214733 455 Revision A
Fault Codes
Telltale
Short
Description
Full Fault
Description
Recommended
Fix/Check Message
SA SPN
FMI
178 521194
6
Electrical
System
High Beam, Engine Fwd
BK2 Relay Normally open
contact is shorted
Replace relay.
178 521194
7
Electrical
System
High Beam, Engine Fwd
BK2 Relay Normally closed
contact is shorted
Replace relay.
178 521226 1
Electrical
System
Right Turn Signal
BK3 Relay coil open or not
present
Check chassis module for missing replay. Replace
relay.
178 521226 2
Electrical
System
Right Turn Signal
BK3 Relay Coil shorted or
failed relay driver
Replace relay.
178 521226 3
Electrical
System
Right Turn Signal
BK3 Relay Normally Open
contact is open
Replace relay.
178 521226
4
Electrical
System
Right Turn Signal
BK3 Relay Normally Closed
contact is open
Replace relay.
178 521226
5
Electrical
System
Right Turn Signal
BK3 Relay coil is not
receiving power
Contact Dealer.
178 521226 6
Electrical
System
Right Turn Signal
BK3 Relay Normally open
contact is shorted
Replace relay.
178 521226
7
Electrical
System
Right Turn Signal
BK3 Relay Normally closed
contact is shorted
Replace relay.
178 521210 1
Electrical
System
Low Beam Lights, EF
BK5 Relay coil open or not
present
Check chassis module for missing replay. Replace
relay.
178 521210 2
Electrical
System
Low Beam Lights, EF
BK5 Relay Coil shorted or
failed relay driver
Replace relay.
178 521210 3
Electrical
System
Low Beam Lights, EF
BK5 Relay Normally Open
contact is open
Replace relay.
178 521210 4
Electrical
System
Low Beam Lights, EF
BK5 Relay Normally Closed
contact is open
Replace relay.
178 521210
5
Electrical
System
Low Beam Lights, EF
BK5 Relay coil is not
receiving power
Contact Dealer.
178 521210 6
Electrical
System
Low Beam Lights, EF
BK5 Relay Normally open
contact is shorted
Replace relay.
178 521210 7
Electrical
System
Low Beam Lights, EF
BK5 Relay Normally closed
contact is shorted
Replace relay.
REFERENCE