Ignition Timing, Checking

Special tools, testers and auxiliary items:
- VAG 1551/1552 scan tool with VAG 1551/3 adapter cable.

Test conditions:
- Electrical consumers switched off (radiator coolant fan must not run during the check).
- Air conditioner switched off.

Test sequence:
- Engine running at idle.
- Connect VAG 1551/1552 scan tool and select "Engine Electronics" address word 01. Testing and Inspection




Indicated on display
- Press buttons -0- and -8- to select "Read Measuring Value Block" function 08 and press -Q- button to confirm input.





Indicated on display
- Press buttons -0-, -1- and -0- to input display group 010 and press -Q- button to confirm input.




Indicated on display (1-4 = display fields)
- Check the ignition specifications (display fields 3 and 4).





- Read the readiness code. If DTC memory has been erased, verify repair via appropriate display group See Readiness code, creating. Testing and Inspection
- Press -> button
- Press buttons -0- and -6- to select "End Output" function 06 and press -Q- button to confirm input.