User Manual
...........continued
TYPE SPN FMI
En-
gine
Ma-
chine
type
Description
MCU 174 6 * F Bucket Lever Detent Solenoid Cir-
cuit - Current Above Normal
ECM 175 0 C E Engine Oil Temperature - Data valid
but above normal operational range
- Most Severe Level
ECM 175 0 C L Engine Oil Temperature - Data valid
but above normal operational range
- Most Severe Level
ECM 175 16 C F Engine Oil Temperature - Data Valid
But Above Normal Operating Range
- Moderately Severe Level
ECM 175 3 C F Engine Oil Temperature Sensor 1
Circuit - Voltage above normal, or
shorted to high source
ECM 175 4 C F Engine Oil Temperature Sensor 1
Circuit - Voltage below normal, or
shorted to low source
ECM 175 11 S E Oil temp sensor, faulty
ECM 175 11 S L Oil temp sensor, faulty
ECM 175 16 C E Engine Oil Temperature - Data Valid
But Above Normal Operating Range
- Moderately Severe Level
ECM 175 16 C L Engine Oil Temperature - Data Valid
But Above Normal Operating Range
- Moderately Severe Level
ECM 175 3 C E Engine Oil Temperature Sensor 1
Circuit - Voltage above normal, or
shorted to high source
ECM 175 3 C L Engine Oil Temperature Sensor 1
Circuit - Voltage above normal, or
shorted to high source
ECM 175 3 S E Oil temp sensor, short circuit to
+24V
ECM 175 3 S L Oil temp sensor, short circuit to
+24V
ECM 175 4 C E Engine Oil Temperature Sensor 1
Circuit - Voltage below normal, or
shorted to low source
ECM 175 4 C L Engine Oil Temperature Sensor 1
Circuit - Voltage below normal, or
shorted to low source
ECM 175 4 S E Oil temp sensor, short circuit to
ground
ECM 175 4 S L Oil temp sensor, short circuit to
ground
ECM 175 11 S F Oil temp sensor, faulty
ECM 175 3 S F Oil temp sensor, short circuit to
+24V
ECM 175 4 S F Oil temp sensor, short circuit to
ground
ECM 175 2 C E Engine Oil Temperature - Data er-
ratic, intermittent or incorrect
ECM 175 2 C L Engine Oil Temperature - Data er-
ratic, intermittent or incorrect
MCU 175 1 * E Pump Flow Conflux Solenoid-Data
Valid But Below Normal Operational
Range
MCU 175 1 * L Pump Flow Conflux Solenoid-Data
Valid But Below Normal Operational
Range
MCU 175 4 * E Pump Flow Conflux Solenoid-Volt-
age Below Normal, Or Shorted To
Low Source
MCU 175 4 * L Pump Flow Conflux Solenoid-Volt-
age Below Normal, Or Shorted To
Low Source
MCU 175 6 * E Pump Flow Conflux Solenoid-Cur-
rent Above Normal Or Grounded
Circuit
continued..........
...........continued
TYPE SPN FMI
En-
gine
Ma-
chine
type
Description
MCU 175 6 * L Pump Flow Conflux Solenoid-Cur-
rent Above Normal Or Grounded
Circuit
ECM 175 0 C F Oil Temperature : Engine Oil Tem-
perature -Data Valid but Above Nor-
mal Operational Range - Most Se-
vere Level
ECM 175 2 C F Oil Temperature : Engine Oil Tem-
perature - Data Erratic, Intermittent,
or Incorrect
MCU 176 1 * E Pump Flow Sync. Solenoid-Data
Valid But Below Normal Operational
Range
MCU 176 1 * L Pump Flow Sync. Solenoid-Data
Valid But Below Normal Operational
Range
MCU 176 4 * E Pump Flow Sync. Solenoid-Voltage
Below Normal, Or Shorted To Low
Source
MCU 176 4 * L Pump Flow Sync. Solenoid-Voltage
Below Normal, Or Shorted To Low
Source
MCU 176 6 * E Pump Flow Sync. Solenoid-Current
Above Normal Or Grounded Circuit
MCU 176 6 * L Pump Flow Sync. Solenoid-Current
Above Normal Or Grounded Circuit
ECM 176
1
1 C F Catalyst Tank Level Data Valid but
Below Normal Operational Range
Most Severe Level. No catalyst sol-
ution has been detected in the cata-
lyst solution tank.
ECM 176
1
10 C F Aftertreatment 1 Diesel Exhaust Flu-
id Tank Level Sensor - Abnormal
Rate of Change
ECM 176
1
11 C F Aftertreatment 1 Diesel Exhaust Flu-
id Tank Level Sensor - Root Cause
Not Known
ECM 176
1
13 C F Aftertreatment 1 Diesel Exhaust Flu-
id Tank Level Sensor - Out of Cali-
bration
ECM 176
1
17 C F Aftertreatment 1 Diesel Exhaust Flu-
id Tank Level - Data Valid But Be-
low Normal Operating Range -
Least Severe Level
ECM 176
1
18 C F Catalyst Tank Level Data Valid but
Below Normal Operational Range
Moderately Severe Level. Low cata-
lyst solution level has been detected
in the catalyst solution tank.
ECM 176
1
2 C F Catalyst Tank Level Sensor Data
Erratic, Intermittent, or Incorrect.
Catalyst solution level is not chang-
ing with engine operating condi-
tions.
ECM 176
1
3 C F Catalyst Tank Level Sensor Circuit
Voltage Above Normal, or Shorted
to High Source. High signal voltage
detected at the catalyst tank level
sensor circuit.
ECM 176
1
4 C F Catalyst Tank Level Sensor Circuit
Voltage Below Normal, or Shorted
to Low Source. Low signal voltage
detected at the catalyst tank level
sensor circuit.
ECM 176
1
5 C F Aftertreatment 1 Diesel Exhaust Flu-
id Tank Level Sensor Circuit - Cur-
rent below normal or open circuit
ECM 176
1
6 C F Aftertreatment 1 Diesel Exhaust Flu-
id Tank Level Sensor Circuit - Cur-
rent above normal or grounded cir-
cuit
ECM 176
1
1 C E Aftertreatment 1 Diesel Exhaust Flu-
id Tank Level - Data valid but below
normal operational range -Most Se-
vere Level
continued..........
30
2 SPN 1~










