Volkswagen Passat 1995 Official Factory Repair Manual page 1965

Multiport fuel injection and ignition system
Read Measuring Value Block
Input display group number XXX
Read Measuring Value Block
1 2 3 4
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HELP
1
Indicated on display
- Press buttons -0-, -0- and -1- to input display group
001 and press -Q- button to confirm input.
Indicated on display (1-4 = Display fields)
- Note Oxygen Sensor (O2S) control in display field 3.
1
Display group 001: Idle test
Display xxxx
RPM
Indicated Engine
speed
Working 650 -
range 6000
RPM
Specification 650 -
750
RPM
- Systematically spray parts of intake system with
engine leak detector spray.
If the engine speed drops or the value displayed for O2S
control changes:
- Check area of intake system which has been sprayed
for leaks and eliminate leaks.
Page 126 of 126
Display fields
2 3
xx.x%
xxx.x C
Engine
O2S
temperature control
- -25.0 to
25.0%
- The
value
must
fluctuate
at least
2% in
range -
5.0 to
5.0%
24-124
4
xx.x
Ignition
angle
0.0 -
40.0
2.0 -
15.0
12/6/2004