Page 1612 of 4133
Fig. 69: Identifying Rear Window Antennas Location
FM/AM ANTENNA AMPLIFIER, LOCATION - GF82.62-P-4101-01GH
Model 163
Location:
the FM/AM amplifier (A2/18) is located in the tailgate.
Rear window antennas,
locationThe antennas are located
in the rear window
Rear window antennas,
purposeReception of the
following radio signals:
AM, FM (WB only
)
Rear window antennas,
design GF82.62-P-3106-03GH
Rear window antennas,
function GF82.62-P-3106-04GH
2001 Mercedes-Benz ML320
1998-2005 ACCESSORIES & BODY, CAB Electrical System - Body - 163 Chassis
me
Saturday, October 02, 2010 3:30:06 PMPage 117 © 2006 Mitchell Repair Information Company, LLC.
Page 1687 of 4133

INTERIOR LIGHTS TEST OF ELECTRICAL SYSTEM - AD82.20-P-6000GH
MODEL 163
WIPER SYSTEM DIAGNOSIS CONTENTS - AD82.30-P-1002GHZ
MODEL 163
Connection and use of
test equipment AD00.00-P-1000AZ
Interior lighting
diagnosis, previous
knowledge AD82.20-P-2000GH
IAAM voltage supply in
order AD54.21-P-6000GH
IIBattery voltage 11-14 V
IIIFuses in order
Lighting equipment in
order
Testing
1Front dome lamp, testing
electrical system of
interior lighting AD82.20-P-6000-01GH
2Rear lamps, testing
electrical system of
interior lighting AD82.20-P-6000-02GH
3Rear dome lamp, testing
electrical system of
interior lighting AD82.20-P-6000-03GH
4Front doors rotary
tumbler microswitch AD80.20-P-6001-39GH
5Rear doors rotary tumbler
microswitch AD80.20-P-6001-40GH
6Tailgate rotary tumbler
microswitch AD80.20-P-6001-44GH
A2.2 [] 11aWiper system diagnosis,
previous knowledge AD82.30-P-2002GH
A2.2 [] 12aWiper system diagnosis,
function check AD82.30-P-3002GH
A2.2 [] 14aWiper system diagnosis,
troubleshooting AD82.30-P-5002GH
A2.2 [] 21aWiper system, testing
electrical system AD82.30-P-6002GH
2001 Mercedes-Benz ML320
1998-2005 ACCESSORIES & BODY, CAB Electrical System - Body - 163 Chassis
me
Saturday, October 02, 2010 3:30:07 PMPage 192 © 2006 Mitchell Repair Information Company, LLC.
Page 1692 of 4133
Fig. 107: Wiper System Test Of Electrical System Wiper Motor
WIPER SYSTEM TEST OF ELE CTRICAL SYSTEM TAILGATE WIPER RELAY - AD82.30-P-6002-03GH
Fig. 108: Wiper System Test Of Elec trical System Tailgate Wiper Relay
WIPER SYSTEM TEST OF ELECTRICAL SYSTEM WASHER PUMP - AD82.30-P-6002-04GH
2001 Mercedes-Benz ML320
1998-2005 ACCESSORIES & BODY, CAB Electr ical System - Body - 163 Chassis
me
Saturday, October 02, 2010 3:30:07 PMPage 197 © 2006 Mitchell Repair Information Company, LLC.
Page 1693 of 4133
Fig. 109: Wiper System Test Of Electrical System Washer Pump
WIPER SYSTEM TEST OF ELECT RICAL SYSTEM TAILGATE WASHER PUMP - AD82.30-P-6002-05GH
Fig. 110: Wiper System Test Of Elec trical System Tailgate Washer Pump
WIPER SYSTEM TEST OF ELECTRICAL SYSTEM REAR WINDOW WIPER/WASHER SW ITCH - AD82.30-P-6002-06GH
Fig. 111: Wiper System Test Of Electrical System Rear Window Wiper/Washer Switch
WIPER SYSTEM TEST OF ELECTRICAL SYSTEM CAM SW ITCH - AD82.30-P-6002-07GH
Scope of testMeasuring
instrument/
Test
connectionOperation/
RequirementSpecified
valuePossible
cause/Remedy
1.0 Front wiper
terminal 31 Combination
switch (S4) in ON, OFF
when passing Cables
2001 Mercedes-Benz ML320
1998-2005 ACCESSORIES & BODY, CAB Electr ical System - Body - 163 Chassis
me
Saturday, October 02, 2010 3:30:07 PMPage 198 © 2006 Mitchell Repair Information Company, LLC.
Page 1694 of 4133

WIPER SYSTEM TEST OF ELECTRICAL SYSTEM TAILGATE WIPER MOTOR - AD82.30-P-6002-08GH
Fig. 112: Wiper System Test Of Electrical System Tailgate Wiper Motor
WIPER SYSTEM TEST OF ELECTRICAL SYSTEM WIPER POSITIONS COMBINATION SWITCH - AD82.30-P-6002-09GH
b
HHT actual
value"Wipe stage 1"
position.through rest
positionCam-operated switch
on wiper motor
(M6/1)
Scope of testMeasuring instrument/ Test
connectionOperation/
RequirementSpecified
valuePossible
cause/Remedy
1.0 Rest position
Contact 115 19Combination
switch (S4) in
rest position< 1 ohmsS4
1.1 Intermittent
wipe
Contact 215 19Combination
switch (S4) in
"Intermittent
wipe" position< 1 ohmsS4
1.2 Tip wipe
Contact15 18Combination
switch (S4) in
"Tip wipe"
position< 1 ohmsS4
1.3 Wipe stage 1
Contact15 18Combination
switch (S4) in
"Wipe stage 1"
pos.< 1 ohmsS4
1.4 Wipe stage 17
18Combination < 1 ohmsS4
2001 Mercedes-Benz ML320
1998-2005 ACCESSORIES & BODY, CAB Electrical System - Body - 163 Chassis
me
Saturday, October 02, 2010 3:30:07 PMPage 199 © 2006 Mitchell Repair Information Company, LLC.
Page 1745 of 4133

Remove/install
headlamp unitMODEL
163.113/128 /136 /154 /157 /172 /174 /175AR82.10-P-
4730GH
Remove/install
side wall taillampMODEL 163AR82.10-P-
4920GH
Remove/install
fog lampMODEL 163.113/128 /136 /154 /157 /172 /175
with CODE (U49) Styling package
MODEL 163.174AR82.10-P-
5103GH
Remove/install
fog lampMODELS 163.113/154 #A as of 289565,
163.113 /154 #X as of 754620, 163.128 /157 /175AR82.10-P-
5103GI
Removing and
installing license
plate lampsMODEL 163AR82.10-P-
5161GH
Removing and
installing center
high-mounted
stop lampMODEL 163AR82.10-P-
5375GH
Remove/install
telescoping
nozzle for
headlamp
cleaning systemMODELS 163.113/128 /154 /157 /172 /175 with
CODE (600a) Headlamp cleaning system
MODEL 163.174AR82.15-P-
6100GH
Removing and
installing front
dome lampMODEL 163AR82.20-P-
0110GH
Remove/install
rear dome lampMODEL
163.113/128 /136 /154 /157 /172 /174 /175AR82.20-P-
0113GH
Remove/install
front overhead
control panelMODEL
163.113/128 /136 /154 /157 /172 /174 /175AR82.20-P-
1100GH
Removing and
installing wiper
armMODEL
163.113/128 /136 /154 /157 /172 /174 /175AR82.30-P-
6100GH
Remove/install
wiper systemMODEL
163.113/128 /136 /154 /157 /172 /174 /175AR82.30-P-
6400GH
Removing and
installing wiper
motorMODEL 163AR82.30-P-
6800GH
Removing and
installing rear
window wiper
motorMODEL 163AR82.30-P-
6900GH
Removing and
installing tailgate
wiper armMODEL 163AR82.30-P-
6910GH
Remove/install MODELS 163.113/128 /154 /157 /172 /174 /175 AR82.30-P-
2001 Mercedes-Benz ML320
1998-2005 ACCESSORIES & BODY, CAB Electrical System - Body - 163 Chassis
me
Saturday, October 02, 2010 3:30:08 PMPage 250 © 2006 Mitchell Repair Information Company, LLC.
Page 1764 of 4133
Fig. 169: Identifying License Plate Lamp Components
REMOVING AND INSTALLING CENTER HIGH-MOUNTED STOP LAMP - AR82.10-P-5375GH
MODEL 163
Fig. 170: Identifying Center High
-Mounted Stop Lamp Components
Removal, installation
1Unscrew screws (1)
2Pry out license plate lamp
(E19/3, E19/4) with
suitable tool e.g. plastic wedge
3Reinstall in opposite
order Installation: Check
gasket (2) for license
plate lamp for condition
and proper seating.
4Check for proper function
Removal, installation
1Open tailgate
2Remove cover (1) for
center high-mounted stop
lamp(E21) Press cover in on right
and left (arrow A) until
catch hooks (2) are
2001 Mercedes-Benz ML320
1998-2005 ACCESSORIES & BODY, CAB Electrical System - Body - 163 Chassis
me
Saturday, October 02, 2010 3:30:09 PMPage 269 © 2006 Mitchell Repair Information Company, LLC.
Page 1775 of 4133

REMOVING AND INSTALLING REAR WINDOW WIPER MOTOR - AR82.30-P-6900GH
MODEL 163
Fig. 183: Identifying Rear Window Wiper Motor Components
wiper linkage (2) to wiper
motor (M6/1)
5Disconnect connector
(X88/2) Installation: Move
wiper motor to park
positionAR82.30-P-6800-01E
6Remove wiper motor
(M6/1)
7Reinstall in opposite
order
Removal, installation
Injury hazard from
pinching and crushing, in
extreme cases extremities
can even be cut off when
caught in windshield
wiper mechanism.Always remove ignition
key before working on
windshield wiper
mechanism.AS82.30-Z-0001-01A
1Move wiper motor to
park position AR82.30-P-6800-01E
2Remove line on tailgate AR72.20-P-3520GH
3Remove wiper arm on
tailgate AR82.30-P-6910GH
4Remove center high-
mounted stop lamp AR82.10-P-5375GH
5Disconnect connector (3)
6Disconnect washing
water line from connector
(1)
2001 Mercedes-Benz ML320
1998-2005 ACCESSORIES & BODY, CAB Electrical System - Body - 163 Chassis
me
Saturday, October 02, 2010 3:30:09 PMPage 280 © 2006 Mitchell Repair Information Company, LLC.