Troubleshooting SPN FMI Blink Codes Definition 04 22 Sensor Supply Voltage Low 000627 04 ECU Unswitched Power Missing 000629 13 28 ECU Error 000637 02 39 Crank Position Input Noise 10 39 Crank Position Input Pattern Error 000639 13 55 CAN Error 000729 03 Inlet Air Heater Signal High 05 Inlet Air Heater Signal Low 000898 09 Vehicle Speed Invalid/Missing 000970 31 83 Auxiliary Engine Shutdown Switch Active 000971 31 84 External Engine Derate Switch Active 001069 09 Tire Speed Invalid 31 Tire Speed Error 001076 00 71 Pump Control Valve Closure Too Long 01 72 Pump Control Valve Closure Too Short 03 77 Pump Solenoid Current High 05 73 Pump Solenoid Circuit Open 06 74 Pump Solenoid Circuit Severely Shorted 07 75 Pump Control Valve Closure Not Detected 10 76 Pump Solenoid Circuit Moderately Shorted 13 Pump Current Decay Time Invalid 001079 03 Sensor Supply Voltage High 04 Sensor Supply Voltage Low 001109 31 Engine Shutdown Warning 001110 31 82 Engine Shutdown 001568 04 Torque Curve Select Voltage Low 001569 31 68 Fuel Derate 002000 06 79 Internal ECU Failure 13 78 Security Violation N/A N/A 32 When reading blink codes, signifies the start of active codes.
N/A N/A 33 When reading blink codes, signifies the start of previously active codes. N/A N/A 88 When reading blink codes, signifies that no fault codes are in the buffer. OURGP11,000013F –19–21NOV03–2/2 45-25 021604 PN=219