Diagnostic Code List
Cross-Reference Information for Diagnostic Codes
Table 1 is a list of the diagnostic codes for the engine. The diagnostic codes are cross-referenced with the appropriate procedure that can be used to troubleshoot the code.
Portions of this material are reprinted with permission from SAE J1939DA_201607© 2016 SAE International. SAE International is not responsible for any use or translation of this material, in whole or in part. Please contact SAE International to obtain a complete copy of SAE J1939DA_201607, the official definitive source of this standard.
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| Cross-Reference from CID-FMI Code to Flash Code to SPN-FMI Code to Functional Test or Procedure | |||
|---|---|---|---|
| Code and Description | Flash Code | SPN-FMI Code | Procedure |
| 1-5 Cylinder #1 Injector current below normal | 71 | 651-06 | Troubleshooting, "Injector Solenoids" |
| 1-6 Cylinder #1 Injector current above normal | 71 | 651-05 | Troubleshooting, "Injector Solenoids" |
| 2-5 Cylinder #2 Injector current below normal | 72 | 652-06 | Troubleshooting, "Injector Solenoids" |
| 2-6 Cylinder #2 Injector current above normal | 72 | 652-05 | Troubleshooting, "Injector Solenoids" |
| 3-5 Cylinder #3 Injector current below normal | 73 | 653-06 | Troubleshooting, "Injector Solenoids" |
| 3-6 Cylinder #3 Injector current above normal | 73 | 653-05 | Troubleshooting, "Injector Solenoids" |
| 4-5 Cylinder #4 Injector current below normal | 74 | 654-06 | Troubleshooting, "Injector Solenoids" |
| 4-6 Cylinder #4 Injector current above normal | 74 | 654-05 | Troubleshooting, "Injector Solenoids" |
| 5-5 Cylinder #5 Injector current below normal | 75 | 655-06 | Troubleshooting, "Injector Solenoids" |
| 5-6 Cylinder #5 Injector current above normal | 75 | 655-05 | Troubleshooting, "Injector Solenoids" |
| 6-5 Cylinder #6 Injector current below normal | 76 | 656-06 | "Injector Solenoids" |
| 6-6 Cylinder #6 Injector current above normal | 76 | 656-05 | Troubleshooting, "Injector Solenoids" |
| 7-5 Cylinder #7 Injector current below normal | 77 | 657-06 | Troubleshooting, "Injector Solenoids" |
| 7-6 Cylinder #7 Injector current above normal | 77 | 657-05 | Troubleshooting, "Injector Solenoids" |
| 8-5 Cylinder #8 Injector current below normal | 78 | 658-06 | Troubleshooting, "Injector Solenoids" |
| 8-6 Cylinder #8 Injector current above normal | 78 | 658-05 | Troubleshooting, "Injector Solenoids" |
| 9-5 Cylinder #9 Injector current below normal | 79 | 659-06 | Troubleshooting, "Injector Solenoids" |
| 9-6 Cylinder #9 Injector current above normal | 79 | 659-05 | Troubleshooting, "Injector Solenoids" |
| 10-5 Cylinder #10 Injector current below normal | 80 | 660-06 | Troubleshooting, "Injector Solenoids" |
| 10-6 Cylinder #10 Injector current above normal | 80 | 660-05 | Troubleshooting, "Injector Solenoids" |
| 11-5 Cylinder #11 Injector current below normal | 81 | 661-06 | Troubleshooting, "Injector Solenoids" |
| 11-6 Cylinder #11 Injector current above normal | 81 | 661-05 | Troubleshooting, "Injector Solenoids" |
| 12-5 Cylinder #12 Injector current below normal | 82 | 662-06 | Troubleshooting, "Injector Solenoids" |
| 12-6 Cylinder #12 Injector current above normal | 82 | 662-05 | Troubleshooting, "Injector Solenoids" |
| 13-5 Cylinder #13 Injector current below normal | 82 | 662-06 | Troubleshooting, "Injector Solenoids" |
| 13-6 Cylinder #13 Injector current above normal | 82 | 662-05 | Troubleshooting, "Injector Solenoids" |
| 14-5 Cylinder #14 Injector current below normal | 82 | 662-06 | Troubleshooting, "Injector Solenoids" |
| 14-6 Cylinder #14 Injector current above normal | 82 | 662-05 | Troubleshooting, "Injector Solenoids" |
| 15-5 Cylinder #15 Injector current below normal | 82 | 662-06 | Troubleshooting, "Injector Solenoids" |
| 15-6 Cylinder #15 Injector current above normal | 82 | 662-05 | Troubleshooting, "Injector Solenoids" |
| 16-5 Cylinder #16 Injector current below normal | 82 | 662-06 | Troubleshooting, "Injector Solenoids" |
| 16-6 Cylinder #16 Injector current above normal | 82 | 662-05 | Troubleshooting, "Injector Solenoids" |
| 91-8 Throttle Position Sensor abnormal frequency, pulse width, or period | 32 | 91-08 | Troubleshooting, "Direct Fuel Control Mode"
or Troubleshooting, "Speed Control" |
| 94-3 Fuel Delivery Pressure Sensor voltage above normal | 37 | 94-03 | Troubleshooting, "Analog Sensor (Active)" |
| 94-4 Fuel Delivery Pressure Sensor voltage below normal | 37 | 94-04 | Troubleshooting, "Analog Sensor (Active)" |
| 100-3 Engine Oil Pressure Sensor voltage above normal | 24 | 1208-03 | Troubleshooting, "Analog Sensor (Active)" |
| 100-4 Engine Oil Pressure Sensor voltage below normal | 24 | 1208-04 | Troubleshooting, "Analog Sensor (Active)" |
| 101-3 Crankcase Air Pressure Sensor voltage above normal | (1) | 101-03 | Troubleshooting, "Analog Sensor (Active)" |
| 101-4 Crankcase Air Pressure Sensor voltage below normal | (1) | 101-04 | Troubleshooting, "Analog Sensor (Active)" |
| 105-3 Inlet Manifold Temperature Sensor voltage above normal | 105-03 | Troubleshooting, "Analog Sensor (Passive)" | |
| 105-4 Inlet Manifold Temperature Sensor voltage below normal | 105-04 | Troubleshooting, "Analog Sensor (Passive)" | |
| 110-3 Engine Coolant Temperature Sensor voltage above normal | 27 | 110-03 | Troubleshooting, "Analog Sensor (Active)" |
| 110-4 Engine Coolant Temperature Sensor voltage below normal | 27 | 110-04 | Troubleshooting, "Analog Sensor (Active)" |
| 168-0 Electrical System Voltage high - most severe (3) | 51 | 158-00 | Troubleshooting, "Electrical Power Supply" |
| 168-1 Electrical System Voltage low - most severe (3) | 51 | 158-01 | Troubleshooting, "Electrical Power Supply" |
| 168-2 Electrical System Voltage erratic, intermittent, or incorrect | 51 | 168-02 | Troubleshooting, "Electrical Power Supply" |
| 175-3 Engine Oil Temperature Sensor voltage above normal | 175-03 | Troubleshooting, "Analog Sensor (Passive)" | |
| 175-4 Engine Oil Temperature Sensor voltage below normal | 175-04 | Troubleshooting, "Analog Sensor (Passive)" | |
| 190-2 Engine Speed Sensor erratic, intermittent, or incorrect | 34 | 190-08 | Troubleshooting, "Engine Speed/Timing Sensor" |
| 190-3 Engine Speed Sensor voltage above normal | 34 | 190-08 | Troubleshooting, "Engine Speed/Timing Sensor" |
| 190-8 Engine Speed Sensor abnormal frequency, pulse width, or period | 34 | 190-08 | Troubleshooting, "Engine Speed/Timing Sensor" |
| 248-9 @CatDatalinkLong@ not communicating | Troubleshooting, "Cat Data Link" | ||
| 253-2 Personality Module erratic, intermittent, or incorrect | 52 | 253-02 | Troubleshooting, "Flash Programming" |
| 254-12 Electronic Control Module Error | (1) | (2) | (3) |
| 261-13 Engine Timing Calibration calibration required | (1) | (2) | Troubleshooting, "Engine Speed/Timing Sensor - Calibrate" |
| 262-3 5 Volt Sensor DC Power Supply voltage above normal | 21 | 620-03 | Troubleshooting, "Sensor Supply" |
| 262-4 5 Volt Sensor DC Power Supply voltage below normal | 21 | 620-04 | Troubleshooting, "Sensor Supply" |
| 263-3 Digital Sensor Power Supply (8V Or 12V) voltage above normal | 21 | 263-03 | Troubleshooting, "Sensor Supply" |
| 263-4 Digital Sensor Power Supply (8V Or 12V) voltage below normal | 21 | 263-04 | Troubleshooting, "Sensor Supply" |
| 268-2 Programmed Parameter Fault erratic, intermittent, or incorrect | 56 | 1111-02 | Troubleshooting, "System Configuration Parameters" |
| 273-0 Turbocharger Outlet Pressure Sensor high - most severe (3) | (1) | (2) | Troubleshooting, "Analog Sensor (Active)" |
| 273-3 Turbocharger Outlet Pressure Sensor voltage above normal | (1) | (2) | Troubleshooting, "Analog Sensor (Active)" |
| 273-4 Turbocharger Outlet Pressure Sensor voltage below normal | (1) | (2) | Troubleshooting, "Analog Sensor (Active)" |
| 274-3 Atmospheric Pressure Sensor voltage above normal | 26 | 108-03 | Troubleshooting, "Analog Sensor (Active)" |
| 274-4 Atmospheric Pressure Sensor voltage below normal | 26 | 108-03 | Troubleshooting, "Analog Sensor (Active)" |
| 275-3 Right Turbo Inlet Pressure Sensor voltage above normal | 29 | 1176-03 | Troubleshooting, "Analog Sensor (Active)" |
| 275-4 Right Turbo Inlet Pressure Sensor voltage below normal | 29 | 1176-04 | Troubleshooting, "Analog Sensor (Active)" |
| 276-3 Left Turbo Inlet Pressure Sensor voltage above normal | 39 | 1177-03 | Troubleshooting, "Analog Sensor (Active)" |
| 276-4 Left Turbo Inlet Pressure Sensor voltage below normal | 39 | 1177-04 | Troubleshooting, "Analog Sensor (Active)" |
| 279-3 Aftercooler Coolant Temperature Sensor (Front) voltage above normal | (1) | 52-03 | Troubleshooting, "Analog Sensor (Active)" |
| 279-4 Aftercooler Coolant Temperature Sensor (Front) voltage below normal | (1) | 52-04 | Troubleshooting, "Analog Sensor (Active)" |
| 289-2 Fuel Pressure Sensor - Before Fuel Filter erratic, intermittent, or incorrect | (1) | 94-03 | The sensor is installed incorrectly. Correctly install the sensor. |
| 289-3 Fuel Pressure Sensor - Before Fuel Filter voltage above normal | (1) | 94-03 | Troubleshooting, "Analog Sensor (Active)" |
| 289-4 Fuel Pressure Sensor - Before Fuel Filter voltage below normal | (1) | 94-04 | Troubleshooting, "Analog Sensor (Active)" |
| 336-2 Engine Control Switch erratic, intermittent, or incorrect | (1) | 723-08 | Troubleshooting, "Engine Control Switch (ECS)" |
| 337-2 Remote Emergency Stop Switch erratic, intermittent, or incorrect | (1) | 723-08 | Troubleshooting, "Emergency Stop Switch (Remote)" |
| 338-5 Engine Pre-Lube Pump Relay current below normal | (1) | (2) | Troubleshooting, "Prelubrication System" |
| 338-6 Engine Pre-Lube Pump Relay current above normal | (1) | (2) | Troubleshooting, "Prelubrication System" |
| 444-5 Starter Motor Relay current below normal | (1) | (2) | Troubleshooting, "Starting Motor System" |
| 444-6 Starter Motor Relay current above normal | (1) | (2) | Troubleshooting, "Starting Motor System" |
| 446-5 Air Shutdown Relay current below normal | (1) | (2) | Troubleshooting, "Air Shutoff System" |
| 446-6 Air Shutoff Relay short | (1) | (2) | Troubleshooting, "Air Shutoff System" |
| 542-2 Engine Oil Pressure Sensor - Before Oil Filter erratic, intermittent, or incorrect | 24 | 1208-02 | The sensor is installed incorrectly. Correctly install the sensor. |
| 542-3 Engine Oil Pressure Sensor - Before Oil Filter voltage above normal | 24 | 1208-03 | Troubleshooting, "Analog Sensor (Active)" |
| 542-4 Engine Oil Pressure Sensor - Before Oil Filter voltage below normal | 24 | 1208-04 | Troubleshooting, "Analog Sensor (Active)" |
| 799-12 Need Service tool update | (4) | ||
| 827-8 Left Exhaust Temperature Sensor abnormal frequency, pulse width, or period | (1) | 1180-08 | Troubleshooting, "Pulse Width Modulated Sensor" |
| 828-8 Right Exhaust Temperature Sensor abnormal frequency, pulse width, or period | (1) | 1181-08 | Troubleshooting, "Pulse Width Modulated Sensor" |
| 1495-2 Injector Trim Codes Not Programmed | (1) | 1495-02 | Troubleshooting, "System Configuration Parameters" |
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| (1) | No flash codes are available currently. |
| (2) | No SPN-FMI codes are available currently. |
| (3) | The Electronic Control Module (ECM) has detected a fatal internal error. Replace the ECM. Refer to Troubleshooting, "Replacing the ECM". |
| (4) | An attempt is made in order to reset the interlock code with an old version of Caterpillar Electronic Technician (ET). Update the service tool to the newest version of Cat® ET. |
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