Output Diagnostic Test Mode (DTM), (function 03)
WARNING: This page is about a different variant/trim than selected.
The Output Diagnostic Test Mode 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 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.
| Rapid data transfer HELP Select function XX |
Indicated on display (select function):
- Press buttons -0- and -3- to select "Output Diagnostic Test Mode" function 03.
| Rapid data transfer Q 03 - Output Diagnostic Test Mode |
Indicated on display
- Press -Q- button to confirm input.
| Output Diagnostic Test Mode → Speaker |
Indicated on display
Speakers are tested with a test current (a short, loud tone is heard).
If a speaker circuit is detected as faulty by the system, a DTC will be stored in DTC memory.
- Check DTC memory.
- If necessary repair wiring or speaker, erase DTC memory and repeat Output Diagnostic Test Mode
- Press → button.
| Output Diagnostic Test Mode → Output Radio Display Instrument Cluster |
Indicated on display:
- Press → button.
| Output Diagnostic Test Mode → END |
Indicated on display:
- Press → button.
| Rapid data transfer HELP Select function XX |
Indicated on display (select function):
- End output (function 06). Refer to End Output (function 06) .