Skoda OCTAVIA MK1 Service Manual page 232

electronics". Engine idling.
Select 08 for the function "read measured value block" and further select display group
–
002.
Observe display in display field 4.
Note
Meaning of the digits in the
display field 4:
Display field 4
1XXX
X1XX
XX1X
XXX1
The read-out for the idling must be on "0100".
– Slowly accelerate.
The following appears in the display:
The read-out for the partial load must be on "0010". (When opening
the throttle valve, the idling switch opens at the same time).
If the specified values are not reached, switch off the ignition and
–
connect the test box -V.A.G 1598/22- to the wiring loom of the
engine control unit
Measure the resistance between the sockets 67 and 69 using a
–
handheld multimeter.
Specified value: continuity, max. 1.5 °Ω. (Throttle valve shut)
– Slightly open throttle valve.
Specified value: ∞ Ω (no continuity)
If the specified value is not reached, check the wiring and the
– contacts for continuity, damage or contamination according to the
current flow diagram, if necessary clean or replace damaged parts
→ Current flow diagrams and Fitting
Then adapt the engine control unit to the throttle valve control unit
–
→ Chapter.
If the specified value is not reached again, check throttle valve for
–
dirt and/or resistance and clean if necessary.
Reading measured value block 2
850/rpm
Meaning of the display
Trailing throttle
Idling
Partial load
Full load
→ Chapter.
locations.
120 mg/s 0 km/s
232
0100
Reading measured value
block 2
->
1000/rpm 120 mg/s
0 km/s 0010
->