Volkswagen Passat 1995 Official Factory Repair Manual page 1930

Multiport fuel injection and ignition system
Read Measuring Value Block
Input display group number XXX
Read Measuring Value Block
1 2 3 4
Display group 001: Idle test
Display xxxx
RPM
Indicated Engine
speed
Working 650 -
range 6000
RPM
Specification 0 RPM
1)
If a temperature is displayed which deviates greatly from the ambient temperature of the sensor, check
sensor wiring for resistance/open circuit.
http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.FU07.24.1
Indicated on display
HELP
- Press buttons -0-, -0- and -1- to input display group 001 and
Indicated on display (1-4 = Display fields)
1
- Check the specification for coolant temperature sensor
1
Coolant temperature
-46.5 to 141.0 C
Approx. ambient temperature
-
If specification is not attained
Page 24-91
group 001
press -Q- button to confirm input.
(display field 2).
Display fields
2
xxx.x C
1)
, evaluating display
3
xx.x%
O2S control
-25.0 to 25.0%
The value must fluctuate
at least 3% in range -5.0
to 5.0%
-
Page 91 of 126
24-89
4
xx.x
Ignition
angle
0.0 - 50.0
2.0 - 15.0
-
12/6/2004