PLATE 2P4435 - Caterpillar

In order to read the diagnostic flash codes through the diagnostic lamp, cycle the key switch from off to on twice within 3 seconds.The codes will be flashing in sequence. For example if the flash code equals 133, the diagnostic lamp will flash once, pause, flash three times, pause, and flash three times.After the complete code has flashed, a 3 second pause will take place before the next code will begin to flash (if another code is present).Note: Always refer to the Troubleshooting guide for the latest information related to engine diagnostics and troubleshooting. Contact your local Cat dealer for more information.
Table 1
Cross Reference for Diagnostic Codes and Event Codes
Flash Code SPN(1)/FMI Code Diagnostic Code
or
Event Code Description of Code
111/139 651-5 1-5 Engine Injector Cylinder #1 : Current Below Normal
651-6 1-6 Engine Injector Cylinder #1 : Current Above Normal
3959-5 2602-5 Engine Injector Cylinder #1 Actuator #2: Current Below Normal
3959-6 2602-6 Engine Injector Cylinder #1 Actuator #2: Current Above Normal
111/179 2950-5 1901-5 Engine Intake Valve Actuator #1: Current Below Normal
2950-6 1901-6 Engine Intake Valve Actuator #1: Current Above Normal
2950-7 1901-7 Engine Intake Valve Actuator #1: Not Responding Properly
112/139 652-5 2-5 Engine Injector Cylinder #2 : Current Below Normal
652-6 2-6 Engine Injector Cylinder #2 : Current Above Normal
3660-5 2604-5 Engine Injector Cylinder #2 Actuator #2: Current Below Normal
3660-6 2604-6 Engine Injector Cylinder #2 Actuator #2: Current Above Normal
112-179 2951-5 1902-5 Engine Intake Valve Actuator #2: Current Below Normal
2951-6 1902-6 Engine Intake Valve Actuator #2: Current Above Normal
2951-7 1902-7 Engine Intake Valve Actuator #2: Not Responding Properly
113/139 653-5 3-5 Engine Injector Cylinder #3 : Current Below Normal
653-6 3-6 Engine Injector Cylinder #3 : Current Above Normal
3661-5 2606-5 Engine Injector Cylinder #3 Actuator #2: Current Below Normal
3661-6 2606-6 Engine Injector Cylinder #3 Actuator #2: Current Above Normal
113-179 2952-5 1903-5 Engine Intake Valve Actuator #3: Current Below Normal
2952-6 1903-6 Engine Intake Valve Actuator #3: Current Above Normal
2952-7 1903-7 Engine Intake Valve Actuator #3: Not Responding Properly
114/139 654-5 4-5 Engine Injector Cylinder #4 : Current Below Normal
654-6 4-6 Engine Injector Cylinder #4 : Current Above Normal
3662-5 2608-5 Engine Injector Cylinder #4 Actuator #2: Current Below Normal
3662-6 2608-6 Engine Injector Cylinder #4 Actuator #2: Current Above Normal
114-179 2953-5 1904-5 Engine Intake Valve Actuator #4: Current Below Normal
2953-6 1904-6 Engine Intake Valve Actuator #4: Current Above Normal
2953-7 1904-7 Engine Intake Valve Actuator #4: Not Responding Properly
115/139 655-5 5-5 Engine Injector Cylinder #5 : Current Below Normal
655-6 5-6 Engine Injector Cylinder #5 : Current Above Normal
3663-5 2610-5 Engine Injector Cylinder #5 Actuator #2: Current Below Normal
3663-6 2610-6 Engine Injector Cylinder #5 Actuator #2: Current Above Normal
115-179 2954-5 1905-5 Engine Intake Valve Actuator #5: Current Below Normal
2954-6 1905-6 Engine Intake Valve Actuator #5: Current Above Normal
2954-7 1905-7 Engine Intake Valve Actuator #5: Not Responding Properly
116/139 656-5 6-5 Engine Injector Cylinder #6 : Current Below Normal
656-6 6-6 Engine Injector Cylinder #6 : Current Above Normal