Audi Workshop Service and Repair Manuals > A3 Mk1 > Power unit | Motronic injection and ignition system (4-cyl.) | Self diagnosis, V.A.G Inspection Service

Motronic injection and ignition system (4-cyl.)

Reading measured value block

Test requirements

‒ Connect fault reader V.A.G 1551 (V.A.G 1552). Then start engine and select engine control unit with "Address word" 01.
(Connecting fault reader and selecting engine control unit=>Page 01-8)

→ Indicated on display:

Rapid data transfer HELP

Select function XX

‒ Press keys 0 and 8 for "Read measured value block" function and confirm entry with Q key.

→ Indicated on display:

Read measured value block

Enter display group number XXX

Note:

The display group to be selected can be seen from the respective functional tests and component checks.

→ Indicated on display, e.g.:

Read measured value block 0 ⇒

1 2 3 4 5 6 7 8 9 10

Note:

Proceed as follows to switch to a different display group:

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