WABCO iABS 2S/1M Standard, Maintenance Manual

Page: 77 / 188

77
Diagnostics
Blink
Code
SPN FMI
Suspect
Component
and Location
ITP
Function
Fault
Description
(FMI)
Cause Repair Information
18 1472 4 GIO
Component
Multiple
ITP
Func-
tions
Free
Con fi gurable
Function -
(DOut1)
Under-
voltage/
Short Circuit
to Ground
A short circuit
to ground was
detected at the
freely con
fi gurable
function digital
output 1.
- Verify connectors are
properly seated and have no
signs of moisture or corrosion.
- Check for signs of damage to
the cable or connectors.
- Verify good continuity for the
GIO circuit.
- Verify no continuity to ground
is present on the GIO circuit.
18 1472 5 GIO
Component
Multiple
ITP
Func-
tions
Free
Con fi gurable
Function -
(DOut1)
Supply Cable
Interruption
Nothing is
connected at
the digital output
1 of the freely
con
fi gurable
function or the
cable is defective.
- Verify connectors are
properly seated and have no
signs of moisture or corrosion.
- Check for signs of damage to
the cable or connectors.
- Verify good continuity for the
GIO circuit.
18 1472 6 GIO
Component
Multiple
ITP
Func-
tions
Free
Con fi gurable
Function -
(DOut1)
Current
Too High
or Circuit
Grounded
Overload was
detected at the
freely con
fi gurable
function digital
output 1.
- Verify connectors are
properly seated and have no
signs of moisture or corrosion.
- Check for signs of damage to
the cable or connectors.
- Verify good continuity for the
GIO circuit.
- Verify no continuity to ground
is present on the GIO circuit.
18 1473 3 GIO
Component
Multiple
ITP
Func-
tions
Free
Con fi gurable
Function -
(DOut2)
Voltage
Above
Normal or
Shorted High
A short circuit to
supply voltage was
detected at the
freely con
fi gurable
function digital
output 2.
- Verify connectors are
properly seated and have no
signs of moisture or corrosion.
- Check for signs of damage to
the cable or connectors.
- Verify good continuity for the
GIO circuit.
- Verify no short to voltage is
present on the GIO circuit.
18 1473 4 GIO
Component
Multiple
ITP
Func-
tions
Free
Con fi gurable
Function -
(DOut2)
Under-
voltage/
Short Circuit
to Ground
A short circuit
to ground was
detected at the
freely con
fi gurable
function digital
output 2.
- Verify connectors are
properly seated and have no
signs of moisture or corrosion.
- Check for signs of damage to
the cable or connectors.
- Verify good continuity for the
GIO circuit.
- Verify no continuity to ground
is present on the GIO circuit.