Mercedes-Benz ML320. Service manual - part 707

 

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Mercedes-Benz ML320. Service manual - part 707

 

 

 

Notes on handling refrigerant 
R134a

All models fitted with air conditioning

AH83.30-
N-0003-
01A

1.1 
Remove 
additional 
fan (M4)

 

Models 163.136 /154/157 /172 with air 
conditioning or for USA Tempmatic, code 
580.

AR83.30-
P-5600GH

2.1

Remove intercooler

 Only models 163.113/ 128.

 

 

 

Model 163.113

AR09.41-P-
6817MM

 

 

Model 163.128

AR09.41-P-
6817CD

3

Discharge air conditioning system

 Installation: Evacuate, refill air 

conditioning system and check for proper 
operation and tightness.

AR83.30-
P-1760GH

4.1

Detach lower engine compartment 
paneling

Model 163.172/174/175

AR61.20-
P-1105GH
 

4.2

Remove noise encapsulation

 Removal: Only remove front part.

 

 

 

Model 163.113/128

AR94.30-P-
5400GH

5.1

Remove air guide

 Only if present Located at front 

crossmember, in center behind front bumper.

 

6

Unscrew bolts at bottom of 
electric fan or fan shroud.

 Also remove sheet metal nuts.

 

7

Remove attachment parts (20) and 
rubber shock absorber(21)

 Removal: Lower attaching parts and 

damper rubber. 

 Installation: Replace attaching parts.

 

8

Unscrew screw (2) for refrigerant 
line at fluid reservoir

 

*BA83.30-
P-1001-
01B

9

Detach refrigerant line from fluid 
reservoir

 Installation: Replace sealing rings and 

moisten with compressor oil.

 

10

Unscrew screw (6) for refrigerant 
line at condenser(5)

 

*BA83.30-
P-1002-
01B

11

Detach refrigerant line from 
condenser (5)

 Installation: Replace sealing rings and 

moisten with compressor oil.

 

12

Detach rubber seal (4) from 
radiator (7)

 

 

13

Remove screws (3)

 

 

14.1

Remove attachment parts (20) and 
rubber shock absorber(21)

Model 163.113/128 

 Upper attaching parts and damper rubber. 
 Installation: Replace attaching parts.

 

 

2001 Mercedes-Benz ML320 

1998-2005 HVAC Climate Control - 163 Chassis

  

me 

 

 Air conditioning system 

 Refrigerant compressor 

REMOVE, INSTALL AIR CONDITIONING CONTROL MODULE - AR83.30-P-6600GH 

MODELS 163.113/136/154/172/174 up to 31.8.01 with CODE (580) air conditioning or Tempmatic for 
USA
  

15

Remove capacitor (5) upward

 Installation: Note additional oil filling 

capacity when replacing the condenser.

*BF83.55-
P-1003-
01A

16

Install in the reverse order

 

 

Number

Designation

Model 163

BA83.30-P-1001-01B

Hexagon bolt securing refrigerant line to fluid reservoir

Nm 10

BA83.30-P-1002-01B

Hexagon bolt for refrigerant line to capacitor

Nm 20

Number

Designation

Refrigerant 
compressor 7SB16, 
refrigerant R134a 
in model 163

BF83.55-P-1003-
01A

Additional oil filling 
capacity when 
replacing condenser

Compressor oil

cm

3

 20

Specifications for 
Operating Fluids

Sheet BB00.40-P-0362-

00A

 

2001 Mercedes-Benz ML320 

1998-2005 HVAC Climate Control - 163 Chassis

  

me 

 

Fig. 174: Identifying Air Conditioning Control Module Components

REMOVE AND INSTALL EVAPORATOR TEMPERATURE SENSOR - AR83.30-P-8085GH 

MODEL 163 with CODE (580) Air conditioning or Tempmatic for USA  

Fig. 175: Identifying Evaporator Temperature Sensor Components 

 

 

Removal, installation

   

1

Disconnect ground cable of battery

  AR54.10-P-0003A 

2

Remove switch unit for heater/ ventilation (1)

 

AR83.20-P-
1835GH

3

Unscrew bolt (4) for air conditioning control module (N19) at 
evaporator housing (3)

   

4

Disconnect connector (5) at air conditioning control module (N19)    

5

Detach air conditioning control module (N19) from evaporator 
housing (3)

   

6

Install in the reverse order

   

7

Encode radio

 

AR82.60-P-7502-
01GH
 

8

Read out diagnostic trouble code memory, erase and set clock

   

 

 

2001 Mercedes-Benz ML320 

1998-2005 HVAC Climate Control - 163 Chassis

  

me 

 

REMOVE/INSTALL OUTSIDE AIR TEMPERATURE SENSOR - AR83.30-P-8086GH 

MODELS 163.113 #A up to 289564, 163.154 #A as of 145272 up to 289564, 163.172 #A as of 145272, 
163.174 #A up to 289564, 163.113 #X up to 754619, 163.136 #X as of 708319, 163.154 #X as of 708319 up 
to 754619, 163.172 #X as of 708319 with CODE (580) Air conditioning or Tempmatic for USA

  Remove/Install

 

 

 

Risk of explosion from welding or 
soldering work on closed air 
conditioning system. Risk of 
poisoning.
 Inhaling overheated 
refrigerant vapors may be toxic. Risk 
of injury.
 Contact with liquid 
refrigerant may result in injury to the 
skin and eyes.

Do not carry out any welding work on the 
closed air conditioning system or in the 
surrounding area. No smoking or open 
flames. Wear eye protection and protective 
gloves. Work only in well ventilated areas. 
Carry out repair work on the air 
conditioning system circuit only after the 
system has been discharged.

AS83.00-
Z-0001-
01A

 

Procedures if air conditioning system is 
damaged or leaking

All models

AH83.30-
N-0004-
01A

 

Protect air conditioning circuit and 
components from moisture when 
carrying out repair work

All models fitted with air conditioning

AH83.30-
N-0005-
01A

 

Notes on handling refrigerant R134a

All models fitted with air conditioning

AH83.30-
N-0003-
01A

1

Remove evaporator housing

 

AR83.30-
P-5200GH

2

Disassemble AC housing

 

AR83.30-
P-5201GH

3

Unclip evaporator temperature sensor 
(B10/6) from evaporator (1)

 

 

4

Install in the reverse order

 

 

 

2001 Mercedes-Benz ML320 

1998-2005 HVAC Climate Control - 163 Chassis

  

me 

 

 

 

 

 

 

 

 

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