Passat Wagon L4-1.9L DSL Turbo (AHU) (1997)
Ribbed Belt: All Technical Service Bulletins
MFI Pump Drive Belt - Runs Towards Outside, Wears, Jumps
Group: 15
Number: 97-01
Date: June 4, 1997
Subject:
Toothed Belt Runs Towards Outside, Wears Out, Jumps Off, Cracks
Model(s):
Golf, Jetta, Passat
with 1.9L (Engine code AAZ, 1Z)
1994 --> 1997
Supersedes T.B. Group 13 Number 97-01 dated Jan. 28, 1997
Condition
Toothed belt runs toward outside and wears out, jumps off, cracks or is noisy.
Service
If this condition exists:
-
Replace toothed belt and automatic tensioning roller Part No: 028 109 243F, see the appropriate Repair Manual for Models listed above.
Note:
Prior to installing the new belt, clean idler pulley, crankshaft and Diesel Injection pump sprockets.
After installing new belt but prior to installing vibration damper pulley:
-
Using a second Technician, start and run engine (AT IDLE) for a few seconds while observing toothed belt.
-
Switch ignition OFF, then check toothed belt.
^
Belt must NOT protrude beyond face of crankshaft sprocket.
If belt protrudes beyond face of crankshaft sprocket, adjust Diesel Injection pump mounting bracket as follows:
-
Remove injection pump.
-
Slightly loosen three fasteners securing bracket to engine -arrows-.
-
Press bracket down at point -A- and lift at point -B- while a second Technician torques fasteners -arrows- to 25 Nm. (18 ft. lb.).
-
Reinstall injection pump.
After installing belt but prior to installing vibration damper pulley: