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 MANUALSVOLKSWAGEN2001CABRIO GLX (1V7) L4-2.0L (ABA)REPAIR AND DIAGNOSISACCESSORIES AND OPTIONAL EQUIPMENTRADIO, STEREO, AND COMPACT DISCTESTING AND INSPECTIONSCAN TOOL TESTING AND PROCEDURESOUTPUT DIAGNOSTIC TEST MODE (DTM), (FUNCTION 03)
2001 Volkswagen Cabrio GLX (1V7) L4-2.0L (ABA)
Output Diagnostic Test Mode (DTM), (Function 03)
2001 Volkswagen Cabrio GLX (1V7) L4-2.0L (ABA)SECTION Output Diagnostic Test Mode (DTM), (Function 03)
Output Diagnostic Test Mode (DTM), (function 03)
The Output Diagnostic Test Mode (DTM) is part of the electrical check.
Output DTM checks for a short circuit between the speaker wires.
Check the DTC memory after performing output DTM.
Output Diagnostic Test Mode (DTM), initiating
Note:
- Output Diagnostic Test Mode (DTM) cannot be initiated, or will be interrupted if engine is running or vehicle is moving,
- Use the -C- button to exit the test sequence at any time.
- Connect VAG 1551 Scan Tool (ST), input address word 56 "Radio" and then press -> button, until "Select function XX" is shown in display.
Indicated on display (select function):
- Press buttons -0- and -3- to select function 03 "Output Diagnostic Test Mode (DTM)".
Indicated on display
- Press -Q- button to confirm input.
Indicated on display
A short, loud tone emits
- Press -> button.
Indicated on display:
- Press -> button.
Indicated on display:
- Press -> button.
Indicated on display (select function):
- End output (function 06).
The Output Diagnostic Test Mode (DTM) is part of the electrical check.
Output DTM checks for a short circuit between the speaker wires.
Check the DTC memory after performing output DTM.
Output Diagnostic Test Mode (DTM), initiating
Note:
- Output Diagnostic Test Mode (DTM) cannot be initiated, or will be interrupted if engine is running or vehicle is moving,
- Use the -C- button to exit the test sequence at any time.
- Connect VAG 1551 Scan Tool (ST), input address word 56 "Radio" and then press -> button, until "Select function XX" is shown in display.
Indicated on display (select function):
- Press buttons -0- and -3- to select function 03 "Output Diagnostic Test Mode (DTM)".
Indicated on display
- Press -Q- button to confirm input.
Indicated on display
A short, loud tone emits
- Press -> button.
Indicated on display:
- Press -> button.
Indicated on display:
- Press -> button.
Indicated on display (select function):
- End output (function 06).
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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.