Skoda Octavia II 2004 Workshop Manual page 36

Octavia II 2004 ➤ , Octavia II 2010 ➤
Brake systems - Edition 11.2017
ABS warning light - K47-
♦ If the ABS warning light - K47- -2- does not go out after the
ignition is switched on and after completion of the test se‐
quence, the causes of the fault may be:
a - the supply voltage is less than 10 V
b - an ABS fault is present
WARNING
If an ABS fault -b- is present, the anti-lock brake system re‐
mains switched off while the conventional brake system re‐
mains fully operational.
c - a sporadic fault existed on a wheel speed sensor after the last
vehicle start
In this case the ABS warning light - K47- goes out automatically
after restarting the vehicle and after a speed above 20 km/h is
reached.
d - the connection from the dash panel insert to the ABS control
unit - J104- is interrupted ⇒ Current flow diagrams, Electrical fault
finding and Fitting locations
e - the dash panel insert is defective
ABS warning light - K47- and dual circuit and hand brake system
warning light - K7-
♦ If the ABS warning light - K47- -2- goes out or the dual circuit
and hand brake system warning light - K7- -4- lights up, the
causes of the fault may be:
a - the hand-brake is still applied
b - the brake fluid level is too low (warning light flashes)
On switching on the ignition three warning tones are audible.
c - There is a fault on the lines to the dual circuit and hand brake
system warning light - K7- ⇒ Current flow diagrams, Electrical fault
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finding and Fitting locations
unless authorised by ŠKODA AUTO A. S. ŠKODA AUTO A. S. does not guarantee or accept any liability
with respect to the correctness of information in this document. Copyright by ŠKODA AUTO A. S.�
♦ If the ABS warning light - K47- (-2-) and the dual circuit and
hand brake system warning light - K7- (-4-) light up, the ABS
system is defective. There will be a change in braking behav‐
iour.
WARNING
Once the ABS warning light - K47- and the dual circuit and
hand brake system warning light - K7- have lit up then the rear
wheels lock quite early on when braking.
30
Rep. gr.45 - Anti-lock brake system