Mercedes-Benz ML320. Manual — part 265

WIPER SYSTEM TEST OF ELECTRICAL SYSTEM INTERMITTENT WIPE - AD82.30-P-6002-01GH

Fig. 106: Wiper System Test Of Electrical System Intermittent Wipe

WIPER SYSTEM TEST OF ELECTRICAL SYSTEM WIPER MOTOR - AD82.30-P-6002-02GH

Cam-operated switch

Rear window wiper does
not complete a wiping
movement

Cam-operated switch on
rear window wiper motor
(M6/4)

AD82.30-P-6002-03GH

Rear window washer
pump does not function
when washing rear
window

Rear window wiper/washer
switch (S78)

AD82.30-P-6002-06GH

Rear window washer pump
(M5/3)

AD82.30-P-6002-05GH

2001 Mercedes-Benz ML320

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

me

Fig. 107: Wiper System Test Of Electrical System Wiper Motor

WIPER SYSTEM TEST OF ELECTRICAL SYSTEM TAILGATE WIPER RELAY - AD82.30-P-6002-03GH

Fig. 108: Wiper System Test Of Electrical 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 Electrical System - Body - 163 Chassis

me

Fig. 109: Wiper System Test Of Electrical System Washer Pump

WIPER SYSTEM TEST OF ELECTRICAL SYSTEM TAILGATE WASHER PUMP - AD82.30-P-6002-05GH

Fig. 110: Wiper System Test Of Electrical System Tailgate Washer Pump

WIPER SYSTEM TEST OF ELECTRICAL SYSTEM REAR WINDOW WIPER/WASHER SWITCH - 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 SWITCH - AD82.30-P-6002-07GH

Scope of test Measuring

instrument/
Test
connection

Operation/
Requirement

Specified
value



Possible
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 Electrical System - Body - 163 Chassis

me

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
position



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

Scope of test

Measuring instrument/ Test
connection

Operation/
Requirement

Specified
value



Possible
cause/Remedy

1.0

Rest position
Contact 1

15

19 Combination

switch (S4) in
rest position

< 1 ohms



S4

1.1

Intermittent
wipe
Contact 2

15

19 Combination

switch (S4) in
"Intermittent
wipe" position

< 1 ohms



S4

1.2

Tip wipe
Contact

15

18 Combination

switch (S4) in
"Tip wipe"
position

< 1 ohms



S4

1.3

Wipe stage 1
Contact

15

18 Combination

switch (S4) in
"Wipe stage 1"
pos.

< 1 ohms



S4

1.4

Wipe stage

17

18 Combination < 1 ohms



S4

2001 Mercedes-Benz ML320

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

me