Engine diagnostic codes – Ditch Witch RT115 User Manual
Page 215
RT115 Tier 3 - SERVICE
215
AS NEEDED
RT115 Tier 3 - SERVICE
215
AS NEEDED
Engine Diagnostic Codes
To read a step-by-step troubleshooting sequence for each code,
see repair guide.
Two-line diagnostic
code
Definition
Possible
cause
SPN 28, FMI 3
attachment throttle
input high
check sensor
(E2) and
wiring
SPN 28, FMI 4
attachment throttle
input low
SPN 29, FMI 3
primary throttle input
high
SPN 29, FMI 4
primary throttle input
low
SPN 100, FMI 1
engine oil pressure
extremely low
oil pressure
sensor (R1)
SPN 100, FMI 3
engine oil pressure
input voltage high
oil pressure
sensor (R1)
SPN 100, FMI 4
engine oil pressure
input voltage low
oil pressure
sensor (R1)
SPN 100, FMI 18
engine oil pressure
moderately low
oil pressure
sensor (R1)
SPN 105, FMI 3
manifold air temp
input voltage high
manifold air
temp sensor
(R2)
SPN 105, FMI 4
manifold air temp
input voltage low
manifold air
temp sensor
(R2)
SPN 105, FMI 16
manifold air temp
moderately high
manifold air
temp sensor
(R2)
Engine Diagnostic Codes
To read a step-by-step troubleshooting sequence for each code,
see repair guide.
Two-line diagnostic
code
Definition
Possible
cause
SPN 28, FMI 3
attachment throttle
input high
check sensor
(E2) and
wiring
SPN 28, FMI 4
attachment throttle
input low
SPN 29, FMI 3
primary throttle input
high
SPN 29, FMI 4
primary throttle input
low
SPN 100, FMI 1
engine oil pressure
extremely low
oil pressure
sensor (R1)
SPN 100, FMI 3
engine oil pressure
input voltage high
oil pressure
sensor (R1)
SPN 100, FMI 4
engine oil pressure
input voltage low
oil pressure
sensor (R1)
SPN 100, FMI 18
engine oil pressure
moderately low
oil pressure
sensor (R1)
SPN 105, FMI 3
manifold air temp
input voltage high
manifold air
temp sensor
(R2)
SPN 105, FMI 4
manifold air temp
input voltage low
manifold air
temp sensor
(R2)
SPN 105, FMI 16
manifold air temp
moderately high
manifold air
temp sensor
(R2)