Skoda OCTAVIA MK1 Service Manual page 154

Engine
t Manipulation attempt
control unit
blocked
Line interruption or short-
circuit to positive and/or
t earth between engine
control unit and
immobilizer control unit
Immobilizer control unit
t
defective
Signal input in the engine
control unit defective
t
(engine control unit
defective)
Start attempt with
t
unauthorised ignition key
Engine control unit not
t adapted to immobilizer
control unit
65535
Control unit
Faults within the engine
t
defective
control unit
Note
The immobilizer control unit is located in the dash panel insert and cannot be replaced
individually.
Engine starts briefly
t but then stops
immediately
Poor vehicle
t
handling
t Engine stoppage
154
Remove open circuit in
wiring or short circuit
– according to current flow
diagram → Current flow
diagrams and Fitting
locations.
Replace dash panel
–
insert.
Replacing engine control
–
unit → Chapter.
Adapt ignition key
–
→ Electrical System.
→ Rep. Gr.96.
Adapt the engine control
–
unit to the immobiliser
control unit → Chapter.
Replacing engine control
–
unit → Chapter.