Skoda OCTAVIA MK1 Service Manual page 251

– Foot brake activated and engage a driving position.
Display field 2 must display "1".
If the readout in the display is not as described, connect the test
– box -V.A.G 1598/22- at wiring loom to the engine control unit
→ Chapter.
Connect voltage tester between socket 3 (terminal 30) and socket
–
22.
– The voltage tester must go out when engaging a driving position.
If the voltage tester lights up continuously or not at all, test the
wiring of contact 22 at engine control unit to relay for starter lock
–
and reversing light -J226- for short circuit to positive or to earth as
well as for interruption
locations.
If there is no fault in the wiring, check the multi-function switch
–
→ Automatic Gearbox.
Test the starter signal
Special tools and workshop equipment required
t Handheld multimeter, e.g. -V.A.G 1526 A -
t Measuring tool set -V.A.G 1594 A -
t Test box -V.A.G 1598/22-
Note
The starter signal (terminal 50, of the ignition lock) enters at the same input of the engine
t
control unit as the P/N signal.
If the engine control unit detects the start signal, immediately after this the fuel pump relay
t
is switched on.
On vehicles fitted with automatic gearbox: pull out the relay for starter lock and reversing
–
light -J226-.
Connect the test box -V.A.G 1598/22 - to the wiring loom of the engine control unit
–
→ Chapter.
Connect the multimeter for voltage measurement between the bushes 2 (earth) and 22
–
(terminal 50).
– Activate the starter. A min. of 8 V must be displayed at the multimeter.
If the specified value is not reached:
Inspect the wiring to the ignition lock (terminal 50) according to the current flow diagram
–
→ Current flow diagrams and Fitting
→ Current flow diagrams and Fitting
→ Rep. Gr.01.
locations.
251
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