Manual
RT115 Tier 3- SERVICE
AS NEEDED
218 RT115 Tier 3 - SERVICE
AS NEEDED
SPN 639, FMI 13 CAN error ECU (U1),
diagnostic
gauge (M1),
wiring
connections
SPN 651, FMI 5 injector #1circuit has
high resistance
check wiring
and injector
solenoid
SPN 651, FMI 6 injector #1circuit has
low resistance
SPN 651, FMI 7 injector #1 not
responding
check
injector and
flow limiter
SPN 652, FMI 5 injector #2 circuit has
high resistance
check wiring
and injector
solenoid
SPN 652, FMI 6 injector #2 circuit has
low resistance
SPN 652, FMI 7 injector #2 not
responding
check
injector and
flow limiter
SPN 653, FMI 5 injector #3 circuit has
high resistance
check wiring
and injector
solenoid
SPN 653, FMI 6 injector #3 circuit has
low resistance
SPN 653, FMI 7 injector #3 not
responding
check
injector and
flow limiter
SPN 654, FMI 5 injector #4 circuit has
high resistance
check wiring
and injector
solenoid
SPN 654, FMI 6 injector #4 circuit has
low resistance
Two-line diagnostic
code
Definition Possible
cause
SPN 639, FMI 13 CAN error ECU (U1),
diagnostic
gauge (M1),
wiring
connections
SPN 651, FMI 5 injector #1circuit has
high resistance
check wiring
and injector
solenoid
SPN 651, FMI 6 injector #1circuit has
low resistance
SPN 651, FMI 7 injector #1 not
responding
check
injector and
flow limiter
SPN 652, FMI 5 injector #2 circuit has
high resistance
check wiring
and injector
solenoid
SPN 652, FMI 6 injector #2 circuit has
low resistance
SPN 652, FMI 7 injector #2 not
responding
check
injector and
flow limiter
SPN 653, FMI 5 injector #3 circuit has
high resistance
check wiring
and injector
solenoid
SPN 653, FMI 6 injector #3 circuit has
low resistance
SPN 653, FMI 7 injector #3 not
responding
check
injector and
flow limiter
SPN 654, FMI 5 injector #4 circuit has
high resistance
check wiring
and injector
solenoid
SPN 654, FMI 6 injector #4 circuit has
low resistance
Two-line diagnostic
code
Definition Possible
cause