Diagnostic Trouble Codes on Electronic PowrQuad Controller (EPC)

Light Diagnostic trouble code Description
blue EPC 000158.04 System voltage too low
blue EPC 000629.12 Controller internal fault
blue EPC 000639.12 Controller internal fault
blue EPC 000639.13 29-BIT CAN BUS, high error rate
blue EPC 000639.19 29-BIT CAN BUS, very high error rate
yellow EPC 306014.02 Clutch pedal potentiometer, voltages at channel 1 and channel 2 not in the correct ratio
blue EPC 306015.03 Clutch pedal potentiometer, voltage at channel 1 too high
blue EPC 306016.04 Clutch pedal potentiometer, voltage at channel 1 too low
blue EPC 306020.31 Controller, incorrect input value
blue EPC 306025.31 Transmission enable relay, circuit fault
blue EPC 306026.31 Reverse drive lever holding coil, circuit fault
blue EPC 306027.31 Reverse solenoid, circuit fault
blue EPC 306028.31 Forward solenoid, circuit fault
blue EPC 306033.14 Enable proportional solenoid, circuit fault
blue EPC 306034.31 Enable proportional solenoid valve is opened by mistake
blue EPC 306035.31 Enable proportional solenoid valve is closed by mistake
blue EPC 306039.31 Park lock switch signal and signal from forward or reverse switch are active simultaneously
blue EPC 306040.31 Not-neutral switch closed by mistake
blue EPC 306041.31 Forward and reverse switches are both closed at the same time
blue EPC 306042.31 Forward switch closed, but not-neutral switch open
blue EPC 306043.31 Reverse switch closed, but not-neutral switch open
blue EPC 306050.03 Transmission enable pressure too high
blue EPC 306051.04 Transmission enable pressure too low
blue EPC 306053.31 Clutch pedal potentiometer is faulty
blue EPC 306054.31 Clutch pedal switch is opened by mistake
yellow EPC 306055.31 "Come home" mode is activated
blue EPC 306056.31 Forward or reverse switch is activated during initialization
blue EPC 306057.31 Faulty transmission enable signal
yellow EPC 306058.31 Travel speed is registered during calibration
blue EPC 306059.31 Excessively high transmission speed during calibration
blue EPC 306060.31 ECU or BCU is/are not sending any data (engine speed)
blue EPC 306061.31 Transmission speed too low
blue EPC 306063.14 Controller internal fault
blue EPC 306065.14 Controller internal fault
blue EPC 306070.03 Switch for up- and downshift, shorted circuit
blue EPC 306071.03 Power/ECO mode switch, shorted circuit
blue EPC 306102.31 Indicator light for power/ECO mode function, fault in electrical circuit
blue EPC 306111.31 K1 solenoid valve, circuit fault
blue EPC 306112.31 K2 and/or K3 solenoid valve, fault in electrical circuit
blue EPC 306120.09 BCU is not transmitting any data (transmission output speed)
blue EPC 306121.09 ECU or BCU is/are not sending any data (engine speed)
blue EPC 306122.09 Engine control unit is not transmitting any data (hand throttle or accelerator pedal)
blue EPC 306123.09 BCU is not transmitting any data (engine operating hours)
yellow EPC 306240.31 Controller is connected to the wrong harness connector

 

OU12401,0000B2A -19-01JUL02-1/1