MERCEDES-BENZ ML430 1997 Complete Repair Manual

Fig. 136: Radio Frequency Connecting Line, An tenna System (AS) Electrical System Test
VOLTAGE SUPPLY, ANTENNA SYSTEM (AS) ELECTRICAL SYSTEM TEST - AD82.62-P-6000-03A
Fig. 137: Voltage Supply, Antenna Syst em (AS) Electrical System Test
FM/AM AMPLIFIER POWER CONSUMPTION, ANTENNA SY STEM (AS) ELECTRICAL SYSTEM TEST - AD82.62-P-6000-
04A

2001 Mercedes-Benz ML320
1998-2005 ACCESSORIES & BODY, CAB Electr ical System - Body - 163 Chassis
me
Saturday, October 02, 2010 3:30:08 PMPage 236 © 2006 Mitchell Repair Information Company, LLC.

Fig. 138: FM/AM Amplifier Power Consumption, Antenna System (AS) Electrical System Test
FM/AM AMPLIFIER GROUND CONNECTION, ANTENNA SYSTEM (AS) ELECTRICAL SYSTEM TEST - AD82.62-P-6000-
05A
ANTENNA SYSTEMS (AS), TESTING ELECTRICAL SYSTEM - AD82.62-P-6000A
MODELS 163, 168, 202.078 /080 /083 /182 /188, 208 (except, 208.4), 202.01 /02/12 as of 1.1.97, 210.0 /2
Test ofGauge/test connectionOperation/
RequirementSpecified
valuePossible
cause/
Remedy
1.0 Ground
connection
FM/AM
amplifier
(A2/18) A2/18Radio (A2): OFF
Do not release
attachment at
FM/AM amplifier
(A2/18). The
attachment point
of the amplifier
simultaneously
serves as the
ground
connection.< 1 ohmsTransition
impedance at
ground
connection
Antenna system (AS)
diagnosis, previous
knowledge AD82.62-P-2000A
Battery voltage
11-14V>

2001 Mercedes-Benz ML320
1998-2005 ACCESSORIES & BODY, CAB Electrical System - Body - 163 Chassis
me
Saturday, October 02, 2010 3:30:08 PMPage 237 © 2006 Mitchell Repair Information Company, LLC.

AMPLIFIER CONTROL MODULE TEST ELECTRICS LSA - AD82.62-P-6001-01C
Model 163 with sound system
Fuses OK
Radio in order
No damage to
the rear
window and/or
to the rear or
side window
Test step Inspecting
1Rear window
suppressor capacitor
antenna system (AS)
electrical system testexcept MODELS 163, 210.2AD82.62-P-6000-
01A
2Radio frequency
connecting line,
antenna system (AS)
electrical system test AD82.62-P-6000-
02A
3Radio frequency
connecting line,
antenna system (AS)
electrical system testMODELS 202.078/080/083/182/188AD82.62-P-6000-02B
4Voltage supply,
antenna system (AS)
electrical system test AD82.62-P-6000-
03A
5FM/AM amplifier
power consumption,
antenna system (AS)
electrical system test AD82.62-P-6000-
04A
6FM/AM amplifier
ground connection,
antenna system (AS)
electrical system test AD82.62-P-6000-
05A

2001 Mercedes-Benz ML320
1998-2005 ACCESSORIES & BODY, CAB Electrical System - Body - 163 Chassis
me
Saturday, October 02, 2010 3:30:08 PMPage 238 © 2006 Mitchell Repair Information Company, LLC.

Fig. 139: Amplifier Control Mo dule Test Electrics LSA
AMPLIFIER CONTROL MODULE TEST ELECTRICS LSA - AD82.62-P-6001-01D
Model 163 with sound system
Fig. 140: Amplifier Control Mo dule Test Electrics LSA

SPEAKER TEST ELECTRICS LSA - AD82.62-P-6001-02M
Models 163/168
Fig. 141: Speaker Test Electrics LSA

SPEAKER TEST ELECTRIC S LSA - AD82.62-P-6001-02O
Models 163, 168, 202, 210

2001 Mercedes-Benz ML320
1998-2005 ACCESSORIES & BODY, CAB Electr ical System - Body - 163 Chassis
me
Saturday, October 02, 2010 3:30:08 PMPage 239 © 2006 Mitchell Repair Information Company, LLC.

Fig. 142: Speaker Test Electrics LSA
SPEAKER TEST ELECTRICS LSA - AD82.62-P-6001-02P
Models 163 /168
Fig. 143: Speaker Test Electrics LSA

SPEAKER TEST ELECTRIC S LSA - AD82.62-P-6001-02R
Models 163, 168, 202, 210
Fig. 144: Speaker Test Electrics LSA

SPEAKER TEST ELECTRICS LSA - AD82.62-P-6001-02S
Model 163 with sound system

2001 Mercedes-Benz ML320
1998-2005 ACCESSORIES & BODY, CAB Electr ical System - Body - 163 Chassis
me
Saturday, October 02, 2010 3:30:08 PMPage 240 © 2006 Mitchell Repair Information Company, LLC.

Fig. 145: Speaker Test Electrics LSA
SPEAKER TEST ELECTRICS LSA - AD82.62-P-6001-02T
Model 163 with sound system
Fig. 146: Speaker Test Electrics LSA

SPEAKER TEST ELECTRIC S LSA - AD82.62-P-6001-02U
Model 163 with sound system
Fig. 147: Speaker Test Electrics LSA


2001 Mercedes-Benz ML320
1998-2005 ACCESSORIES & BODY, CAB Electr ical System - Body - 163 Chassis
me
Saturday, October 02, 2010 3:30:08 PMPage 241 © 2006 Mitchell Repair Information Company, LLC.

SPEAKER TEST ELECTRICS LSA - AD82.62-P-6001-02V
Model 163 with sound system
Fig. 148: Speaker Test Electrics LSA

LS TEST OF ELECTRICAL SYSTEM BASE SPEAKER - AD82.62-P-6001-04A
Model 163 with sound system
Fig. 149: LS Test Of Elect rical System Base Speaker

SPEAKER SYSTEM (LSA) TEST ELECTRICS - AD82.62-P-6001D
MODEL 163 with CODE (491) U.S. vers ion with CODE (257) Radio Hi-Line
MODEL 163 with CODE (257a) Radio ML 5 except CODE (491) U.S. version
Loudspeaker system (LS)
diagnosis, advanced
information AD82.62-P-2001B

2001 Mercedes-Benz ML320
1998-2005 ACCESSORIES & BODY, CAB Electr ical System - Body - 163 Chassis
me
Saturday, October 02, 2010 3:30:08 PMPage 242 © 2006 Mitchell Repair Information Company, LLC.

SPEAKER SYSTEM (LSA) TEST ELECTRICS - AD82.62-P-6001E
MODEL 163 with CODE (491) U.S. version with CODE (259) Radio Premium with Bose sound system
MODEL 163 with CODE (259a) Radio ML 10 with sound system except CODE (491) U.S. version
Battery voltage 11-
14 V
Fuses in order
Radio in order

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

Testing
1Loudspeaker, testing
electrical system, LSLeft front doorAD82.62-P-6001-02M
2Loudspeaker, testing
electrical system, LSLeft rear doorAD82.62-P-6001-02O
3Loudspeaker, testing
electrical system, LSRight front doorAD82.62-P-6001-02P
4Loudspeaker, testing
electrical system, LSRight rear doorAD82.62-P-6001-02R
Loudspeaker system (LS)
diagnosis, previous
knowledge AD82.62-P-2001A
Battery voltage 11-
14 V
Fuses in order
Radio in order
Loudspeaker for
sound system
installed

To disconnect and
contact connections and
connectors on the radio and
at the loudspeaker system


2001 Mercedes-Benz ML320
1998-2005 ACCESSORIES & BODY, CAB Electrical System - Body - 163 Chassis
me
Saturday, October 02, 2010 3:30:08 PMPage 243 © 2006 Mitchell Repair Information Company, LLC.

CD PLAYER WITH CHANGER (CDC) DIAGNOSIS, CONTENTS - AD82.64-P-1000AZ
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
TOOLS, TESTING ELECTRICAL SYSTEM, CD PLAYER WITH CHANGER - AD82.64-P-2000-01A
switch off radio.
Testing
1Amplifier control module,
testing electrical system of
LSSpannungsversorgungAD82.62-P-6001-
01C
2Amplifier control module,
testing electrical system of
LSLoud Speaker SignalAD82.62-P-6001-
01D
3Loudspeaker, testing
electrical system of LSLeft rear DoorAD82.62-P-6001-02S
4Loudspeaker, testing
electrical system of LSRight rear DoorAD82.62-P-6001-
02T
5Loudspeaker, testing
electrical system of LSLeft front doorAD82.62-P-6001-
02U
6Loudspeaker, testing
electrical system of LSRight Front DoorAD82.62-P-6001-
02V
7Acoustimass (R) bass
module, testing electrical
system of LSBabboxAD82.62-P-6001-
04A
I 6.1 [] 11CD player with changer
(CDC) diagnosis,
advanced information AD82.64-P-2000A
I 6.1 [] 12CD player with changer
(CDC) diagnosis,
function check AD82.64-P-3000A
I 6.1 [] 13CD player with changer
(CDC) diagnosis, fault
memoryModels 129, 202, 208,
210 as of 01.06.98 with
CODE (819) 6-disk CD
changer in trunk and
digital data bus (D2B)AD82.64-P-4000A
I 6.1 [] 14CD player with changer
(CDC) diagnosis,
troubleshooting AD82.64-P-5000A
I 6.1 [] 21CD player with changer
(CDC), testing electrical
system AD82.64-P-6000A

2001 Mercedes-Benz ML320
1998-2005 ACCESSORIES & BODY, CAB Electrical System - Body - 163 Chassis
me
Saturday, October 02, 2010 3:30:08 PMPage 244 © 2006 Mitchell Repair Information Company, LLC.

Special tools
Fig. 150: Identifying Electrical Connection Set (201 589 00 99 00)

Commercially available tools
CD PLAYER WITH CHANGER CONNECTIONS - AD82.64-P-2000-02B
Model 163
Model 163:
Coupling assignment
Fig. 151: Identifying CD Player With Changer Connections

CD PLAYER WITH CHANGER (CDC), DIAGNOSIS, PREVIOUS KNOWLEDGE - AD82.64-P-2000A
MODELS 124,163,168, 202, 208, 210 with CODE (819) 6-disc CD changer
MODELS 129 as of 1.6.98 with CODE (819) 6-disc CD changer
NumberDesignation
WH58.30-Z-1001-09AMultimeter
CD player with changer,
locationModels 124, 129, 168,
202, 208, 210GF82.64-P-3113-01D
CD player with changer, Model 163GF82.64-P-3113-01GI

2001 Mercedes-Benz ML320
1998-2005 ACCESSORIES & BODY, CAB Electrical System - Body - 163 Chassis
me
Saturday, October 02, 2010 3:30:08 PMPage 245 © 2006 Mitchell Repair Information Company, LLC.