Mercedes-Benz ML320. Service manual - part 264

 

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Mercedes-Benz ML320. Service manual - part 264

 

 

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

I

AAM voltage supply in 
order

 

AD54.21-P-6000GH 

II

Battery voltage 11-14 V

 

 

III

Fuses in order

 

 

 

Lighting equipment in 
order

 

 

 

Testing 

 

 

1

Front dome lamp, testing 
electrical system of 
interior lighting

 

AD82.20-P-6000-01GH

2

Rear lamps, testing 
electrical system of 
interior lighting

 

AD82.20-P-6000-02GH

3

Rear dome lamp, testing 
electrical system of 
interior lighting

 

AD82.20-P-6000-03GH

4

Front doors rotary 
tumbler microswitch

 

AD80.20-P-6001-39GH 

5

Rear doors rotary tumbler 
microswitch

 

AD80.20-P-6001-40GH 

6

Tailgate rotary tumbler 
microswitch

 

AD80.20-P-6001-44GH 

A2.2 [] 11a

Wiper system diagnosis, 
previous knowledge

 

AD82.30-P-2002GH

A2.2 [] 12a

Wiper system diagnosis, 
function check

 

AD82.30-P-3002GH

A2.2 [] 14a

Wiper system diagnosis, 
troubleshooting

 

AD82.30-P-5002GH

A2.2 [] 21a

Wiper system, testing 
electrical system

 

AD82.30-P-6002GH

 

2001 Mercedes-Benz ML320 

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

  

me 

 

WIPER SYSTEM DIAGNOSIS PREVIOUS KNOWLEDGE - AD82.30-P-2002GH

MODEL 163  

WIPER SYSTEM DIAGNOSIS OPERATIONAL CHECK - AD82.30-P-3002GH 

MODEL 163  

 

Risk of injury due to 
getting jammed or 
crushed in extreme cases 
due to limbs being 
severed by coming into 
contact with the 
windshield wiper 
mechanism

Always remove the 
ignition key when 
working on the 
windshield wiper 
mechanism.

AS82.30-Z-0001-01A

 

Location of components, 
front screen wiper system

 

GF82.30-P-0005-01GH

 

Location of components, 
rear screen wiper system

 

GF82.30-P-0004-01GH

 

Function description, 
wiper system

 

GF82.30-P-0003GH

 

Electric wiring diagram, 
wiper system

 

PE82.30-P-2000F

 

Inter-function groups of 
wiring diagrams

 

PE00.19-P-1100E

 

Connection and use of 
test equipment

 

AD00.00-P-1000AZ 

 

Diagnostic tools, wiper 
system

 

AD54.21-P-2000-01GH 

 

Location of components, wiper 
system

Rear screen wiper 
system

&(GF82.30-P-0004-
01GH
)

 

 

Front screen wiper 
system

&(GF82.30-P-0005-
01GH
)

 

Wiper system diagnosis, previous 
knowledge

 

AD82.30-P-2002GH

 

Prerequisites for function check 

 

 

I

Battery voltage 11-14V

 

 

II

Fuses in order

 

 

III

AAM voltage supply in order

 

AD54.21-P-6000-
01GH
 

IV

Ignition (terminal 15) ON

 

 

 

Function check 

 

 

Scope of test 

Operation/requirement 

Specified value 

Possible cause/ 

 

2001 Mercedes-Benz ML320 

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

  

me 

 

WIPER SYSTEM DIAGNOSIS TROUBLESHOOTING - AD82.30-P-5002GH 

MODEL 163  

Remedy 

1 Tip wiping

Combination switch (S4) in "Tip 
wiping" position

Wiper runs at slower 
speed, while S4 is 
operated

Cables 
AD82.30-P-6002-
09GH
 
AD82.30-P-6002-
02GH

2 Front screen wiping 
Stage 1

Combination switch (S4) in 
"Wiping stage 1" position

Wiper runs at slow 
speed

Cables 
AD82.30-P-6002-
09GH
 
AD82.30-P-6002-
02GH

3 Front screen wiping 
Stage 2

Combination switch (S4) in 
"Wiping stage 2" position

Wiper runs quickly

Cables 
AD82.30-P-6002-
09GH
 
AD82.30-P-6002-
02GH

4 Front screen 
intermittent wiping

Combination switch (S4) in 
"Intermittent wiping" position.

Wiper runs, an 
interval of approx. 5 
seconds follows each 
complete wiping 
process

Cables 
Intermittent wiper 
control 
AD82.30-P-6002-
01GH

5 Front screen 
washing

Combination switch (S4) in 
"Washing" position

Windshield washer 
pump (M5/1) operates 
while S4 is actuated, 
the wiper carries out 
three more wiper 
processes after the 
switch is released

Cables 
AD82.30-P-6002-
10GH
 
AD82.30-P-6002-
04GH
 

AD82.30-P-6002-
02GH

6 Rear screen 
intermittent wipe

Operate "Rear screen intermittent 
wipe" on rear window wiper/washer 
switch (S78).

Rear wiper runs, an 
interval of approx. 5 
seconds follows each 
complete wiping 
process

Cables 
AD82.30-P-6002-
06GH
 
AD82.30-P-6002-
08GH

7 Rear screen washing Operate "Rear screen intermittent 

wipe" on rear window wiper/washer 
switch (S78).

The rear window 
washer pump (M5/3) 
operates while S78 is 
operated, the wiper 
carries on wiping for 
3 seconds after the 
switch is released and 
then stops in the rest 
position

Cables 
AD82.30-P-6002-
06GH
 
AD82.30-P-6002-
08GH
 

AD82.30-P-6002-
05GH

 

2001 Mercedes-Benz ML320 

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

  

me 

 

 

Location of components, 
wiper system

Front screen

&(GF82.30-P-0005-
01GH
)

 

 

Rear screen

&(GF82.30-P-0004-
01GH
)

 

Battery voltage 11-14 V

 

 

 

Fuses in order

 

 

 

AAM voltage supply in 
order

 

AD54.21-P-6000-01GH 

 

Troubleshooting 

 

 

Complaint 

Possible cause 

Notes 

Remedy/Test step 

Front wiper system 
inoperative

Combination switch (S4)

 

AD82.30-P-6002-09GH

 

Wiper motor (M6/1)

 

AD82.30-P-6002-
02GH
cables 

Front wiper does not 
function when washing 
front screen

Wiper motor (M6/1)

 

AD82.30-P-6002-02GH

Windshield washer 
pump does not function 
when washing front 
screen

Windshield washer pump 
(M5/1)

 

AD82.30-P-6002-04GH

Front wiper does not 
function in wiping stage 
1 or stage 2

Combination switch (S4)

 

AD82.30-P-6002-09GH

 

Wiper motor (M6/1)

 

AD82.30-P-6002-02GH

Front wiper does not 
function with 
intermittent wiping

Combination switch (S4) 
All-Activity Module (AAM) 
(N10)

 

AD82.30-P-6002-01GH

Front wiper does not 
stop in rest position 
when switched off.

Cam-operated switch on 
wiper motor (M6/1)

 

AD82.30-P-6002-07GH

Rear wiper system 
inoperative

Rear window wiper/washer 
switch (S78) 
All-Activity Module (AAM) 
(N10)

 

AD82.30-P-6002-06GH

Rear window wiper 
inoperative

Rear window wiper/washer 
switch (S78)

 

AD82.30-P-6002-06GH

 

Rear window wiper motor 
inoperative (M6/4)

 

AD82.30-P-6002-08GH

Rear window wiper does 
not function when 
washing rear window

Rear window wiper/washer 
switch (S78)

 

AD82.30-P-6002-06GH

Rear window wiper 
cannot be switched off

Rear window wiper motor 
relay (M6/4) 

 

AD82.30-P-6002-
03GH
cables 

 

2001 Mercedes-Benz ML320 

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

  

me 

 

 

 

 

 

 

 

 

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