Passat GLS Wagon L4-1.8L Turbo (AUG) (2001)
Information Bus: Initial Inspection and Diagnostic Overview
From 10.00
CAN-bus On Board Diagnostic (OBD) interface -J533- ("Gateway")
The instrument cluster is connected to the powertrain CAN-bus and convenience system CAN-bus.
The databus is also referred to as the CAN databus.
Data can be transmitted between the CAN-bus and the diagnostic wire (K wire) via the databus On Board Diagnostic (OBD) interface -J533-.
The CAN-bus On Board Diagnostic (OBD) interface -J533- must be coded according to vehicle equipment when instrument cluster is replaced.
The CAN-bus On Board Diagnostic (OBD) interface -J533- in the instrument cluster has its own diagnostic address.
NOTE:
The following description refers only to the VAG 1551 Scan Tool (ST).
Connecting VAG 1551 Scan Tool (ST) and selecting functions (checking module version)
NOTE: Connect Scan Tool (ST). Refer to "Scan Tool Testing/Scan Tool Connecting and Initial Checks/Scan Tool(ST), Connecting" under
"Accessories and Optional Equipment/Alarm Module, (Vehicle Antitheft)"
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Switch on ignition.
Indicated on display:
VAG - On Board Diagnostic (OBD)
HELP
1- Rapid data transfer*
2- Blink code output*
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* Two operating modes are displayed alternately
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Connect VAG 1551 Scan Tool (ST), select operating mode 1 "Rapid data transfer",switch on ignition and enter address word 19 for "gateway".
Indicated on display:
Rapid data transfer
HELP
Enter address word XX
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Press buttons -1 - and 9-. "19" is the address word for "gateway".
Indicated on display:
Rapid data transfer
Q
19 Gateway
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Press -Q- button to confirm input.
Indicated on display:
Rapid data transfer
Q
Scan tool sends address word 19
Indicated on display:
6N0909901 Gateway K <-> CAN
0001
Coding XXXXX WSC 00000
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Upper line
Ident no. of control module, System identification (Gateway K <-> CAN)2), Version number
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Bottom line Coding number1), Work Shop Code
1) depends on control modules connected to CAN-bus