WABCO iABS 2S/1M Standard, Maintenance Manual

Page: 97 / 188

97
Diagnostics
Blink
Code
SPN FMI
Suspect
Component
and Location
ITP
Function
Fault
Description
(FMI)
Cause Repair Information
18 2096 3 GIO
Component
Multiple
ITP
Func-
tions
Permanent
Power 2 -
Overvoltage/
Short to
Supply
Voltage
The cable to the
component on the
permanent power
output 2 has a short
circuit to supply
voltage.
- Check the cable between
modulator and the connected
component.
- Check for tight seat of the
connectors.
- Test the cable for continuity
from end to end.
- Check whether water or
moisture has entered into one
of the connectors and check
the seals for proper
fi t.
- Check whether the cable is
frayed.
- If no other fault can be
found, replace the connected
components.
18 2096 4 GIO
Component
Multiple
ITP
Func-
tions
Permanent
Power 2 -
Under-
voltage/
Short Circuit
to Ground
The cable to the
component on the
permanent power
output 2 has a short
circuit to ground.
- Check the cable between
modulator and the connected
component.
- Check for tight seat of the
connectors.
- Test the cable for continuity
from end to end.
- Check whether water or
moisture has entered into one
of the connectors and check
the seals for proper
fi t.
- Check whether the cable is
frayed.
- If no other fault can be
found, replace the connected
components.
18 2096 5 GIO
Component
Multiple
ITP
Func-
tions
Permanent
Power 2 -
Supply Cable
Interruption
The cable to the
component on the
permanent power
output 2 is not
connected or is
defective.
- Check the cable between
modulator and the connected
component.
- Check for tight seat of the
connectors.
- Check whether the cable is
frayed.
- If no other fault can be
found, replace the connected
components.