CATERPILLAR FORKLIFTS
NISSAN + UNICARRIERS + CATERPILLAR + MITSUBISHI V-engine forklifts
K15, K21, K25 engines error codes
| DISPLAY | Description |
| E-21 | Mass air flow sensor malfunction |
| E-22 | Water temperature sensor - signal wrong |
| E-23 | Throttle sensor fault |
| E-24 | Accelerator signals out of range |
| E-25 | O2 sensor signal malfunction |
| E-26 | O2 sensor heater - open or short |
| E-27 | Crankshaft position sensor signal |
| E-28 | Camshaft position sensor signal |
| E-29 | LPG fuel cut circuit malfunction |
| E-30 | ECM circuit malfunction - wrong voltage, internal error |
| E-31 | Electronic throttle control actuator circuit malfunction |
| E-32 | Engine coolant over heat (step 1) |
| E-33 | Engine coolant over heat (step 2) |
| E-34 | Ignition signal circuit malfunction ex. no voltage at ignition coil or bad coil |
| E-35 | LPG fuel injection circuit malfunction |
| E-36 | LPG fuel pressure sensor |
| E-38 | LPG vaporizer malfunction - too high pressure |
| E-40 | Oil pressure sensor |
| E-41 | Stop lamp switch malfunction |
| E-42 | Gasoline air/fuel ratio malfunction - too rich or too lean |
| E-43 | LPG air/fuel ratio malfunction - wrong O2 sensor signal |
| E-44 | Atmospheric pressure sensor |
MITSUBISHI - CATERPILLAR - electric forklift FB16CPN, FB16PN, FB18CPN, FB18PN, FB20PN
PM-1000 inverters error codes
| Display | Description |
| 14 | Right traction motor inverter - current sensor fault |
| 15 | Right traction motor inverter - overcurrent |
| 16 | Right traction motor inverter - Stall timer |
| 24 | Left traction motor inverter - current sensor fault |
| 25 | Left traction motor inverter - overcurrent |
| 26 | Left traction motor inverter - Stall timer |
| 34 | Pump motor inverter - current sensor fault |
| 35 | Pump motor inverter - overcurrent |
| 40 | Line contactor fault |
| 41 | Steering contactor fault |
| 45 | Right traction motor - open circuit |
| 46 | Left traction motor - open circuit |
| 47 | Pump motor - open circuit |
| 49 | Electric steering motor - open circuit |
| 50 | Tire angle sensor fault |
| 51 | Accelerator sensor fault |
| 52 | Right traction motor - Pulse input fault |
| 53 | Left traction motor - Pulse input fault |
| 54 | Fingertip Control level fault |
| 55 | Output unit solenoid fault |
| 56 | Output unit solenoid current leak |
| 60 | Display communication fault |
| 61 | Logic card initialize failure |
| 62 | Logics fault |
| 63 | Right traction inverter fault |
| 64 | Left traction inverter fault |
| 65 | Pump inverter fault |
| 67 | Input unit fault |
| 68 | Output unit fault |
| 71 | EPS steering controller fault |
| 72 | Contactor coil fault |
| 74 | Hydraulic lock solenoid fault |
| 75 | Parking brake fault |
| 76 | PDS display buzzer fault |
| 78 | Battery voltage too low |
| 79 | Battery voltage too high |
| 80 | Tilt angle sensor fault |
| 81 | Load sensor fault |
| 82 | Handle sensor fault |
| A4 | EPS motor current sensor fault |
| A5 | EPS motor - overcurrent |
| A7 | Power steering handle - brake fault |
| A8 | Battery side way exchange interlock |
| E | Direction level or accelerator not in neutral |
| (E) | Seat switch or settings |
| E0 | Right traction motor overheating |
| E1 | Left traction motor overheating |
| E2 | Pump motor overheating |
| E5 | Right traction inverter overheating |
| E6 | Left traction inverter overheating |
| E7 | Pump inverter overheating |
| E9 | Power steering inverter overheating |
| EE | Direction level fault |
| H1 | Lift level faulty setting |
| H2 | Tilt level faulty setting |
| H3 | Attach 1 level faulty setting |
| H4 | Attach 2 level faulty setting |
| (L) | Seat switch faulty setting for hydraulic |
| (Lo) | Battery consumption too high |