Skoda OCTAVIA MK1 Service Manual page 260

Unlock plug connection and remove from
–
ABS control unit.
Check CAN databus cables for short
–
circuiting with each other:
Measure resistance between test box
–
sockets 29 and 31.
Specified value: ∞ Ω.
If the specified value is not reached (there
is a short-circuit between the cables):
Eliminate the fault in the wiring
– according to the current flow diagram
→ Current flow diagrams and Fitting
locations.
If the specified value is reached (there is
no short-circuit between the cables):
Connect test box -V.A.G 1598/21 --1- to
–
wiring loom of the ABS control unit -2-.
Check CAN databus cables between the
– test box bushes 1598/22 and 1598/21 for
interruption according to the current flow
diagram: cable resistance: max. 1.5 Ω.
Bush to test box 1598/22
– Additionally check the cable for a short circuit to positive and/or to earth.
If no fault is found:
– Replace ABS control unit:
If the measured value corresponds to the specified value:
– Remove air filter:
– Unlock plug connection and remove from
29
31
→ Chassis → Rep.
Bush to test box 1598/21
Gr.45.
260
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