Ignition System: Testing and Inspection

Special Tools, Testers And Auxiliary Items
- VAG 1551/1552 Scan Tool With VAG 1551/3 adapter cable Test sequence
- Connect VAG 1551 scan tool (VAG 1552) and select "Engine Electronics" address word 01. When doing this the engine must be running at idle speed.

Indicated on display

Rapid data transfer HELP
select function XX

- Press buttons -0- and -8- to select "Read measuring value block" function 08 and press -Q- button to confirm input.

Indicated on display

Read Measuring Value Block HELP
Input display group number XXX

- Press buttons -1-, -1- and -0- to input display group 110 and press -Q- button to confirm input.

Indicated on display (1-4 = Display fields)

Read Measuring Value Block 110 -->
1 2 3 4

- Check the specifications for misfire detection (Display Fields 2-4).




Display Group 110: Misfire Detection 1

- Read the readiness code. If DTC memory has been erased, repair must be verified via appropriate display group: Readiness code, creating.
- press -> button.
- Press buttons -0- and -6- for the "End Output" function and press -Q- button to confirm input.




Evaluating Display Group 110