214733 450 Revision A
Fault Codes
Telltale
Short
Description
Full Fault
Description
Recommended
Fix/Check Message
SA SPN
FMI
176
521151
4
Electrical
System
Brake Lights, Eng Fwd
EK7 Relay Normally Closed
contact is open
Check chassis relay module.
176 521151
5
Electrical
System
Brake Lights, Eng Fwd
EK7 Relay coil is not
receiving power
Check wiring to chassis relay module EK7.
Contact Dealer.
176 521151 6
Electrical
System
Brake Lights, Eng Fwd
EK7 Relay Normally open
contact is shorted
Check chassis relay module.
176
521151
7
Electrical
System
Brake Lights, Eng Fwd
EK7 Relay Normally closed
contact is shorted
Check chassis relay module.
176 521159
1
Electrical
System
Cab Swath Lights, Roof
EK8 Relay coil open or not
present
Check chassis relay module.
176 521159 2
Electrical
System
Cab Swath Lights, Roof
EK8 Relay Coil shorted or
failed relay driver
Check chassis relay module.
176 521159 3
Electrical
System
Cab Swath Lights, Roof
EK8 Relay Normally Open
contact is open
Check chassis relay module.
176 521159
4
Electrical
System
Cab Swath Lights, Roof
EK8 Relay Normally Closed
contact is open
Check chassis relay module.
176 521159
5
Electrical
System
Cab Swath Lights, Roof
EK8 Relay coil is not
receiving power
Check wiring to chassis relay module EK8.
Contact Dealer.
176 521159 6
Electrical
System
Cab Swath Lights, Roof
EK8 Relay Normally open
contact is shorted
Check chassis relay module.
176 521159
7
Electrical
System
Cab Swath Lights, Roof
EK8 Relay Normally closed
contact is shorted
Check chassis relay module.
176 521167 1
Electrical
System
Beacon Lights
EK9 Relay coil open or not
present
Check chassis relay module.
176 521167 2
Electrical
System
Beacon Lights
EK9 Relay Coil shorted or
failed relay driver
Check chassis relay module.
176 521167 3
Electrical
System
Beacon Lights
EK9 Relay Normally Open
contact is open
Check chassis relay module.
176 521167
4
Electrical
System
Beacon Lights
EK9 Relay Normally Closed
contact is open
Check chassis relay module.
176 521167
5
Electrical
System
Beacon Lights
EK9 Relay coil is not
receiving power
Check wiring to chassis relay module EK9.
Contact Dealer.
REFERENCE