Check DTC Memory (scan tool function 02): Checking

Connect VAG1551/VAG1552 Scan Tool (ST) and press buttons -0- and -1- to insert "Engine Electronics" address word 01 (engine running at idle). See VAG1551/VAG1552 SCAN TOOL (ST), CONNECTING AND SELECTING "ENGINE ELECTRONICS" ADDRESS WORD 01 .

NOTE: If engine does not start:

Operate starter to crank engine for approx. 6 seconds, then do not switch ignition off.

Press PRINT button to switch scan tool printer on (indicator light in button lights up).

Indicated on display

Fig 1: VAG Scan Tool Display - Check DTC Memory, Scan Tool Function 02 (1 Of 3)

Press buttons -0- and -2- to select "Check DTC Memory" function 02, and press -Q- button to confirm input.

Indicated on display (number of stored malfunctions, or "No DTC recognized")

Fig 2: VAG Scan Tool Display - Check DTC Memory, Scan Tool Function 02 (2 Of 3)

NOTE: If scan tool displays do not appear as indicated:

Scan tool operating instructions

If one or more malfunctions are stored:

Stored malfunctions are displayed one after another, and are printed out along with applicable DTCs.

Indicated on display (after all stored malfunctions)

Fig 3: VAG Scan Tool Display - Check DTC Memory, Scan Tool Function 02 (3 Of 3)

If no DTCs are recognized:

Press button to advance through program sequence.
Press buttons -0- and -6- to select "End Output" function 06, and press -Q- button to confirm input.
Repair malfunctions according to DIAGNOSTIC TROUBLE CODE (DTC) TABLE .
Erase DTC memory. See ERASE DTC MEMORY (SCAN TOOL FUNCTION 05) .