Jetta GLX V6-2.8L (AFP) (2002)
Catalytic Converter: Testing and Inspection
With Manufacturer's Scan Tool
Catalytic converter, checking
Special tools, equipment, test and inspection devices; required accessories
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V.A.G 1551 scan tool
Note: The VAG 1552 system tester may also be used in place of the V.A. G 1551 scan tool, except that no printout can then be made.
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V.A.G 1551/3 cable
Test sequence
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Connect VAG 1551 (or VAG 1552) scan tool. Leave engine running and select engine control unit using "address word" 01.
Diagnosing the aging of oxygen sensors (sensor dynamics)
Indicated on display
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Press keys "0" and "4" for function "start basic setting" and acknowledge entry with "Q".
Indicated on display
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Press "0", "3" and "4" for display group 34 and acknowledge with "Q".