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Komatsu Dump Truck Fault Codes List: D1C0KZ to DB2AMA

Page 7 of 12 of the full Komatsu Dump Truck fault code list (1,115 codes). Each entry is the code as the machine reports it and what the manufacturer data says it means.

Komatsu Dump Truck codes D1C0KZ to DB2AMA

  • D1C0KZBrake Cut Relay: Open or Short Circuit (KZ)
  • D1D0KBEngine Controller Load Power Source Relay: Short Circuit (KB)
  • D1DDKBEngine Controller Load Power Source Relay: Short Circuit (KB)
  • D1EFKAPre-lubrication Start Relay Output System: Disconnection
  • D1EFKBPre-lubrication Start Relay Output System: Grounding Fault
  • D1EFKYPre-lubrication Start Relay Output System: Hot Short Circuit
  • D1EHKADisconnection of Engine Start Relay
  • D1EHKBGround Fault of Engine Start Relay
  • D1EHKYHot Short of Engine Start Relay
  • D1EMKADisconnection Of Parking Interlock Relay Output Circuit
  • D1EMKBGround Fault Of Parking Interlock Relay Output Circuit
  • D1EMKYHot Short of Parking Interlock Relay Output Circuit
  • D1ENKZFailure of Power Ladder Power Supply Relay Output System
  • D1EPKADisconnection of Power Ladder Pump Drive Relay Output Circuit
  • D1EPKBGround Fault of Power Ladder Pump Drive Relay Output Circuit
  • D1EPKYHot Short of Power Ladder Pump Drive Relay Output Circuit
  • D1EQKADisconnection of Power Ladder Buzzer Relay Output Circuit
  • D1EQKBGround Fault of Power Ladder Buzzer Relay Output Circuit
  • D1EQKYHot Short of Power Ladder Buzzer Relay Output Circuit
  • D1ERKAOpen Circuit in Power Ladder Raise Solenoid Relay Output Circuit
  • D1ERKBGround Fault of Power Ladder Raise Solenoid Relay Output Circuit
  • D1ERKYHot Short in Power Ladder Raise Solenoid Relay Output Circuit
  • D1ESKAOpen Circuit in Power Ladder Lower Solenoid Relay Output Circuit
  • D1ESKBGround Fault of Power Ladder Lower Solenoid Relay Output Circuit
  • D1ESKYHot Short in Power Ladder Lower Solenoid Relay Output Circuit
  • D1FBKBGround Fault of Solenoid Self-Holding Relay
  • D5ZAKXEngine Throttle Modify 1 Signal: Input Signal Outside Range (KX)
  • D5ZBKXInter-Axle Differential Lock Command Signal: Input Signal Outside Range (KX)
  • D5ZCKZExhaust Brake Command Signal: Open or Short Circuit (KZ)
  • D5ZDL4Forced Neutral Demand Signal: * See Contents (L4)
  • D5ZEKXEngine Load Signal: Input Signal Outside Range (KX)
  • D5ZFKZNeutral Signal 1: Open or Short Circuit (KZ)
  • D5ZGKZNeutral Signal 2: Open or Short Circuit (KZ)
  • D5ZHL6Disconnection of Key Switch C
  • D5ZKKZFront Brake Cut-Off Solenoid Valve: Disconnection, Short Circuit
  • D811MCKOMTRAX Error
  • D862KAGPS Antenna Open Circuit
  • D8ALKAOperating Lamp Open Circuit (KOMTRAX)
  • D8ALKBOperating Lamp Short Circuit (KOMTRAX)
  • D8AQK4CAN2 Disconnection (KOMTRAX) 2
  • D8AQKRCAN2 Disconnection (KOMTRAX)
  • DAF0KTAbnormality of Non-volatile Memory (MON)
  • DAF0MBMonitor ROM Abnormality
  • DAF0MCMonitor Error
  • DAF3KKController Power Source Low (Monitor)
  • DAF8KBCamera Power Supply Short Circuit
  • DAF9KMMachine Monitor: Error In Operation Or Setting (Wrong Or Defective Connection Of The Connector) (Machine Monitor System)
  • DAFDKBMonitor 12V Power Output Short Circuit
  • DAFGMCGPS Module Error
  • DAFLKAOperating Lamp Open Circuit (Monitor)
  • DAFLKBOperating Lamp Short Circuit (Monitor)
  • DAFOKMMonitor Panel: Mistaken Operation or Mistaken Letting (KM)
  • DAFQKRCAN2 Disconnection (Monitor)
  • DAFRKRAbnormal CAN Communication (Machine Monitor): Abnormal Communication (Machine Monitor System)
  • DAFSKQMonitor Panel: Monitor Panel: Non Match in Model Selection Signal (KQ)
  • DAQ0KKTransmission Controller: Power Source Voltage Too Low And Input (KK) (Transmission Controller System)
  • DAQ0KTTransmission Nonvolatile Memory: Abnormality In Controller (Transmission Controller System)
  • DAQ0MCTransmission Controller Error
  • DAQ1KADisconnection of Key Switch ACC (Transmission)
  • DAQ1KKTransmission Controller Main Power Supply Line: Drop in Power Source Voltage, Input (KK)
  • DAQ2KKTransmission Controller Solenoid Power Source: Power Source Too Low And Input (Transmission Controller System)
  • DAQ3KKTransmission Controller Battery Direct Power Supply Line: Drop in Power Source Voltage, Input (KK)
  • DAQ5KPTransmission Controller Power Supply Output 1: Drop in Output Voltage (KP)
  • DAQ9KMTransmission Controller Wiring Harness: Mistaken Operation or Mistaken Setting (KP)
  • DAQ9KQDisagreement Of Model Selection (Transmission Controller) (Machine Monitor System)
  • DAQAKQTransmission Controller Rotary Switch: Non Match in Model Selection Signal (KP)
  • DAQLKAOperating Lamp Open Circuit (Transmission)
  • DAQLKBOperating Lamp Short Circuit (Transmission)
  • DAQOKT(Transmission Nonvolatile Memory: Abnormality In Controller)
  • DAQQKRCAN2 Disconnection (Transmission Controller)
  • DAQRKRCOMMUNICATION LOST: Defective Communication (Transmission Controller – Machine Monitor) (Machine Monitor System)
  • DAQRMATransmission Controller Option Setting: Malfunction (Machine Monitor-Transmission Controller) (Machine Monitor System)
  • DAQSKRTransmission Controller SNET: Defective Communication, Abnormality in Corresponding Component System (KR)
  • DAQSMATransmission Controller: Function Impossible (MA)
  • DASOMAEngine Malfunction: Red Indicator Light
  • DASOMCEngine Malfunction: Amber Indicator Light
  • DASRKREngine Malfunction: Communication Error
  • DAZ9KQAir Conditioner Model Selection Abnormality
  • DAZQKRCAN2 Disconnection (Air Conditioner ECU)
  • DB10KKRetarder Controller (q1): Drop In Power Source Voltage, Input (KK)
  • DB10KTRetarder Controller Nonvolatile Memory: Abnormality In Controller (Retarder Controller System)
  • DB10MCRHC Error
  • DB11KADisconnection of Key Switch ACC (RHC)
  • DB11KKRetarder Controller (q1) Main Power Supply Line: Drop In Power Supply Voltage, Input (KK)
  • DB12KKRetarder Controller Solenoid Power Source: Power Source Voltage Too Low (Retarder Controller System)
  • DB13KKRetarder Controller Battery Direct Power Source: Power Source Voltage Too Low (Retarder Controller System)
  • DB19KMRetarder Controller (q1) Wiring Harness: Mistaken Operation Or Mistaken Setting (KM)
  • DB19KQModel Selection Signal: Inconsistent Model Selection Signal (Retarder Controller System)
  • DB1LKADisconnection of System Operating Lamp (RHC)
  • DB1LKBShort Circuit of System Operating Lamp (RHC)
  • DB1QKRCAN2 Disconnection (Retarder Hoist Controller)
  • DB1QMAInconsistent Retarder Controller Option Setting (Retarder Controller System)
  • DB1RKRAbnormal CAN Communication (Retarder Controller): Communication Disabled (Between Retarder Controller– Transmission Controller) (Retarder Controller System)
  • DB1RMADisagreement of Option Setting (Retarder Controller)
  • DB1SKQModel Selection: Wrong Information (Internal Save Value Disagrees with Model Information from Machine Monitor)
  • DB1SKRRetarder Controller (q1) SNET: Defective Communication, Abnormality in Corresponding Component System (KR)
  • DB20KTEngine Controller: Abnormality Inside Controller (KT)
  • DB22KKEngine controller load power source relay: Drop in power supply voltage, input (KK)
  • DB29KQEngine Controller Connecting Wiring Harness: Model Selection Signal Mismatch (KQ)
  • DB2AMAEngine Controller Fuel Injection Quantity Control Switch: Function Impossible (MA)
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