DTC Memory, Checking

Check DTC Memory

NOTE: The vehicle system tester V.A.G 1552 can be used instead of the V.A.G 1551 scan tool, however a print-out is not possible.

- Connecting scan tool. Scan Tool Connecting
- Initiating On Board Diagnostic (OBD). On Board Diagnostic (OBD) For Convenience System, Initiating
- Switch on printer with Print button (warning lamp in button lights up).

Indicated on display:

Rapid data transfer HELP
Select function XX

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

Indicated on display:

Rapid data transfer Q
02 - Check DTC memory

- Press "Print" button
- Confirm entry with the -Q- button.

The number of stored malfunctions appears in the display.

X DTCs recognized!

The stored malfunctions are displayed and printed out one after the other.

NOTE: If a DTC is recognized:
1. Repair malfunction
2. Erase DTC memory (function 05).
3. Check DTC memory again (function 02).

- The DTCs printed out can be repaired with aid of DTC table. Central Locking System
- The function "Read Measuring Value Block" and Display group overview are additional aids.

Reading

Evaluating Measured Value Blocks

The measured value block is divided into 10 display group numbers. The assignment of the individual display zones can be taken from the display group overview. Evaluating Measured Value Blocks

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

No DTC recognized! ->

Indicated on display:

Rapid data transfer HELP
Select function XX

If something else is displayed:
- Press buttons -0- and -6- to end the output.

Indicated on display:

Rapid data transfer Q
06 End output

- Confirm entry with the -Q- button.

Indicated on display:

Rapid data transfer HELP
Enter address word XX

- Switch off ignition.
- Disconnect connector to V.A.G 1551 scan tool.