ENGINE ERROR CODES
Form 169552 / 169554 / 169555
202
Revision A
(continued next page)
1
Red
235
Coolant Level Low - Data Valid But Below Normal
Operating Range - Most Severe Level
2
Amber
422
Coolant Level - Data erratic, Intermittant or Incorrect
3
Amber
195
Coolant Level Sensor Circuit - Voltage Above Normal or
Shorted to High Source
4
Amber
196
Coolant Level Sensor Circuit - Voltage Below Normal or
Shorted to Low Source
18
Amber
197
Coolant Level - Data Valid But Below Normal Operating
Range - Moderately Severe Level
0
Red
449
Fuel Pressure High - Data Valid but Above Normal
Operational Range – Moderately Severe Level
0
Amber
1911
Injector Metering Rail 1 Pressure - Data Valid but Above
Normal Operational Range - Most Severe Level
1
Amber
2249
Injector Metering Rail 1 Pressure - Data Valid but Below
Normal Operational Range - Most Severe Level
2
Amber
554
Fuel Pressure Sensor Error - Data Erratic, Intermittent, or
Incorrect
3
Amber
451
Injector Metering Rail #1 Pressure Sensor Circuit -
Voltage Above Normal, or Shorted to High Source
4
N/A
Voltage below normal or shorted low
4
Amber
452
Injector Metering Rail #1 Pressure Sensor Circuit -
Voltage Below Normal, or Shorted to Low Source
16
Amber
553
Injector Metering Rail #1 Pressure High – Data Valid but
Above Normal Operational Range - Moderately Severe
Level
18
Amber
559
Injector Metering Rail #1 Pressure Low – Data Valid but
Below Normal Operational Range - Moderately Severe
Level
158
2
439
Keyswitch
Data erratic, intermittent, or incorrect
Keyswitch
166
2
None
951
Cylinder Power
Cylinder Power Imbalance Between Cylinders - Data
Erratic, Intermittent, or Incorrect
Cylinder Power
1
Red
598
Electrical Charging System Voltage Low – Data Valid but
Below Normal Operational Range - Most Severe Level
16
Amber
596
Electrical Charging System Voltage High – Data Valid but
Above Normal Operational Range - Moderately Severe
Level
18
Amber
597
Electrical Charging System Voltage Low – Data Valid but
Below Normal Operational Range - Moderately Severe
Level
0
Excessive battery power
1
Low battery power
2
Intermittent
16
Amber
442
Battery #1 Voltage High - Data Valid but Above Normal
Operational Range – Moderately Severe Level
18
Amber
441
Battery #1 Voltage Low - Data Valid but Below Normal
Operational Range – Moderately Severe Level
3
Amber
249
Ambient Air Temperature Sensor Circuit - Voltage Above
Normal, or Shorted to High Source
4
Amber
256
Ambient Air Temperature Sensor Circuit - Voltage Below
Normal, or Shorted to Low Source
3
Amber
263
Engine Fuel Temperature Sensor 1 Circuit - Voltage
Above Normal, or Shorted to High Source
4
Amber
265
Engine Fuel Temperature Sensor 1 Circuit - Voltage
Below Normal, or Shorted to Low Source
16
Amber
261
Engine Fuel Temperature - Data Valid but Above Normal
Operational Range - Moderately Severe Level
111
Coolant Level
ECM battery power
Ambient Air Temperature
Fuel Temperature
Coolant Level
Injector Metering Rail 1
Pressure
Alternate Potential (voltage)
167
168
171
174
157
ECM battery power
Ambient Air Temperature
Fuel Temperature
Alternator Potential (voltage)
Injector Metering Rail 1
Pressure
422
0
Red
214
Engine Oil Temperature - Data Valid but Above Normal
Operational Range - Most Severe Level
2
Amber
425
Engine Oil Temperature -Data Erratic, Intermittent, or
Incorrect
3
Amber
212
Engine Oil Temperature Sensor 1 Circuit - Voltage Above
Normal, or Shorted to High Source
4
Amber
213
Engine Oil Temperature Sensor 1 Circuit - Voltage Below
Normal, or Shorted to Low Source
0
Red
234
Engine Speed High - Data Valid but Above Normal
Operational Range - Most Severe Level
2
Amber
689
Primary Engine Speed Sensor Error – Data Erratic,
Intermittent, or Incorrect
2
None
2321
Engine Speed / Position Sensor #1 - Data Erratic,
Intermittent, or Incorrect
8
141
Abnormal signal frequency
15
N/A
Engine Overspeed - WARNING
Oil Temperature
Engine Speed
Oil Temperature
Engine Speed
175
190
J1939
SPN
J1939
FMI
Lamp
Color
Cummins
Code
J1939 SPN Description
Description