in MODEL 163.172
ENGINE 112.961 in MODEL 203.065 /265
ENGINE 113.965 in MODEL 163.175
ENGINE 113.963 in MODEL 230.475
ENGINE 113.968 in MODEL 209.375 /475
ENGINE 112.913 in MODEL 211.061 /261
ENGINE 112.949 in MODEL 211.065/265
ENGINE 113.967 in MODEL 211.070 /270

2001 Mercedes-Benz ML320
1998-2005 ENGINE Electrical System - Engine - 163 Chassis
me
Saturday, October 02, 2010 3:18:54 PMPage 45 © 2006 Mitchell Repair Information Company, LLC.

ENGINE 113.987 in MODEL 209.376 /476
ENGINE 112.955 in MODEL 209.365 /465
ENGINE 113.962 in MODEL 463.206 /240 /241 /247 /248 /249 /254
ENGINE 113.982 in MODEL 463.243 /246
ENGINE 112.953 in MODEL 203.084 /284
ENGINE 112.916 in MODEL 203.081 /281
ENGINE 112.973 in MODEL 230.467
ENGINE 112.972 in MODEL 220.067 /167
ENGINE 112.970 in MODEL 163.157
ENGINE 112.975 in MODEL 220.087 /187
ENGINE 113.948 in MODEL 220.083 /183
ENGINE 113.966 in MODEL 220.084/184
ENGINE 112.917 in MODEL 211.080 /280
ENGINE 112.954 in MODEL 211.082 /282
ENGINE 113.969 in MODEL 211.083 /283
ENGINE 113.990 in MODEL 211.076 /276
ENGINE 113.988 in MODEL 203.076 /276
ENGINE 113.993 in MODEL 463.270 /271
ENGINE 113.989 in MODEL 171.473

2001 Mercedes-Benz ML320
1998-2005 ENGINE Electrical System - Engine - 163 Chassis
me
Saturday, October 02, 2010 3:18:54 PMPage 46 © 2006 Mitchell Repair Information Company, LLC.

Fig. 26: Identifying Left Knock Sensor 2 - Shown On Engine 112 In Model 220
Knock sensors
Remove/install
1.1Remove intake manifoldAll except model, 463 with
engine 113.962/982/993
Model 463 with engine
112.945
Model 170.466 with engine
112.960
Model 203.065/265 with
engine 112.961
Model 211.076/276 with
engine 113.990AR09.20-P-1310A
Model 463 with Engine
112.945, 113.962/982AR09.20-P-1310AG
1.2Remove compressorModel 170.466 with engine,
112.960 model 203.065/265
with engine, 112.961 model
211.076/276 with engine
113.990AR09.50-P-4705SVK
Model 463.270/271 with
engine 113.993AR09.50-P-4705GX
2Detach knock sensor 1,
right and knock sensor 2,
left (A16/2) from cylinder
block *BA15.10-P-1001-02A
3Install in the reverse order

2001 Mercedes-Benz ML320
1998-2005 ENGINE Electrical System - Engine - 163 Chassis
me
Saturday, October 02, 2010 3:18:54 PMPage 47 © 2006 Mitchell Repair Information Company, LLC.

SERVICING WIRING HARNESS - AR15.18-P-0500A
MODEL 124, 126, 129, 140, 163, 168, 170, 201, 202, 208, 210, 215, 220
Fig. 27: Identifying Terminal Block And Cable Connection Of Mass Air Flow Sensor And Temperature
Sensor
If a cable break or similar damage exists in the area of the plug connection of the mass air flow sensor (B2)
or temperature sensor (B11), it is possible to repair the wiring harness in order to avoid costly replacement of a
wiring harness.
Modification notes
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/
954/955/960/
961/970/972/
973/975/976Engine
113.940/941/
942/943/944/
945/946/948/
960/961/962/
963/964/965/
966/967/968/
969/971/980/
981/982/984/
986/987/988/
990/991/992/
993/995Engine
113.989
BA15.10-P-
1001-02ABolt securing
knock sensor to
cylinder blockNm202020
27.9.99Supersedes SI 54/76 dated
23.1.96Remove SI 54/76 from
your file.

2001 Mercedes-Benz ML320
1998-2005 ENGINE Electrical System - Engine - 163 Chassis
me
Saturday, October 02, 2010 3:18:54 PMPage 48 © 2006 Mitchell Repair Information Company, LLC.