Skoda Octavia Workshop Manual page 38

01
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Self-Diagnosis/Electrical Test
- Switch ignition off for all the test steps.
- Raise vehicle.
K -        ! "   # $ Separate the plug connection at the rear fi-
nal drive.
Notes:
♦ The correct range must be set at the hand-
held multimeter each time before connect-
ing the test cables. Otherwise, electronic
components might be destroyed.
)   0  
♦ If the measurements indicated differ only
slightly from the specifications, clean the
sockets and connectors of the testers and
of the test cables, and repeat test. Inspect
the cables and the connections before re-
placing any components.
- Plug in connector for control unit -J492-
again.
- Interrogate fault memory of control unit
-J492-
K
1 - Supply voltage (terminal 15)
2 - Earth (terminal 31)
3 - Positive connection of terminal 54 (brake
4 - Handbrake indicator switch -F9-
5 - K wire of diagnosis
6 - not assigned
7 - Data BUS link to engine control unit at
8 - Data BUS link to engine control unit at
electrical test
 % 
⇒
0 & & # $
1  
electrical
page 01-12.
of connector
light, brake light switch)
ABS control unit (CAN Low)
ABS control unit (CAN High)
OCTAVIA
  &  '
Edition 02.00
S00.5130.51.20