Mercedes-Benz ML320. Service manual - part 263

 

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Mercedes-Benz ML320. Service manual - part 263

 

 

MODEL 163  

 

Location of components, interior 
lighting

 

GF82.20-P-0002-
01GH

 

Interior lighting diagnosis, previous 
knowledge

 

AD82.20-P-2000GH

I

Battery voltage 11-14 V

 

 

II

Fuses in order

 

 

III

AMM voltage supply in order

 

AD54.21-P-6000-
01GH
 

IV

Lighting equipment in order

 

 

 

Function check 

 

 

Scope of test 

Operation/Requirement 

Specified value 

Possible cause/ 
Remedy
 

1 Switch on front 
interior lighting 
manually

All doors closed, operate switch on 
front dome lamp (with shut-off delay 
and front reading lamp)(E15/2).

Front dome lamp 
(with shut-off delay 
and front reading 
lamp) (E15/2) 
illuminated

Cables E15/2

2 Switch on right rear 
interior lighting 
manually

All doors closed, operate switch on 
right rear dome lamp (E15/9).

Right rear dome lamp 
(E15/9) illuminated

Cables E15/9

3 Switch on left rear 
interior lighting 
manually

All doors closed, operate switch on 
left rear dome lamp (E15/8).

Left rear dome lamp 
(E15/8) illuminated

Cables E15/8

4 Switch on interior 
lighting by opening a 
front door

All doors closed, all interior lamps 
OFF, open left front or right front 
door.

Front dome lamp 
(with shut-off delay 
and front reading 
lamp) (E15/2), left 
rear dome lamp 
(E15/8) and right rear 
dome lamp (E15/9) 
dimmed

Rotary tumbler 
microswitch 
AD80.20-P-6001-
39GH
  
Interior lamps 
AD82.20-P-5000GH
Cables 
All-Activity Module 
(AAM) (N10)

5 Switch on interior 
lighting by opening a 
rear door

All doors closed, all interior lamps 
OFF, open left rear or right rear 
door.

Left rear dome lamp 
(E15/8) and right rear 
dome lamp (E15/9) 
dimmed

Rotary tumbler 
microswitch 
AD80.20-P-6001-
40GH
  
Interior lamps 
AD82.20-P-5000GH
Cables 
All-Activity Module 
(AAM) (N10)

6 Switch on interior 
lighting by unlocking 

Central locking in order All doors 
closed and locked, all interior lamps 

Front dome lamp 
(with shut-off delay 

All-Activity Module 
(AAM) (N10)

 

2001 Mercedes-Benz ML320 

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

  

me 

 

INTERIOR LIGHTS DIAGNOSIS TROUBLESHOOTING - AD82.20-P-5000GH 

MODEL 163  

vehicle

OFF, unlock vehicle with transmitter 
key.

and front reading 
lamp) (E15/2), left 
rear dome lamp 
(E15/8) and right rear 
dome lamp (E15/9) 
dimmed

7 Switch on interior 
lighting by switching 
off ignition

All doors closed, all interior lamps 
OFF, ignition OFF.

Front dome lamp 
(with shut-off delay 
and front reading 
lamp) (E15/2), left 
rear dome lamp 
(E15/8) and right rear 
dome lamp (E15/9) 
dimmed

All-Activity Module 
(AAM) (N10)

8 Switch off interior 
lighting by switching 
on ignition

All doors closed, interior lighting 
switched on by opening a front door, 
ignition ON.

Front dome lamp 
(with shut-off delay 
and front reading 
lamp) (E15/2), left 
rear dome lamp 
(E15/8) and right rear 
dome lamp (E15/9) 
dimmed

All-Activity Module 
(AAM) (N10)

9 Switch on rear 
interior lighting 
manually

Switch on rear dome lamp (E15/3) 
in "ON continuously" position.

Rear dome lamp 
(E15/3) illuminated

AD82.20-P-6000-
03GH
 E15/3

10 Rear interior 
lighting switches on 
automatically

Switch on rear dome lamp (E15/3) 
in "Automatic" position, open rear 
doors.

Rear dome lamp 
(E15/3) illuminated

AD80.20-P-6001-
40GH
  
AD82.20-P-6000-
03GH
 
E15/3

 

Location of components, 
interior lighting

 

GF82.20-P-0002-01GH

 

Fuses in order

 

 

I

Battery voltage 11-14 V

 

 

II

AMM voltage supply in 
order

 

AD54.21-P-6000-01GH 

III

Lighting equipment in order  

 

 

Troubleshooting 

 

 

Complaint 

Possible cause 

Notes 

Remedy/Test step 

Interior lighting 

Cables

 

Voltage supply 

 

2001 Mercedes-Benz ML320 

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

  

me 

 

inoperative

Terminal 30

Interior lighting does not 
switch off with ignition 
"ON", or does not switch 
on with ignition "OFF"

All-Activity Module (AAM) 
(N10)

 

N10

Malfunctions only when 
switched on 
automatically
 (by 
opening the doors):

 

 

 

None of the interior 
lights come on when one 
of the front doors is 
opened

Left front door rotary 
tumbler microswitch 
(S87/7) 
Right front rotary tumbler 
microswitch (S87/6) All-
Activity Module (AAM) 
(N10)

 

AD80.20-P-6001-39GH 
 
Cables 
N10

Rear interior lighting 
does not come on when 
one of the rear doors is 
opened

Left rear door rotary 
tumbler microswitch 
(S87/2) Right rear door 
rotary tumbler microswitch 
(S87/3) 
All-Activity Module (AAM) 
(N10)

 

AD80.20-P-6001-40GH 
 
Cables N10

Front dome lamp (with 
shut-off delay and front 
reading lamp) (E15/2) 
does not come on when 
the front doors are 
opened.

Front dome lamp (with shut-
off delay and front reading 
lamp) (E15/2)

 

AD82.20-P-6000-01GH
E15/2

Left rear dome lamp 
(E15/8) does not come 
on when the doors are 
opened

Left rear dome lamp (E15/8)
All-Activity Module (AAM) 
(N10)

If E15/9 functions: 
otherwise:

E15/8 
AD82.20-P-6000-02GH

Right rear dome lamp 
(E15/9) does not come 
on when the doors are 
opened

Right rear dome lamp 
(E15/9) 
All-Activity Module (AAM) 
(N10)

If E15/8 functions: 
otherwise:

E15/9 
AD82.20-P-6000-02GH

Malfunctions of 
individual lamps only
 
(when switched on 
automatically and 
manually)

 

 

 

Front dome lamp (with 
shut-off delay and front 
reading lamp) (E15/2) 
inoperative

Front dome lamp (with shut-
off delay and front reading 
lamp)(E15/2)

 

Cables, E15/2

 

2001 Mercedes-Benz ML320 

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

  

me 

 

INTERIOR LIGHTS TEST OF ELECTRICAL SYSTEM FRONT DOME LAMP - AD82.20-P-6000-01GH 

Fig. 103: Interior Lights Test Of Electrical System Front Dome Lamp 

INTERIOR LIGHTS TEST OF ELECTRICAL SYSTEM REAR LAMPS - AD82.20-P-6000-02GH 

Fig. 104: Interior Lights Test Of Electrical System Rear Lamps 

INTERIOR LIGHTS TEST OF ELECTRICAL SYSTEM REAR DOME LAMP - AD82.20-P-6000-03GH 

Fig. 105: Interior Lights Test Of Electrical System Rear Dome Lamp

Left rear dome lamp 
(E15/8) inoperative

Left rear dome lamp (E15/8)  

Cables, E15/8

Right rear dome lamp 
(E15/9) inoperative

Right rear dome lamp 
(E15/9)

 

Cables, E15/9

Interior lighting does not 
come on when central 
locking is unlocked

 

Central locking in order Cables N10

Malfunctions of rear 
dome lamp (E15/3):

 

 

 

Rear dome lamp (E15/3) 
inoperative

Rotary tumbler/trunk lid 
microswitch (S88/1)

 

AD82.20-P-6000-03GH

Rear dome lamp (E15/3)

AD80.20-P-6001-44GH 

 

2001 Mercedes-Benz ML320 

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

  

me 

 

 

 

 

 

 

 

 

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