1997 MERCEDES-BENZ ML320 Complete Repair Manual

Page 2457 of 4133

MERCEDES-BENZ ML320 1997  Complete Repair Manual Engine 113.981 in model 163.174 
Engine 112 in models 210, 208, 202, 170, 129, engine 113  
in model 210, 208, 202, 129AR01.45-P-
7555VA
Engine 112 (except 112.975) in model 220 
Engine 113 (except 11

Page 2458 of 4133

MERCEDES-BENZ ML320 1997  Complete Repair Manual 20Remove poly-V- 
belt tensioning  
device (5)Engine 112 in models 129, 163AR13.25-P-
3200B 
Engine 113 in model 129, 202, 208, 210 
Engine 113 (except 113.965 /981) in model 163 
 Models 129, 202, 21

Page 2459 of 4133

MERCEDES-BENZ ML320 1997  Complete Repair Manual Engine 113 in model 129, 202, 208, 210  
Engine 113 (except 113.965/981) in model 163 
24.1Remove oil 
reservoir on  
power steering  
pump (11)Model 163  
  Removal:  Extract oil from rese rvoir. Rem

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MERCEDES-BENZ ML320 1997  Complete Repair Manual Engine 113.992 in model 230.474AR14.30-P- 
7251RVK
28Separate electrical 
line from coolant  
temperature  
sensor  
29Unscrew bolts  
(21) of cylinder  
head to timing  
case cover on  
right and lef

Page 2461 of 4133

MERCEDES-BENZ ML320 1997  Complete Repair Manual 1002-01M
 *BA20.10-P-
1003-01C
 *BA20.10-P-
1003-01M
 *BA20.10-P-
1004-01C
 *BA20.10-P-
1004-01M
 *BA46.30-P-
1010-01A
 *BA46.30-P-
1010-01C
Clean sealing surfaces, appl y sealant only to specified

Page 2462 of 4133

MERCEDES-BENZ ML320 1997  Complete Repair Manual  Crankcase, timing case cover, end cover  
or when working  
near the running  
engine  
 
33Run engine and  
inspect for leaks
34Inspect cooling  
system for leaksFirst warm up engine to operating te

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MERCEDES-BENZ ML320 1997  Complete Repair Manual  Crankcase, timing case cover, end cover   
 Belt tensioning device    
 Belt tensioning device   
1002-01Chead to timing  
case cover
NumberDesignation
Engines 
113.940/941/  
942/943/944/  
945/946/

Page 2464 of 4133

MERCEDES-BENZ ML320 1997  Complete Repair Manual  Coolant pump, coolant thermostat  
NumberDesignation986/987/988993/995
BA13.25-P- 
1001-01DSelf-tapping bolt 
of belt tensioner  
to timing case  
coverThread not pre-
tappedNm3535
Thread pre- 
tappe