Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSVOLKSWAGEN2002GOLF GLS, 2.0 K, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 29 (ON BOARD DIAGNOSTIC (OBD) (A3 PLATFORM))RADIO ON BOARD DIAGNOSTIC (OBD) ("SOUND SYSTEM" ONLY)DIAGNOSTIC TROUBLE CODE (DTC) MEMORY, CHECKING (FUNCTION 02)NOTES

2002 Volkswagen Golf GLS, 2.0 K, Standard

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

2002 Volkswagen Golf GLS, 2.0 K, StandardSECTION Notes

WARNING: This page does not describe the selected car, but rather 27 other vehicles, including the 2002 Volkswagen Cabrio, 2001 Volkswagen Cabrio, 2000 Volkswagen Cabrio, 1999 Volkswagen Jetta, and 1999 Volkswagen Golf. However, it is still accessible from the selected car via links, so may be relevant.

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 56, "Radio", and press --> button until "Select function XX" appears in display. See VAG 1551 Scan Tool (ST), connecting, selecting functions and checking control module (radio) version .
Switch on printer with the Print button (indicator lamp in button lights up).

Indicated on display (select function):

Fig 1: Identifying VAG 1551 Scan Tool Display (Rapid Data Transfer)

G03364014

Courtesy of VOLKSWAGEN OF AMERICA, INC.

Press buttons -0- and -2- to select function 02, check Diagnostic Trouble Code (DTC) memory.

Indicated on display:

Fig 2: Identifying VAG 1551 Scan Tool Display (02 Check DTC Memory)

G03364015

Courtesy of VOLKSWAGEN OF AMERICA, INC.

Press -Q- button to confirm input.

The number of stored malfunctions appears in the display.

Fig 3: Identifying VAG 1551 Scan Tool Display (X DTC Recognized)

G03364016

Courtesy of VOLKSWAGEN OF AMERICA, INC.

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

When the last DTC has been displayed and printed out, correct malfunctions as described in DTC table. See DIAGNOSTIC TROUBLE CODE (DTC) TABLE .

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

Fig 4: Identifying VAG 1551 Scan Tool Display (No DTC Recognized)

G03364017

Courtesy of VOLKSWAGEN OF AMERICA, INC.

Indicated on display (select function):

Fig 5: Identifying VAG 1551 Scan Tool Display (Rapid Data Transfer)

G03364018

Courtesy of VOLKSWAGEN OF AMERICA, INC.

If display not indicated as shown: check Scan tool operating instructions.

End output (function 06). See END OUTPUT (FUNCTION 06) .
Switch off ignition and disconnect Data Link Connector (DLC).

NOTE: If DTCs were recognized, follow the sequence below:

Correct malfunction.
Erase Diagnostic Trouble Code (DTC) memory (function 05).
Check Diagnostic Trouble Code (DTC) memory (function 02).

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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.