Fault
SPN
FMI
Code
232
109
4
233
109
18
234
190
0
235
111
1
237
644
2
238
3511
4
239
3511
3
241
84
2
242
84
10
245
647
4
249
171
3
253
98
1
256
171
4
261
174
16
263
174
3
265
174
4
266
174
0
269
1195
2
271
1347
4
Diesel Engine Failure-Codes chart
SPN
Lamp
Description
Engine Coolant
Amber
Pressure
Engine Coolant
Amber
Pressure
Red
Engine Speed
Engine Coolant
Red
Level
Engine External
Amber
Speed Command
Input
Sensor supply volt-
Amber
age 3
Sensor supply volt-
Amber
age 3
Wheel-Based
Amber
Vehicle Speed
Wheel-Based
Amber
Vehicle Speed
Engine Fan
Amber
Clutch 1 Output
Device Driver
Ambient Air
Amber
Temperature
Red
Engine Oil Level
Ambient Air
Amber
Temperature
Engine Fuel
Amber
Temperature 1
Engine Fuel
Amber
Temperature 1
Engine Fuel
Amber
Temperature 1
Engine Fuel
Red
Temperature 1
Anti-theft
Red
Password Valid
Indicator
Engine Fuel
Amber
Pump Pressurizing
Assembly #1
Cumins Description
Coolant Pressure Sensor Circuit -
Voltage below normal, or shorted to low source
Coolant Pressure - Data Valid But
Below Normal Operating Range - Moderately Severe Level
Engine Crankshaft Speed/Position -
Data valid but above normal operational range - Most Severe Level
Coolant Level - Data valid but below
normal operational range - Most Severe Level
External Speed Command Input
(Multiple Unit Synchronization) - Data erratic, intermittent or incorrect
Sensor Supply 3 Circuit - Voltage
below normal, or shorted to low source
Sensor Supply 3 Circuit - Voltage
above normal, or shorted to high source
Wheel-Based Vehicle Speed - Data erratic, intermittent or incorrect
Wheel-Based Vehicle Speed Sensor
Circuit tampering has been detected - Abnormal rate of change
Fan Control Circuit - Voltage below normal, or shorted to low source
Ambient Air Temperature Sensor 1
Circuit - Voltage above normal, or shorted to high source
Engine Oil Level - Data valid but
below normal operational range - Most Severe Level
Ambient Air Temperature Sensor 1
Circuit - Voltage below normal, or shorted to low source
Engine Fuel Temperature - Data
Valid But Above Normal Operating Range - Moderately Severe Level
Engine Fuel Temperature Sensor 1
Circuit - Voltage above normal, or shorted to high source
Engine Fuel Temperature Sensor 1
Circuit - Voltage below normal, or shorted to low source
Engine Fuel Temperature - Data
valid but above normal operational range - Most Severe Level
Antitheft Password Valid Indicator - Data erratic, intermittent or incor-
rect
Engine Fuel Pump Pressurizing Assembly 1 Circuit - Voltage below
normal, or shorted to low source
D 21 25