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REFERENCE
8.4
Engine Error Codes
Example: cab display module (CDM) displays the Error Code 629S 16F 28C
1. 629S - S represents the J1939 SPN column. Locate code 629 in that column.
2. 12F - F represents the FMI column. Locate code 12 in that column.
3. 28C - C is occurrences, 28 is the quantity.
4. J1939 SPN description - Controller #1. The Cummins description of this is engine control module critical internal
failure - Bad intelligent device or component.
5. The Cummins Dealer will request the fault code that corresponds with the number that you have located in the
J1939 SPN column.
Fault
Code
J1939
SPN
J1939
FMI
Lamp
Color
J1939 SPN
Description
Cummins Description
45
111
629
12
Red
Controller #1
Engine Control Module Critical internal failure -
Bad intelligent Device or Component
115
612
2
Red
System Diagnostic
Code # 2
Engine Speed/Position Sensor Circuit lost both
of two signals from the magnetic pickup sensor -
Data Erratic, Intermittent, or incorrect
122
102
3
Amber
Boost Pressure
Intake Manifold Pressure Sensor Circuit – Voltage
Above Normal, or Shorted to High Source
123
102
4
Amber
Boost Pressure
Intake Manifold Pressure Sensor Circuit – Voltage
Below Normal, or Shorted to Low Source
124
102
16
Amber
Boost Pressure
Intake Manifold 1 Pressure - Data Valid but Above
Normal Operational Range - Moderately Severe
Level
131
91
3
Red
Accelerator Pedal
Position
Accelerator Pedal or Lever Position Sensor Circuit
- Voltage Above Normal, or Shorted to High
Source
132
91
4
Red
Accelerator Pedal
Position
Accelerator Pedal or Lever Position Sensor Circuit
- Voltage Below Normal, or Shorted to Low Source
133
974
3
Red
Remote
Accelerator
Remote Accelerator Pedal or Lever Position
Sensor Circuit – Voltage Above Normal, or
Shorted to High Source
134
974
4
Red
Remote
Accelerator
Remote Accelerator Pedal or Lever Position
Sensor Circuit – Voltage Below Normal, or Shorted
to Low Source
135
100
3
Amber
Engine Oil Pressure Oil Pressure Sensor Circuit - Voltage Above
Normal, or Shorted to High Source
141
100
4
Amber
Engine Oil Pressure Oil Pressure Sensor Circuit - Voltage Below
Normal, or Shorted to Low Source
143
100
18
Amber
Engine Oil Pressure Oil Pressure Low – Data Valid but Below Normal
Operational Range - Moderately Severe Level
45. These are Cummins descriptions of the J1939 SPN and are subject to change at their discretion.
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Revision A
Summary of Contents for M155
Page 3: ...Declaration of Conformity Figure 1 Declaration of Conformity Page 1 of 2 147649 i Revision A ...
Page 4: ...Figure 2 Declaration of Conformity Page 2 of 2 147649 ii Revision A ...
Page 30: ...SAFETY Figure 1 21 Safety Signs Left Cab forward Side 147649 14 Revision A ...
Page 32: ...SAFETY Figure 1 23 Safety Signs Right Cab forward Side 147649 16 Revision A ...
Page 44: ......
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Page 414: ...MAINTENANCE AND SERVICING Fuse Box Decal Figure 5 178 Fuse Decal 147649 398 Revision A ...
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