GASKET KIT 1545681 - Caterpillar

Use this procedure to troubleshoot a problem with the injectors. Also, use this procedure if one of the following diagnostic codes is active or easily repeated.
Table 1
J1939 Code and Description CDL Code and Description Comments
651-2
Engine Injector Cylinder #01 : Erratic, Intermittent, or Incorrect 1-2
Cylinder #1 Injector : Erratic, Intermittent, or Incorrect The Electronic Control Module (ECM) has detected that an injector or injectors are not responding as desired.
651-5
Engine Injector Cylinder #01 : Current Below Normal 1-5
Cylinder #1 Injector : Current Below Normal The ECM detects an open circuit.
651-6
Engine Injector Cylinder #01 : Current Above Normal 1-6
Cylinder #1 Injector : Current Above Normal The ECM detects a short circuit.
651-7
Engine Injector Cylinder #01 : Not Responding Properly 1-7
Cylinder #1 Injector : Not Responding Properly The ECM has detected there is a problem with an injector.
651-20
Engine Injector Cylinder #01 : Data Drifted High 1-20
Cylinder #1 Injector : Data Drifted High The ECM has detected under fueling injector.
651-21
Engine Injector Cylinder #01 : Data Drifted Low 1-21
Cylinder #1 Injector : Data Drifted Low The ECM has detected over fueling injector.
652-2
Engine Injector Cylinder #02 : Erratic, Intermittent, or Incorrect 2-2
Cylinder #2 Injector : Erratic, Intermittent, or Incorrect The ECM has detected that an injector or injectors are not responding as desired.
652-5
Engine Injector Cylinder #02 : Current Below Normal 2-5
Cylinder #2 Injector : Current Below Normal The ECM detects an open circuit.
652-6
Engine Injector Cylinder #02 : Current Above Normal 2-6
Cylinder #2 Injector : Current Above Normal The ECM detects a short circuit.
652-7
Engine Injector Cylinder #02 : Not Responding Properly 2-7
Cylinder #2 Injector : Not Responding Properly The ECM has detected there is a problem with an injector.
652-20
Engine Injector Cylinder #02 : Data Drifted High 2-20
Cylinder #2 Injector : Data Drifted High The ECM has detected under fueling injector.
652-21
Engine Injector Cylinder #02 : Data Drifted Low 2-21
Cylinder #2 Injector : Data Drifted Low The ECM has detected over fueling injector.
653-2
Engine Injector Cylinder #03 : Erratic, Intermittent, or Incorrect 3-2
Cylinder #3 Injector : Erratic, Intermittent, or Incorrect The ECM has detected that an injector or injectors are not responding as desired.
653-5
Engine Injector Cylinder #03 : Current Below Normal 3-5
Cylinder #3 Injector : Current Below Normal The ECM detects an open circuit.
653-6
Engine Injector Cylinder #03 : Current Above Normal 3-6
Cylinder #3 Injector : Current Above Normal The ECM detects a short circuit.
653-7
Engine Injector Cylinder #03 : Not Responding Properly 3-7
Cylinder #3 Injector : Not Responding Properly The ECM has detected there is a problem with an injector.
653-20
Engine Injector Cylinder #03 : Data Drifted High 3-20
Cylinder #3 Injector : Data Drifted High The ECM has detected under fueling injector.
653-21
Engine Injector Cylinder #03 : Data Drifted Low 3-21
Cylinder #3 Injector : Data Drifted Low The ECM has detected over fueling injector.
654-2
Engine