24-98
If engine speed drops, or the value displayed for oxygen sensor control changes:
Read Measuring Value Block 1 1 2 3 4
Indicated on display (1-4 = display fields)
- Monitor oxygen sensor control in display field 3.
Display fields
1 2 3 4
Display group 1: Idle test
Display xxxx RPM
xxx.x C
xx.x% xxxxxx
Indicates Engine speed
(in 40 RPM
steps) Engine
temperature Oxygen sensor control Adjustment
conditions
Range 0-6800 RPM --- -25.0 to 25.0 % ---
Specified
value 760-960 RPM --- In the range of -10.0 to 10.0% the value must
fluctuate by at least 2% ---
- Systematically spray parts of intake air system with engine leak detector spray.
- Check for leaks in area of intake air system most recently sprayed, and eliminate leaks.
Pa
ge 135 of 135 Motronic Multi
port Fuel In
jection
(MFI
) and i
gnition s
ystem
11/19/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU02.24.1
