1997 MERCEDES-BENZ ML320 Complete Repair Manual

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MERCEDES-BENZ ML320 1997  Complete Repair Manual 
 AF80.57-P-6406A
Engine sometimes fails to start and fault message "Start Error" appear in the 

instrument cluster
13.8.04

MODEL 
 163.136 /154 /172 #A as of 145273, 

163.136 /154 /172 #X as of 70

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MERCEDES-BENZ ML320 1997  Complete Repair Manual 1998-2005 ENGINE 
Engine timing - 163 Chassis 
GENERAL INFORMATION 
GENERAL NOTES: PASSE  NGER CARS: ENGINE TIMING - AH05.00-Z-9999AZ 
MODEL all  
 Loosening and tighten ing regulation for  
camshaft

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MERCEDES-BENZ ML320 1997  Complete Repair Manual GENERAL NOTES ON  TIMING, MARKINGS - AH05.10-P-1000-01A 
Engine 112, 113   
Shown on engine 112     
Fig. 1: Identifying Timing, Markings 
- Shown On Engine 112  
 The four copper plates for the timin

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MERCEDES-BENZ ML320 1997  Complete Repair Manual plate (1) must coincide with one of the markings.  Due to unequal length of timing chai  n paths, the engine must be cranked up to 14 times until the copper 
plates are matched again with the markings

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MERCEDES-BENZ ML320 1997  Complete Repair Manual Fig. 2: Locating Camshaft Code Number - Shown On Camshaft For Engine 112 
NOTES ON INSTALLING CAMSHAFT  BEARING BRIDGE - AH05.20-P-2000-01AV 
Engines 112, 113 except 113.960, 113.960 except cylind er

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MERCEDES-BENZ ML320 1997  Complete Repair Manual Engines 112, 113    
Shown on engine 112     
Fig. 4: Identifying Desi  gn Of Chain Tensioner 
- Engines 112, 113 
TIMING CHAIN DRIVE,  GENERAL - GF05.10-P-9611-01C 
Engine 112, 113   
Shown on engine

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MERCEDES-BENZ ML320 1997  Complete Repair Manual Fig. 5: Identifying Timing, Markings - Shown On Engine 112  
Engine timing     
The basic setting is 40° after TDC. 
At 40° after TDC the grooves (6) in th  e left and right camshafts point in the d

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MERCEDES-BENZ ML320 1997  Complete Repair Manual marks on the camshafts coincide again.  
Fig. 6: Identifying Holes 
- Only On Engine 112  
Only on engine 112     
Checking the balance shaft with engine assembled     
Two marks, one at the front of