Audi Workshop Service and Repair Manuals > A3 Mk1 > Body | Body Self-diagnosis | Self diagnosis, V.A.G Inspection Service | Self-diagnosis of airbag system BTU (Basic Triggering Unit) with and without side airbag

Body Self-diagnosis

Self-diagnosis of airbag system BTU (Basic Triggering Unit) with and without side airbag

Interrogating fault memory

Note:

The displayed fault information is not constantly updated but only when initiating self-diagnosis or with function 05 "Erase fault memory".

Performing function 02- "Interrogating fault memory"

→ Indicated on display:

Rapid data transfer HELP

Select function XX

→ Indicated on display:

Rapid data transfer Q

02 - Interrogate fault memory

→ The number of faults stored appears on the display.

X fault recognised ⇒

→ If the message "No fault recognised" is displayed, the program returns to its start position when pressing the ⇒key.

No fault recognised ⇒

→ Indicated on display:

Rapid data transfer HELP

Select function XX

If something else is displayed:

=> Fault reader operating instructions

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