Ditch Witch RT115 User Manual
Page 219
RT115 Tier 3 - SERVICE
219
AS NEEDED
RT115 Tier 3 - SERVICE
219
AS NEEDED
SPN 654, FMI 7
injector #4 not
responding
check
injector and
flow limiter
SPN 655, FMI 5
injector #5 circuit has
high resistance
check wiring
and injector
solenoid
SPN 655, FMI 6
injector #5 circuit has
low resistance
SPN 655, FMI 7
injector #5 not
responding
check
injector and
flow limiter
SPN 656, FMI 5
injector #6 circuit has
high resistance
check wiring
and injector
solenoid
SPN 656, FMI 6
injector #6 circuit has
low resistance
SPN 656, FMI 7
injector #6 not
responding
check
injector and
flow limiter
SPN 898, FMI 9
speed or torque signal
unreliable
contact
Product
Support
SPN 970, FMI 31
engine shutdown
signal (not engine
fault)
check other
shutdown
devices
SPN 971, FMI 31
external fuel derate
switch active (not
engine fault)
SPN 1069, FMI 9
improper tire size
contact
Product
Support
SPN 1069, FMI 31
tire size error
Two-line diagnostic
code
Definition
Possible
cause
SPN 654, FMI 7
injector #4 not
responding
check
injector and
flow limiter
SPN 655, FMI 5
injector #5 circuit has
high resistance
check wiring
and injector
solenoid
SPN 655, FMI 6
injector #5 circuit has
low resistance
SPN 655, FMI 7
injector #5 not
responding
check
injector and
flow limiter
SPN 656, FMI 5
injector #6 circuit has
high resistance
check wiring
and injector
solenoid
SPN 656, FMI 6
injector #6 circuit has
low resistance
SPN 656, FMI 7
injector #6 not
responding
check
injector and
flow limiter
SPN 898, FMI 9
speed or torque signal
unreliable
contact
Product
Support
SPN 970, FMI 31
engine shutdown
signal (not engine
fault)
check other
shutdown
devices
SPN 971, FMI 31
external fuel derate
switch active (not
engine fault)
SPN 1069, FMI 9
improper tire size
contact
Product
Support
SPN 1069, FMI 31
tire size error
Two-line diagnostic
code
Definition
Possible
cause