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Note:  
    
Unscrew both rear oil pan bolts -1- and -2- with attachment 3249. Turn the 
flywheel on vehicles with a manual transmission -3- until the notch -arrow- 
is aligned with the bolt. 
-  Take off oil pan. If necessary loosen it by striking lightly with a rubber 
hammer. 
-  Carefully remove sealant residues from cylinder block (remove baffle 
plate). 
    
WARNING! 
Wear protective glasses.  -  Remove remaining sealant from oil pan, e.g. with a rotating plastic 
brush. 
-  Clean sealing surfaces: they must be free of oil and grease.
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        17-31
      
Test requirements:  
     
Oil level OK. 
     Engine oil temperature approx. 80 C. 
     
Oil pressure warning lamp -K3- must come 
on when ignition is switched on. 
     In vehicles with auto check system the "OK" 
display must appear (call up symbol). 
     
Testing oil pressure switch  
     
-  Disconnect wire from oil pressure switch.
    
-  Remove oil pressure switch and screw in oil pressure tester VAG 1342.
-  Thread oil pressure switch -2- intoVAG 1342.
-  Connect brown wire -1- of tester to Ground (-).
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pair&id=AUDI.B5.GE06.17.1