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HOMESERVICE MANUALSVOLKSWAGEN2004JETTA GLI, 1.8 EREPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTINFOTAINMENTRADIO, TELEPHONE, NAVIGATION (A4 PLATFORM)01 ON BOARD DIAGNOSTIC (OBD)MULTI-FUNCTION STEERING WHEEL THROUGH 11.01, ON BOARD DIAGNOSTIC (OBD)DIAGNOSTIC TROUBLE CODE (DTC) MEMORY, CHECKING (FUNCTION 02)
2004 Volkswagen Jetta GLI, 1.8 E

Diagnostic Trouble Code (DTC) memory, checking (function 02)

2004 Volkswagen Jetta GLI, 1.8 ESECTION Diagnostic Trouble Code (DTC) memory, checking (function 02)
NOTE: DTCs stored in memory along with corresponding malfunction descriptions can only be displayed by initiating the On Board Diagnostic program and checking DTC memory (function 02).
  • Connect VAG 1551 Scan Tool (ST), input address word 16, "Steering wheel electronics", and press → button until "Select function XX" appears in display.
  • Switch on printer with the Print button (indicator lamp in button lights up).
Rapid data transfer HELP
Select function XX

Indicated on display (select function):

  • Press buttons -0- and -2- to select "Check Diagnostic Trouble Code (DTC) memory" function 02.
Rapid data transfer Q
02 - Check DTC memory

Indicated on display:

  • Press -Q- button to confirm input.
X DTC recognized! →

The number of stored malfunctions appears in the display.

The number of stored DTCs or "No DTC s recognized" appears in the display and are printed out one after another.

No DTC recognized! →

If "No DTC recognized" is displayed, the program will return to the initial position after pressing → button.

Rapid data transfer HELP
Select function XX

Indicated on display (select function):

If display not indicated as shown:

Refer to Scan tool operating instructions

  • End Output (function 06). Refer to End Output (function 06)  .
  • Switch off ignition and disconnect Data Link Connector (DLC).
NOTE: If DTCs were recognized, follow the sequence below:
  • 1. Correct malfunction.
  • 2. Erase Diagnostic Trouble Code (DTC) memory (function 05).
  • 3. Check Diagnostic Trouble Code (DTC) memory (function 02).
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.