NOBLELIFT Forklift Truck Fault Codes DTC

NOBLELIFT Forklift FE3D series Truck Error Codes DTC

Code display on the programmer - Code display on the instrument - Troubleshoot - Fault cause

Controller Overcurrent - 1.2 - controller current overload

1、motor outside U,V or Wconnection shour current

2、motor parameter mismatching

3、controller failure

Current Sensor Fault - 1.3 - Current sensor failure

1，motor U、V、W truck circuit，lead to current leakage

2，controller failure

Precharge Failed - 1.4 - Precharge failure

1，battery can’t charged

Controller Severe Undertemp - 1.5 - Controller temperature too low

1，The controller working environment is too harsh

Controller Severe Overtemp - 1.6 - Controller temperature too high

1，The controller working environment is too harsh

2，truck overloaded

3，the controller is wrongly assembled

Severe Undervoltage - 1.7 - Voltage too low

1， battery parameter is wrongly setted

2， non controller system power consumption

3， The battery impedance is too large

4， battery connection is disconnected

5，the fuse is disconnected, or main contactor is not connected

Severe Overvoltage - 1.8 - Voltage too high

1，Battery parameter is wrongly setted

2，The battery impedance is too large

3，Regenerative braking when the battery connection is disconnected

Controller Overtemp Cutback - 2.2 - Controller temperature too high, as a result the performance is not good

1, The controller working environment is too harsh

2，truck overloaded

3，the controller is wrongly assembled

Undervoltage Cutback - 2.3 - Voltage too low, as a result the performance is not good

1， battery power is insufficient

2， Battery parameter is wrongly setted

3， non controller system power consumption

4， The battery impedance is too large

5， battery connection is disconnected

6， the fuse is disconnected, or main contactor is not connected

Code display on the programmer - Code display on the instrument - Troubleshoot - Fault cause

Overvoltage Cutback - 2.4 - Voltage too high, as a result the performance is not good

1， during the process of regenerative braking, regenerative braking current lead the battery voltage to rise

2， Battery parameter is wrongly setted

3， The battery impedance is too large

4， when regenerative braking +5V Supply Failure 2.5 Controller output 5v, poer supply failre

1， external load impedance is too low

Digital Out 6 Failure - 2.6 - Drive 6 output overcurrent

1， external load impedance is too low

Digital Out 7 Overcurrent - 2.7 - Drive 7 output overcurrent

1， external load impedance is too low

Motor Temp Hot Cutback - 2.8 - The motor is too hot, as a result the performance is not good

1，The motor temperature reach or above the setted program alert temperature, lead the current output to reduce

2， motor temperature parameter is wrongly setted

3， If the motor has not used the temperature sensor, programming parameters

“Temp compensation” and “Temp cutback ”must be setted“ OFF”。

Motor Temp Sensor Fault - 2.9 - Motor temperature sensor failure

1， Motor temperature sensor is wrongly connecttedly

2， If the motor has not used the temperature sensor, parameter programming “MotorTemp Sensor Enable” must be setted “OFF”

Coil 1 Driver Open / Short - 3.1 - Drive 1 output linkng coil is open circuit or short circuit

1， connected load is open circuit or short circuit

2， connecting pin is stained

3， wrong wiring

Main Open / Short - 3.1 - Main contactor coil is open circuit or short circuit

1， connected load is open circuit or short circuit

2， connecting pin is stained

3， wrong wiring 

Code display on the programmer - Code display on the instrument - Troubleshoot - Fault cause

Coil2 Driver Open / Short - 3.2 - Drive 2 output linkng coil is open circuit or short circuit

1. connected load is open circuit or short circuit

2. connecting pin is stained

3. wrong wiring

EMBrake Open / Short - 3.2 - Electromagnetic brake coil is open circuit or short circuit

1， connected load is open circuit or short circuit

2， connecting pin is stained

3， wrong wiring

Coil3 Driver Open / Short - 3.3 - Drive 3 output linkng coil is open circuit or short circuit

1，connected load is open circuit or short circuit

2， connecting pin is stained

3， wrong wiring

Coil4 Driver Open / Short - 3.4 - Drive 4 output linkng coil is open circuit or short circuit

1，connected load is open circuit or short circuit

2， connecting pin is stained

3，wrong wiring

PD Open / Short - 3.5 - Proportional driving is open circuit or short circuit

1， connected load is open circuit or short circuit

2， connecting pin is stained

3， wrong wiring

Encoder Fault - 3.6 - Encoder failure

1，motor encoder is failure

2， wrong wiring

Motor Open - 3.7 - Motor is open corcuit

1， motor phase

2， wrong wiring

Main Contactor Welded - 3.8 - Main contactor adhesions

1， Main contactor contact welding

2， motor U or V disconnected or default phase

3，circuit that connecting B+ terminal will electricize the battery

Main Contactor Did Not Close - 3.9 - Main contactor is not closed

1， main contactor is not closed

2，Main contactor pin is oxydic, melted, or not stable when connected

3， external device electricize the battery

4， fuse is disconnected

Throttle Wiper High - 4.1 - Accelerator output is high

1，accelerator and potentiometer output voltage is too high

Throttle Wiper Low - 4.2 - Accelerator output is low

1，accelerator and potentiometer output voltage is too low

Pot2 Wiper High - 4.3 - potentiometer 2 output is too high

1，potentiometer 2 output voltage is too high

Pot2 Wiper Low - 4.4 - potentiometer 2 output is too low

1，potentiometer 2 output voltage is too low

Pot Low Overcurrent - 4.5 - potentiometer current is too low

1，potentiometer impedance is too low

EEPROM Failure - 4.6 - EEPROM failure

1，EEPROM storage failure 

Code display on the programmer - Code display on the instrument - Troubleshoot - Fault cause

HPD / Sequencing Fault - 4.7 - High pedal protection / operation order failure

1，The key start, interlock, direction, and the accelerator input order is wrongly setted.

2， Wiring, switch key, interlock, direction, or accelerator input failure

Emer Rev HPD - 4.7 - Emergenvy reverse high pedal protection

1，Emergency reverse operation is over, but the forward, reverse input and interlock of the accelerator are not resetted

Parameter Change Fault - 4.9 - Parameter change failure / wrong

1，In order to ensure the safety of the truck, some specific parameter changes must come into force after the key switch is restarted

OEM Faults - 5.1-6.7 - OEM failure（custom failure)

1，The user can define by themself the fault, use VCL code to note.

VCL Run Time Error - 6.8 - VCL running time is wrong

1，VCL code running time is overtime

External Supply Out of Range - 6.9 - Externial battery output is out og range

1， externial loading is between 5V and 12V , battery current is too big or too small

2， in the“inspection menu (Checking Menu)”, parameter is wrong, such as “ExtSupply Max”,“Ext Supply Min”

OS General - 7.1 - Operation system failure

1，internial controller failure

PDO Timeout - 7.2 - PDO overtime

1，CAN PDO information reception time exceeds PDOtime limition

Stall Detected - 7.3 - Motor stalling

1， Motor stalling

2， motor encoder failure

3， wrong connection

4， input motor encoder battery failure

Motor Characterization Fault - 8.7 - Motor matching failure

1， In the process of motor matching, code contrast:

0=normal

1= The controller receives the encoder signal, but impulse quantity is undefined. Please manually set pulse value

2=motor temperature sensor failure

3= motor high temperature response failure

4=motor overheating response failure

5= motor low temperature sensor failure

6=low voltage response failure

7=high pressure response failure 

8= Controller cannot detect the encoder signal, channel signals disappears

9= Motor parameter settings exceed the scope 

Code display on the programmer - Code display on the instrument - Troubleshoot - Fault cause

Motor Type Fault - 8.9 - Motor type failure

1，motor type（Motor Type) parameters exceed the scope

VLC/OS Mismatch - 9.1 - VCL/OS not matched

1，VCL and OS of the controller program are not matching

EM Brake Failed to Set - 9.2 - Electromagnetic setting failure

1， the truck still not move after the electromagnetic brake command is setted.

2， Electromagnetic brake braking force is too small

Encoder LOS (Limited Operating Strategy) - 9.3 - Encoder operation is limited

1，Because motor blocked or encoder failure, the limited operating state is activated

2， wrong wiring

3， truck stall

Emer Rev Timeout - 9.4 - Emergency reverse response time is overtime

1， because EMR Timer expires, so the emergency switch is actiated overtime

2， emergent reverse switch has been on the “on” position all the time

Illegal Model Number - 9.5 - Controller type is wrong

1， controller moder can recognize

2， software and hardware type are not matching

3， controller is damaged