Mercedes-Benz ML320. Service manual — part 269

additionally with one
individual loudspeaker.



In the event of reception
faults, carry out test
additionally with a
separate antenna.



Switch off radio for
disconnecting and
connecting connections
and connectors on the
radio and loudspeaker
system.



Battery voltage 1114 V



Fuses in order

Testing

1

Voltage supply, testing
electrical system, radio (RD)

Voltage supply for
radio, terminal 30

AD82.60-P-6000-01A

2

Voltage supply, testing
electrical system, radio (RD)

Voltage supply for CD
changer in models 129,
140, 168, 202, 208, 210
up to 05/98 and models
124, 163

AD82.60-P-6000-01B

3

Voltage supply, testing
electrical system, radio (RD)

Voltage supply for CD
changer in models 129,
140, 168, 202, 208, 210
as of 06/98

AD82.60-P-6000-01C

4

Left front loudspeaker output,
testing electrical system, radio
(RD)

AD82.60-P-6000-02A

5

Right front loudspeaker output,
testing electrical system, radio
(RD)

AD82.60-P-6000-03A

6

Left rear loudspeaker output,
testing electrical system, radio
(RD)

AD82.60-P-6000-04A

7

Right rear loudspeaker output,
testing electrical system, radio
(RD)

AD82.60-P-6000-05A

8

Radio interference, testing
electrical system, radio (RD)

AD82.60-P-6000-06A

9

Radio reception, testing
electrical system, radio (RD)

AD82.60-P-6000-07A

10

Actuation for automatic
antenna, testing electrical

except

AD82.60-P-6000-08A

2001 Mercedes-Benz ML320

1998-2005 ACCESSORIES & BODY, CAB Electrical System - Body - 163 Chassis

me

CONTENTS - AUDIO 30 APS DIAGNOSIS - AD82.61-P-1001AZ

MODEL 163,168,170, 208, 210 with CODE (353) Audio 30 APS

AUDIO 30 APS DIAGNOSIS TOOLS - AD82.61-P-2001-01A

Fig. 123: Identifying Electrical Connection Set (201 589 00 99 00)

system, radio (RD)

11

Actuation for automatic
antenna, testing electrical
system, radio (RD)

only

AD82.60-P-6000-08B

12

Speed-sensistive loudness
control, testing electrical
system, radio (RD)

except model 163

AD82.60-P-6000-09A

13

Radio illumination, testing
electrical system, radio (RD)

AD82.60-P-6000-10A

14

Radio mute circuit, testing
electrical system, radio (RD)

AD82.60-P-6000-11A

I 9.4 [] 11

Audio 30 APS diagnosis,
basic knowledge

AD82.61-P-2001A

I 9.4 [] 12

Audio 30 APS diagnosis,
function check

AD82.61-P-3001A

I 9.4 [] 13

Audio 30 APS diagnosis,
DTC memory

AD82.61-P-4002A

I 9.4 [] 14

Audio 30 APS diagnosis,
troubleshooting

AD82.61-P-5001A

I 9.4 [] 21

Audio 30 APS, testing
electric system

AD82.61-P-6001A

2001 Mercedes-Benz ML320

1998-2005 ACCESSORIES & BODY, CAB Electrical System - Body - 163 Chassis

me

Fig. 124: Identifying Adapter Cable (140 589 22 63 00)

Commercially available tools

RADIO AND NAVIGATION UNIT CONNECTOR ASSIGNMENTS - AD82.61-P-2001-02A

Connectors on radio and navigation unit (A2/56)

Number

Designation

WH58.30-Z-1001-09A

Multimeter

Designation

MB radio removal tool
(000 833 03 61)

2001 Mercedes-Benz ML320

1998-2005 ACCESSORIES & BODY, CAB Electrical System - Body - 163 Chassis

me

Fig. 125: Identifying Radio And Navigation Unit Connector Assignments

VERSION CODING FOR RADIO AND NAVIGATION UNIT - AD82.61-P-2001-03A

The table below shows the possible navigation system adaptations to the vehicle. The settings can be changed
with the aid of the handheld tester ("HHT").

Navigation parameters

Possible settings

ABS pulse count (pulse count
from wheel speed sensor per
wheel rotation)

Factory setting:

48 (passenger cars)

Tire size

e.g.:

195/50/15

Tire condition

Guideline values:

Coding is required only when

tires are changed. Tire wear
occurring while driving is
recognized automatically by the
navigation system.

New:

Tread depth greater than 5 mm

2001 Mercedes-Benz ML320

1998-2005 ACCESSORIES & BODY, CAB Electrical System - Body - 163 Chassis

me