Passat Sedan 4Motion W8-4.0L (BDP) (2002)
Information Bus: Reading and Clearing Diagnostic Trouble Codes
With Manufacturer Scan Tool
Check DTC Memory
NOTE: The displayed DTC information is updated only when initiating OBD or with "Erase DTC Memory" function 05.
-
Switch printer on via the PRINT button (indicator lamp in button lights up).
Indicated on display:
Rapid data transfer
HELP
Select function XX
-
Press buttons -0- and -2-. This selects "Check DTC memory", function 02.
Indicated on display:
Rapid data transfer
Q
02 - Check DTC Memory
-
Press -Q- button to confirm input.
Display indicates the number of stored malfunctions.
X malfunctions recognized !
The stored malfunctions are displayed and printed out in sequence.
-
Check print-out against DTC table and repair malfunction.
If "No DTC recognized!" is displayed, the program will return to "Select function XX" after the -> button is pressed.
No malfunction recognized!
->
Indicated on display:
Rapid data transfer
HELP
Select function XX
If something else is displayed:
See Operating instructions for Scan Tool (ST)
-
End Output (function 06).
-
Switch off ignition and disconnect diagnostic connector.
Without Manufacturer Scan Tool
The manufacturer does not provide a procedure for reading diagnostic trouble codes without a scan tool.
With Manufacturer Scan Tool
Erase DTC Memory
NOTE: After DTC memory is erased, its contents are automatically output. If DTC memory cannot be erased, check DTC memory again and repair
malfunction.
Requirements
-
DTC memory checked.
-
All malfunctions repaired.
After successful DTC memory check:
Indicated on display:
Rapid data transfer
HELP
Select function XX
-
Press buttons -0- and -5-. This selects "Erase DTC memory", function 05.