Test requirements:

Check fuses according to wiring diagram.
Always check coding of instrument cluster according to coding table. See CODE TABLE: .
Connect VAG 1551 Scan Tool (ST). See VAG 1551, VAG 1552 SCAN TOOL (ST), CONNECTING AND SELECTING FUNCTIONS .
Switch ignition ON.

NOTE:

If the display remains blank, check voltage supply to VAG Scan Tool (ST) according to wiring diagram.
Additional operating instructions can be called up with the HELP button.
The -->button is used to advance through the program sequence.
A wrong input can be erased with the Cbutton.
In operating mode 1 "Rapid data transfer" the function 00 "Automatic test sequence" can be performed. The DTC memory of all control modules with OBD capability are checked automatically.

Indicated on display:

Fig 1: VAG 1551 Scan Tool Display - Instrument Cluster On Board Diagnostic (1 Of 6)

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Address word for instrument cluster is 17

Press buttons 1 and 7.
Indicated on display:

Fig 2: VAG 1551 Scan Tool Display - Instrument Cluster On Board Diagnostic (2 Of 6)
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Press Q button to confirm input.
After approx. 5 sec. indicated on display:

Fig 3: VAG 1551 Scan Tool Display - Instrument Cluster On Board Diagnostic (3 Of 6)
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- 4D0919035H: Part number of the instrument cluster (confirm with Parts Dept.)
- D2-KOMBIINTR: component designation
- D10: software version of the instrument cluster
- Code 00283: code for the instrument cluster
- WSC 06812: dealership number
NOTE: Check code using code table. See CODE TABLE: .
Press -->button.
If one of the messages are displayed, perform troubleshooting.

Fig 4: VAG 1551 Scan Tool Display - Instrument Cluster On Board Diagnostic (4 Of 6)
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Fig 5: VAG 1551 Scan Tool Display - Instrument Cluster On Board Diagnostic (5 Of 6)
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Fig 6: VAG 1551 Scan Tool Display - Instrument Cluster On Board Diagnostic (6 Of 6)
Courtesy of AUDI OF AMERICA, INC.

Indicated on display:
After pressing the HELP button, a list of possible functions is printed.
Use the -->button advance through the program sequence.