Page 1713 of 4133

remedy
1 GPS receptionVehicle outdoors under free
sky
Ignition: ON
Radio and navigation unit
(A2/56): ON
Press "I" button (info).
Wait a few minutes if
necessary.The current location is
indicated in terms of
latitude and longitude,
e.g.:
LONGIT. 9:01.37E
LATIT. 48:42.17N In
addition, the number of
satellites received is
indicated.
It is necessary to
receive at least 3 satellite
signals for two-
dimensional GPS location
finding.
Local or atmospheric
influences can cause
interruptions in the
reception of the GPS
signals.AD82.61-P-5001A
2 NavigationIgnition: ON
Radio and navigation unit
(A2/56): ON
If necessary: insert navigation
CD ROM into radio and
navigation unit (A2/56) .
Press "NAV" button.
Check GPS reception (see
above) Enter a destination in
the vicinity with the aid of the
"ADDRESS ENTRY" menu
and activate guidance feature
by selecting:
FASTEST ROUTE or
SHORTEST ROUTE or OWN
SETTINGS.
Drive vehicle along test routeRoute calculation may take
up to 30 s.
Recommendations for
guidance or output on the
radio loudspeakers ( voice
output ) and on the A2/56
display with the aid of
route guidance symbols
( pictograms ).
Pay particular attention to
the time the voice
messages are output (the
messages should not be
output too early or too
late). Also observe bar
graph display.
If the vehicle is on a
"non-digitized" road
(company yard, parking
lot, country road) the
display "OFF ROAD"
appears. When driving
outside of the digitized
map boundaries the
display "OFF MAP"
appears.AD82.61-P-5001A
2001 Mercedes-Benz ML320
1998-2005 ACCESSORIES & BODY, CAB Electrical System - Body - 163 Chassis
me
Saturday, October 02, 2010 3:30:08 PMPage 218 © 2006 Mitchell Repair Information Company, LLC.
Page 1743 of 4133

Fig. 152: Voltage Supply, Testing Electrical System, CD Changer
OPERATING FUNCTION, TESTING ELECTRICAL SYSTEM, CD PLAYER WITH CHANGER - AD82.64-P-6000-02A
Model 124, 129, 163, 168, 202, 208, 210
CD PLAYER WITH CHANGER (CDC), TESTING ELECTRICAL SYSTEM - AD82.64-P-6000A
MODEL 124,163,168, 202, 208, 210 with CODE (819) 6-disk CD changer in trunk
MODEL 129 as of 1.6.98 with CODE (819) 6-disk CD changer in trunk
Scope of
testMeasuring
instrument/
Test
connectionOperation/RequirementSpecified
valuePossible
cause/Remedy
1.0 CD player
with
changer
(A2/6)
Operating
function
Model 124,
129, 163,
168, 202,
208, 210 Remove CD changer.
Disconnect and reconnect
coupling.
Ignition and radio: ON Operation is
possible
againCables
CD player with
changer (A2/6)
CD changer (CDC) diagnosis,
advanced information AD82.64-P-2000A
Switch off radio for
disconnecting and
connecting connectors
on the radio and CD
changer.
2001 Mercedes-Benz ML320
1998-2005 ACCESSORIES & BODY, CAB Electrical System - Body - 163 Chassis
me
Saturday, October 02, 2010 3:30:08 PMPage 248 © 2006 Mitchell Repair Information Company, LLC.
Page 1771 of 4133
Fig. 177: Identifying Wiper Arm Components
Windshield wipers
REMOVE/INSTALL WIPER SYSTEM - AR82.30-P-6400GH
MODEL 163.113 /128 /136 /154 /157 /172 /174 /175
Remove/install
Injury hazard by
trapping or crushing, in
extreme cases with loss of
limbs when reaching into
windshield wiper
mechanismAlways remove ignition
key when working on
windshield wiper
mechanism.AS82.30-Z-0001-01A
1Ensure that wiper motor is
in park position
2Open protective cap (1)
3Unscrew nut (2) *BA82.30-P-1002-01C
4Takeoff wiper arm Hold wiper arm on
mounting section to
avoid hitting against
windshield.
5Install in the reverse order
NumberDesignationModel Series 163
BA82.30-P-1002-01CNut for wiper arm on
windshieldNm18
2001 Mercedes-Benz ML320
1998-2005 ACCESSORIES & BODY, CAB Electrical System - Body - 163 Chassis
me
Saturday, October 02, 2010 3:30:09 PMPage 276 © 2006 Mitchell Repair Information Company, LLC.
Page 1772 of 4133
Fig. 178: Identifying Wiper System Components
MOVE WIPER MOTOR TO PARKING POSITION - AR82.30-P-6800-01E
Remove/install
Injury hazard by
trapping or crushing, in
extreme cases with loss of
limbs when reaching into
windshield wiper
mechanismAlways remove ignition
key when working on
windshield wiper
mechanism.AS82.30-Z-0001-01A
1Ensure that wiper motor is
in park position
2Remove cover on air
intake AR83.25-P-1405GH
3Unscrew nuts(1) on wiper
arm
4Lift wiper system (2)
5Disconnect connector (3)
from the wiper motor
(M6/1)
6Remove wiper system (2)
7Install in the reverse order
2001 Mercedes-Benz ML320
1998-2005 ACCESSORIES & BODY, CAB Electrical System - Body - 163 Chassis
me
Saturday, October 02, 2010 3:30:09 PMPage 277 © 2006 Mitchell Repair Information Company, LLC.
Page 1773 of 4133
Illustrated on model 163
Fig. 179: Identifying Wiper Moto r Connector And Wiper Motor
Fig. 180: Identifying Wiper Motor Connector
Fig. 181: Identifying Wiper Motor
1. Connect wiper motor (M6/1) to wiper motor connector (1).
2. Hold wiper motor (M6/1) using the left hand.
3. Switch on ignition.
4. Set combination switch to "stage 1".
5. Turn combination switch back to "level 0".
2001 Mercedes-Benz ML320
1998-2005 ACCESSORIES & BODY, CAB Electr ical System - Body - 163 Chassis
me
Saturday, October 02, 2010 3:30:09 PMPage 278 © 2006 Mitchell Repair Information Company, LLC.
Page 1774 of 4133
6. If the wiper motor (M6/1) is in the park position, switch off the ignition.
7. Detach wiper motor connector (1) from wiper motor (M6/1).
REMOVING AND INSTALLING WIPER MOTOR - AR82.30-P-6800GH
MODEL 163
Fig. 182: Identifying Wiper Motor Components
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
1Remove cover on air
intake AR83.25-P-1405GH
2Remove wiper system AR82.30-P-6400GH
3Unscrew nut on wiper
motor shaft (1) Installation: Align
lever on wiper motor
shaft vertically
downward.
4Unscrew screws (3) on
2001 Mercedes-Benz ML320
1998-2005 ACCESSORIES & BODY, CAB Electrical System - Body - 163 Chassis
me
Saturday, October 02, 2010 3:30:09 PMPage 279 © 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.
Page 1776 of 4133

REMOVING AND INSTALLING TAILGATE WIPER ARM - AR82.30-P-6910GH
MODEL 163
Fig. 184: Identifying Tailgate Wiper Arm Components
7Unscrew screw for wiper
system on tailgate (2)
8Remove rear window
wiper motor (M6/4) When installing:
Replace rear window
grommet if necessary,
observe installation
position
9Reinstall 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
1Open cover (1) Wiper motor must be
in park position, if
necessary ?
move wiper motor to park
positionAR82.30-P-6800-01E
2Unscrew nut on wiper
arm (2) Caution, do not
damage washer nozzle
*BA82.30-P-1001-01C
3Remove wiper arm (3) Pivot wiper arm back
and remove, if
necessary ?
2001 Mercedes-Benz ML320
1998-2005 ACCESSORIES & BODY, CAB Electrical System - Body - 163 Chassis
me
Saturday, October 02, 2010 3:30:09 PMPage 281 © 2006 Mitchell Repair Information Company, LLC.