Skoda OCTAVIA MK1 Service Manual page 160

9 less than 2
greater than 4
10 less than 23
greater than
27
2) Depending on the ambient temperature and the stationary time of the vehicle.
Display group 001 (basic values):
When display group 001 is selected in function 04 "Basic setting", the engine control unit is
adapted to the throttle valve control unit -J338- (see display group 098). Perform adaptation
→ Chapter.
l Engine runs in idling speed
Reading measured
value block 1
xxx rpm xxx °C x.xx V xxxxx
1 2
high fuel volume from the activated
t
charcoal filter system
incorrect injection valves with too high
t
fuel flow rate fitted
t Fuel pressure regulator defective
increased engine load due to electric
consumers, air conditioning system
t
switched on, engaged driving position,
power steering up to the stop
t Gear engaged (automatic gearbox)
Throttle valve control unit -J338-
t
jamming or faulty
large unmetered air volume (cannot be
t compensated (equalised) by idle
stabilizer)
Throttle valve control unit -J338-
t
jamming or faulty
large unmetered air volume (cannot be
t compensated (equalised) by idle
stabilizer)
→ ← Readout on display
xxx
3 4 ← Display fields
Setting condition of the throttle valve
160
Testing solenoid valve for
–
activated charcoal filter
→ Chapter.
Testing fuel injected
–
quantity → Chapter.
Inspect fuel pressure
–
regulator → Chapter.
– Eliminate load.
Put selector lever in P or
–
N.
Inspecting throttle valve
–
control unit → Chapter.
– Eliminate unmetered air.
Testing idling speed
–
→ Chapter.
Inspecting throttle valve
–
control unit → Chapter.
– Eliminate unmetered air.
Testing idling speed
–
→ Chapter.
Specificat
ion
00000010
Analysis
→ Ancho