Check DTC memory

NOTE: The displayed DTC information is not constantly updated but only when initiating On Board Diagnostic (OBD) or with function 05 "Erase DTC memory".

Switch on printer with the Print button (indicator light in button lights up).

Indicated on display:

Fig 1: VAG 1551 Scan Tool Display - Check DTC Memory, Tire Pressure Monitoring (Select Function)

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Press buttons -0- and -2- (02 selects the function "Check DTC memory".)

Indicated on display:

Fig 2: VAG 1551 Scan Tool Display - Check DTC Memory, Tire Pressure Monitoring (02 - Check DTC Memory)

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Confirm entry with -Q- button.
The number of DTCs stored appears on the display.

Fig 3: VAG 1551 Scan Tool Display - Check DTC Memory, Tire Pressure Monitoring (X Faults Recognized)
Courtesy of AUDI OF AMERICA, INC.

The stored DTCs are displayed and printed one after the other.
Check printout against DTC table and repair all DTCs as necessary. See DTC TABLE FOR TIRE PRESSURE MONITORING .
The display "No DTC recognized" causes program to return to original setting after pressing the --> button.

Fig 4: VAG 1551 Scan Tool Display - Check DTC Memory, Tire Pressure Monitoring (No DTC Recognized)
Courtesy of AUDI OF AMERICA, INC.

Indicated on display:

Fig 5: VAG 1551 Scan Tool Display - Check DTC Memory, Tire Pressure Monitoring (Select Function)

Courtesy of AUDI OF AMERICA, INC.

If something else is displayed:

See Scan tool operating instructions

End output (function 06). See CAN-BUS, FUNCTION .
Switch off ignition and detach diagnostic connector.