215922
431
Revision A
Fault
Codes
Telltale
Short
Description
Full
Fault
Description
Recommended
Fix/Check
Message
SA
SPN
FMI
176
521167
7
Electrical
Sys
te
m
Beacon
Lights
EK9
Relay
Normally
closed
contact
is
short
ed
Check
roof
relay
module
176
521175
1
Electrical
Sys
te
m
Dome
Light,
Cab
EK10
Relay
coil
open
or
not
present
Check
roof
relay
module
176
521175
2
Electrical
Sys
te
m
Dome
Light,
Cab
EK10
Relay
Coil
shorted
o
r
failed
relay
driver
Check
roof
relay
module
176
521175
3
Electrical
Sys
te
m
Dome
Light,
Cab
EK10
Relay
Normally
Open
contact
is
open
Check
roof
relay
module
176
521175
4
Electrical
Sys
te
m
Dome
Light,
Cab
EK10
Relay
Normally
Closed
contact
is
open
Check
roof
relay
module
176
521175
5
Electrical
Sys
te
m
Dome
Light,
Cab
EK10
Relay
coil
is
not
receiving
power
Check
wiring
to
roof
relay
module
EK10.
Contact
dealer
.
176
521175
6
Electrical
Sys
te
m
Dome
Light,
Cab
EK10
Relay
Normally
open
contact
is
short
ed
Check
roof
relay
module
176
521175
7
Electrical
Sys
te
m
Dome
Light,
Cab
EK10
Relay
Normally
closed
contact
is
short
ed
Check
roof
relay
module
176
521185
1
Electrical
Sys
te
m
Inner
Work
Lights
EC1
Circuit
Breaker
Blown
Check
roof
relay
module
176
521185
2
Electrical
Sys
te
m
Inner
Work
Lights
EC1
Circuit
Breaker
Not
Powered
Check
wiring
to
roof
relay
module
EC1
circuit
breaker
.
Contact
dealer
.
176
521288
1
Electrical
Sys
te
m
Out
er
Work
Lights
EC2
Circuit
Breaker
Blown
Check
roof
relay
module
176
521288
2
Electrical
Sys
te
m
Out
er
Work
Lights
EC2
Circuit
Breaker
Not
Powered
Check
wiring
to
roof
relay
module
EC2
circuit
breaker
.
Contact
dealer
.
176
521291
1
Electrical
Sys
te
m
Brake
Lights,
Eng
Fwd
EC3
Circuit
Breaker
Blown
Check
roof
relay
module
176
521291
2
Electrical
Sys
te
m
Brake
Lights,
Eng
Fwd
EC3
Circuit
Breaker
Not
Powered
Check
wiring
to
roof
relay
module
EC3
circuit
breaker
.
Contact
dealer
.
176
521294
1
Electrical
Sys
te
m
Low
Beam
Light
Cab
Fwd
EC4
Circuit
Breaker
Blown
Check
roof
relay
module
176
521294
2
Electrical
Sys
te
m
Low
Beam
Light
Cab
Fwd
EC4
Circuit
Breaker
Not
Powered
Check
wiring
to
roof
relay
module
EC4
circuit
breaker
.
Contact
dealer
.
176
521297
1
Electrical
Sys
te
m
Rear
Swath
Lights
EC5
Circuit
Breaker
Blown
Check
roof
relay
module