A4 Quattro Sedan L4-1.8L Turbo (AEB) (1998)
Display Group 2
If displayed values are OK (as specified):
-
Press -> button to advance program sequence.
-
Press buttons -0- and -6- to select "End Output" function 06, and press -Q- button to confirm input.
-
Switch ignition off.
Evaluation of display group 2
Display Field 2
Checking voltage supply
-
Disconnect 4-pin harness connector from Mass Air Flow sensor (MAF).
-
Connect multimeter US 1119 (Fluke 83 or equivalent) between harness connector terminals 1 and 3 (to ECM), using adapter cables from VW
1594 connector test kit.
Specified value: 9.0 - 14.5 volts
If there is no voltage:
-
Switch ignition off.