Volkswagen Passat 1995 Official Factory Repair Manual page 3282

Teves 20 GI ABS and ABS/EDL electrical test
Test VAG
step 1598/21
sockets
3 8 + 23
4 8 + 12
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Switch to voltage measuring range - 20 V
Test of
Voltage supply
(terminal X) on ABS
control module -
J104-
Function of brake
light switch -F-
Specified
Test
conditions
- Additional
operations
10.0 - 14.5
Ignition
switched on
Ignition
switched off
0.0 - 0.5 V
- Brake pedal not
depressed
10.0 - 14.5
- Depress brake
pedal
Repairing malfunction
value
- Check wire from
V
terminal 8 to Ground
(GND)
- Check wire from
terminal 23 to terminal
D/3 (relay panel)
- Check fuse -S20- and
brake light switch -F-.
- Check wire from
terminal 8 to Ground
(GND)
- Check wire from
V
terminal 12 to terminal
W/4 (relay panel)
Page 6 of 17
01-134
12/7/2004