Multiquip Generator Fault Codes

277 documented Multiquip fault codes — causes, diagnosis and repair steps for each, drawn from OEM service literature. Page 1 of 2.

Cooling

F3 LONG 2 SHORT 5 LOW RADIATOR COOLANT OVER CURRENT F1 SCR PURGE ACTIVE 51-2,5,6 F I 4010 SCR FORCED PURGE LOW OIL PRESSURE ALARM 40Q-1 LONG 1 SHORT 5 F I 4020 HI BATT VOLT OVER SPEED HIGH TEMP 59-1 OVRVOLT TRP 32-3 KW OVRLD ALARM 81-3 81-2 81U UNDFREQ LOW OIL PRES PREALARM FORCE REGEN ERR WEAK BATT VOLT 51-2,4,5,6 OVRCURR ALARM 51-1 OVER CRANK LONG 1 SHORT 2 81-3 OVRFREQ PREALARM F I 4300 81-4 OVRFREQ ALARM 27-2 UNDVOLT TRP HIGH COOLANT TEMPERATURE C 59-2 OVRVOLT TRP HIGH TEMPERATURE 2 LONG 4 SHORT BATTERY CHARGING ALARM LAMP 40Q-1 EXC LOSS ALARM LOW OIL PRESSURE B WATER TEMPERATURE ALARM LAMP P0409 LOW BATT VOLT LONG 2 SHORT 1 32-4 LOW COOLANT DTC LONG 1 SHORT 7 1 LONG 4 SHORT BATT OVER VOLT PREALM 27-1 UNDVOLT PREALARM HIGH TEMPERATURE LED 81U UNDFREQ ALARM 81-2 UNDFREQ PREALARM HIGH COOLANT TEMP A LONG 1 SHORT 6 32-2 RVS PWR ALARM REFILL DEF 59-2 OVRVOLT ALARM 27P-1 51-1,3 OVRCURR ALARM OVER CRANK PROTECTION FUEL LEVEL U1 59P-4 44 32-1 RVS PWR PREALARM F9 F I 4400 2 LONG 6 SHORT LONG 2 SHORT 6 2 LONG 5 SHORT LONG 1 SHORT 3 81-4 LONG 3 SHORT 1 81O OVRFREQ LOW FUEL LEVEL F4 SPN 2659 FMI 18 1 LONG 3 SHORT SCR FORCED PURGE ACTIVE 40Q-2 EXC LOSS ALARM 1 LONG 2 SHORT 27-1 UNDVOLT TRP LOW FUEL LED HIGH COOLANT TEMPERATURE 27P-2 OVERSPEED 32-4 KW OVRLD ALARM LOW FUEL ALARM OIL PRESSURE ALARM LAMP F30 LOW FUEL PREALARM 59P-3 OVRVOLT PREALARM SPN 2659 FMI 1 P0404 59-1 OVRVOLT PREALARM 32-3 LONG 1 SHORT 1 OVER SPEED LED WEAK BATTERY PREALM 27P-2 UNDVOLT ALARM F I 1100 OVER SPEED PROTECTION LOW FUEL 27-2 UNDVOLT ALARM HIGH COOLANT TEMP PA OVERSPEED ALARM 81-2 UNDFREQ ALARM F I 4200 LONG 2 SHORT 7 LOW OIL PRESSURE 2 LONG 7 SHORT LOW OIL PRES WEAK BATTERY VOLT 32-1 CHECK DEF 2 LONG 1 SHORT LOW OIL PRESSURE LED 27P-1 UNDVOLT PREALARM OVERSPEED SHUTDOWN 32-2 2 LONG 2 SHORT OVERCRANK SHUTDOWN HI COOLANT TMP

Electrical

F5 F2

Emissions

SCR SYSTEM MALFUNCTION MAINTENANCE DUE 3570 FORCE PURGED ERR SOOT LEVEL HIGH!DEF=0% LEVEL SHUTDOWN DEF LOW 5%DEF TANK <0% SD REFILL DEF EESM DEF LOW REFILL DEF SCR SYSTEM MALFUNCTION SD DEF SEVERE INDUCMT DEF LOW REFILL DEF DEF QUALITY POOR DEF TANK <5% REFILL DEF FILTER CLEAN REQUESTED SCR TROUBLE-PURGE PROHIBITED SPN 10504 FMI 12 DEF TANK EMPTY LEVEL DEF SEVERE INDUCMT DEF LOW REFILL DEF ESCAPE MODE SOOT LEVEL VERY HIGH!DEF FLUID LOW PA DEF SEVERE INDUCMT EXHAUST SYSTEM ERR DEF PRESVR INDUCMT A DEF PRESVR INDUCMT DEF PRESVR INDUCMT DEF LOW REFILL DEF ADD DEF OR USE ESCAPE MENU DEF LOW 5% SD SCR FORCED PURGE REQ DEF FLUID LOW NEED MAN REGEN SPN 10540 FMI 12 DEF LOW 10%MAINTENANCE INTERVAL CAN TIMEOUT DEF SEVERE INDUCMT EXHAUST SYSTEM ERR ESCAPE MODE MAINTENANCE INTERVAL PRE-ALARM DEF LOW 10% SD SCR SYS ERR DEF LOW 15% WA LOW DEF SHUTDOWN DEF TANK < 10% REFILL DEF EXHAUST SYSTEM ERR 81 DEF LOW 15%DEF SEVERE INDUCMT A SERVICE DPF (SOOT ONLY)EXH SYSTEM ERROR A DEF TAMPERING

Fuel

EXHAUST SYSTEM ERROR P2468 F7 SCR PURGE CHECK ENGINE SP 10029 FMI 0 BACK-PRESSURE FAULT DEF FAULT CODES

Lubrication

RED OIL PRESSURE LAMP CHARGE LAMP

Sensors

ERR 13 FERR 1 FERR 2 ERR 3 ERR 1 E ERR 21 ERR 2 ERR 22 ERR

Starting

TIMEOUT ECU NOT RESPONDING E-STOP FAULT EMPTY E-STOP NO DATA CANBUS FAILURE NOT SUPPORTED OVER-CRANK LED WAIT TO START PREHEATING NO GAGE DATA

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