Jetta V6-2.8L (BDF) (2002)
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VAG 1551 Scan tool (or VAG 1552) with VAG 1551/3 adapter cable
NOTE: All functions which could previously be performed with VAG 1551/1552 can also be performed with the VAS 5051.
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VAG 1526 Hand multimeter or VAG 1715 multimeter
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VAG 1594 Adapter set
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VAG 1598/31 Test box
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Electrical Wiring Diagrams
Test prerequisites
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The fuses must be OK.
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The battery voltage must be at least 11.5 V.
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All electrical accessories, e.g. lights and rear window heating must be switched off.
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If the vehicle is equipped with air conditioning, it must be switched off.
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Selector lever must be in position "P" or "N" on vehicles with an automatic transmission.
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Fuel Pump (FP) relay -J17- must be OK., checking:
Test Sequence
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Connect VAG 1551 Scan tool (or VAG 1552) and select engine electronics control module with the "Address word" 01. When doing this the
engine must be running at idle speed: ((VAG 1551 and Motronic Engine Control Module (ECM) -J220-, connecting and selecting).
See: Testing and Inspection/Reading and Clearing Diagnostic Trouble Codes/Scan Tool Connecting/With Manufacturer's Scan Tool/Connecting VAG
1551 Scan Tool
Indicated on display:
Rapid data transfer
HELP
Select function XX
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Press buttons -0- and -8- for function "Read measured value (data) block" and confirm entry with -Q- button.
Indicated on display:
Read measured value block
Input display group number XXX
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Press buttons -0-, -4- and -1- for "Display group number 41" and confirm entry with -Q- button.