Technical Manual Hitachi 6HK1 Engine Stage V Exhaust Emission | ETDD750-EN-00 (2019.11.07)

Technical Manual Hitachi 6HK1 Engine Stage V Exhaust Emission ETDD750-EN-00 (2019.11.07) (Preview)

ETDD750-EN-00
0 Introduction (All models)
Introduction
safety information
14A Service Information Guide (All models)
Contents included in service information
Plastic gauge
Recommended liquid gasket
Thread locking adhesive agent
Term
Abbreviations
Standard bolts
15B Maintenance Information (6HK1)
Maintenance precautions
Primary specifications
Function, Structure, Operation
Introduction to the trouble diagnosis
15C Functional Inspection (6HK1)
Engine compression pressure inspection
Fuel system check
Lubrication system check
Air intake system check
Exhaust system check
DPD control system check
EGR control system check
Starting system check
Glow control system check
OBD system check
Inspection of the diagnostic light warning light illumination circuit system
Inspection of the diagnostic light warning light blinking circuit system
Inspection of the starter circuit system
15D Symptom (6HK1)
Intermittent conditions of engine
Engine start failure
Engine stalling
Engine hunching, rough idling
Excessive white smoke in the exhaust gas
Excessive black smoke in the exhaust gas
Abnormal noise
Large fuel consumption
Large oil consumption
Insufficient engine output
DPD system manual regeneration frequently
DPD system regeneration long time
1A Engine Control (6HK1)
DTC P0016 (Flash Code 16) Crankshaft Position – Camshaft Position Correlation Error
DTC P0045 (Flash Code 33) Turbocharger Boost Control VNT Error
DTC P0087 (Flash Code 225) Fuel Rail/System Pressure – Too Low
DTC P0089 (Flash Code 151) Fuel Pressure Regulator Performance
DTC P0091 (Flash Code 247) Fuel Pressure Regulator Control Circuit Low
DTC P0092 (Flash Code 247) Fuel Pressure Regulator Control Circuit High
DTC P0097 (Flash Code 214) Intake Air Temperature (IAT)Sensor 2 Circuit Low Voltage
DTC P0098 (Flash Code 214) Intake Air Temperature (IAT)Sensor 2 Circuit High Voltage
DTC P0102 (Flash Code 91) Mass Air Flow Sensor CircuitLow Input
DTC P0103 (Flash Code 91) Mass Air Flow Sensor CircuitHigh Input
DTC P0112 (Flash Code 22) Intake Air Temperature SensorCircuit Low
DTC P0113 (Flash Code 22) Intake Air Temperature SensorCircuit High
DTC P0117 (Flash Code 23) Engine Coolant Temperature Sensor Circuit Low
DTC P0118 (Flash Code 23) Engine Coolant TemperatureS ensor Circuit High
DTC P0122 (Flash Code 43) Throttle Position Sensor Circuit Low
DTC P0123 (Flash Code 43) Throttle Position Sensor Circuit High
DTC P0182 (Flash Code 211) Fuel Temperature Sensor Circuit Low
DTC P0183 (Flash Code 211) Fuel Temperature Sensor Circuit High
DTC P0192 (Flash Code 245) Fuel Rail Pressure Sensor Circuit Low
DTC P0193 (Flash Code 245) Fuel Rail Pressure Sensor Circuit High
DTC P0201 (Flash Code 271) Injector Circuit Open – Cylinder 1
DTC P0202 (Flash Code 272) Injector Circuit Open – Cylinder 2
DTC P0203 (Flash Code 273) Injector Circuit Open – Cylinder 3
DTC P0204 (Flash Code 274) Injector Circuit Open – Cylinder 4
DTC P0205 (Flash Code 275) Injector Circuit Open – Cylinder 5
DTC P0206 (Flash Code 276) Injector Circuit Open – Cylinder 6
DTC P0219 (Flash Code 543) Engine Overspeed Condition
DTC P0234 (Flash Code 42) Turbocharger Overboost Condition
DTC P0237 (Flash Code 32) Turbo Charger Boost Sensor Circuit Low
DTC P0238 (Flash Code 32) Turbo Charger Boost Sensor Circuit High
DTC P0335 (Flash Code 15) Crankshaft Position Sensor Circuit
DTC P0336 (Flash Code 15) Crankshaft Position Sensor Circuit Range/Performance
DTC P0340 (Flash Code 14) Camshaft Position Sensor Circuit
DTC P0380 (Flash Code 66) Glow Relay Circuit Error
DTC P0401 (Flash Code 93) EGR Flow Insufficient Detected
DTC P0404 (Flash Code 45) EGR Control Circuit Range/Performance
DTC P0409 (Flash Code 44) EGR Sensor Circuit
DTC P041C (Flash Code 27) EGR Cooler Outlet 1 TempSensor Circuit Low
DTC P041D (Flash Code 27) EGR Cooler Outlet 1 TempSensor Circuit High
DTC P0426 (Flash Code 143) Catalyst Temperature Sensor Circuit Range/Performance Sensor 1
DTC P0427 (Flash Code 48) Catalyst Temperature Sensor Circuit Low Sensor 1
DTC P0428 (Flash Code 48) Catalyst Temperature Sensor Circuit High Sensor 1
DTC P042B (Flash Code 145) Catalyst Temperature Sensor Circuit Range/Performance Sensor 2
DTC P042C (Flash Code 49) Catalyst Temperature Sensor Circuit Low Sensor 2
DTC P042D (Flash Code 49) Catalyst Temperature Sensor Circuit High Sensor 2
DTC P0521 (Flash Code 294) Engine Oil Pressure Sensor Performance
DTC P0522 (Flash Code 295) Engine Oil Pressure Sensor Circuit Low Input
DTC P0523 (Flash Code 295) Engine Oil Pressure Sensor Circuit High Input
DTC P0545 (Flash Code 39) EGR Cooler Inlet 1 Temp Sensor Circuit Low
DTC P0546 (Flash Code 39) EGR Cooler Inlet 1Temp Sensor Circuit High
DTC P0560 (Flash Code 155) 12 Volt Circuit Error
DTC P0563 (Flash Code 35) System Voltage High
DTC P0601 (Flash Code 53) Internal Control Module Memory Check Sum Error
DTC P0602 (Flash Code 154) Internal Control Module QR Code Error
DTC P0604 (Flash Code 153) Internal Control Module RAM Error
DTC P0606 (Flash Code 51) Internal Control Module CPU Error
DTC P060A (Flash Code 51) Internal Control Module CPU IC Error
DTC P060C (Flash Code 36) Internal Control Module A/D Processing Performance
DTC P0615 (Flash Code 19) Starter Relay Circuit Error
DTC P0638 (Flash Code 61) Throttle Actuator Control Range/Performance
DTC P0685 (Flash Code 416) ECM Power Relay Control Circuit Open
DTC P0687 (Flash Code 416) ECM Power Relay ControlCircuit High
DTC P06A6 (Flash Code 55) Sensor Reference Voltage 1 Circuit
DTC P06A7 (Flash Code 56) Sensor Reference Voltage 2 Circuit
DTC P06A8 (Flash Code 57) Sensor Reference Voltage 3 Circuit
DTC P06A9 (Flash Code 59) Sensor Reference Voltage 4 Circuit
DTC P06AF (Flash Code 277) Torque Management System – Forced Engine Shutdown
DTC P06D5 (Flash Code 56) Sensor Reference Voltage 5 Circuit
DTC P1076 (Flash Code 313) Charge Air Cooler (CAC) Temperature Sensor 1 Circuit Low Voltage
DTC P1077 (Flash Code 313) Charge Air Cooler (CAC) Temperature Sensor 1 Circuit High Voltage
DTC P1093 (Flash Code 227) Fuel Rail Pressure Too Low
DTC P1097 (Flash Code 213) Compressor Outlet Temperature Sensor Circuit High
DTC P1098 (Flash Code 213) Compressor Outlet Temperature Sensor Circuit High
DTC P1236 (Flash Code 315) Charge Air Cooler Performance Failure
DTC P1261 (Flash Code 34) Injector Positive Voltage Control Circuit Group 1
DTC P1262 (Flash Code 34) Injector Positive Voltage Control Circuit Group 2
DTC P1404 (Flash Code 45) EGR Position Fault
DTC P1455 (Flash Code 132) PM Over Accumulation
DTC P1471 (Flash Code 149) DPD Insufficient Regeneration
DTC P1606 (Flash Code 51) SW-IC Internal failure
DTC P160B (Flash Code 36) AD-IC Failure Error
DTC P1621 (Flash Code 54) Control Module Long Term Memory Performance
DTC P1669 (Flash Code 75) DPD Lamp Control Circuit
DTC P204F (Flash Code 611) SCR System Error (No Inducement)
DTC P207F (Flash Code 611) Urea Fluid Concentration Too Low
DTC P20C9 (Flash Code 611) SCR System Error
DTC P20DF (Flash Code 221) Exhaust After-treatment Fuel Pressure Sensor Circuit Low
DTC P20E0 (Flash Code 221) Exhaust After-treatment Fuel Pressure Sensor Circuit High
DTC P2122 (Flash Code 121) Pedal Position Sensor 1 Circuit Low Input
DTC P2123 (Flash Code 121) Pedal Position Sensor 1 Circuit High Input
DTC P2127 (Flash Code 122) Pedal Position Sensor 2 Circuit Low Input
DTC P2128 (Flash Code 122) Pedal Position Sensor 2 Circuit High Input
DTC P2138 (Flash Code 124) Pedal Position Sensor 1 – 2 Voltage Correlation
DTC P2146 (Flash Code 158) Fuel Injector Group 1 Supply Voltage Circuit
DTC P2149 (Flash Code 159) Fuel Injector Group 2 Supply Voltage Circuit
DTC P2228 (Flash Code 71) Barometric Pressure Sensor Circuit Low
DTC P2229 (Flash Code 71) Barometric Pressure Sensor Circuit High
DTC P242F (Flash Code 131) DPD Restriction
DTC P2452 (Flash Code 142) DPD Differential Pressure Sensor Circuit
DTC P2453 (Flash Code 141) DPD Differential Pressure Sensor Circuit Range/Performance
DTC P2454 (Flash Code 47) DPD Differential Pressure Sensor Circuit Low
DTC P2455 (Flash Code 47) DPD Differential Pressure Sensor Circuit High
DTC P2456 (Flash Code 47) DPD Differential Pressure Sensor Learned Position
DTC P2457 (Flash Code 95) Exhaust Gas Recirculation (EGR) Cooling System Performance
DTC P2458 (Flash Code 139) DPD Regeneration Duration
DTC P2BA7 (Flash Code 611) Urea Fluid Quantity Too Low
DTC P2BAA (Flash Code 611) SCR System Error (Inducement, No Purge )
DTC P3093 (Flash Code 227) Fuel Rail Pressure Too Low
DTC U0001 (Flash Code 84) CAN Bus Error (ISO-CAN)
DTC U0073 (Flash Code 84) Control Module Communication Bus Off
DTC U0101 (Flash Code 85) Lost Communication With CAN
DTC U010E (Flash Code 83)Lost Communications With Dosing Control Module
DTC U0110 (Flash Code 87) Lost Communication With VNT System
38B Maintenance Information (Urea SCR System)
Function, structure, operation of emission control
Introduction to the trouble diagnosis of emission control
38C Functional Inspection (Urea SCR System)
Diagnostic system check-urea selective catalytic reduction system
38D Symptom (Urea SCR System)
Intermittent conditions of urea selective catalytic reduction system
Urea fluid consumption too high
Ammonia smell noticeable
White crystalline powder visible
10M Emission Control (Urea SCR System)
DTC P0607 Control Module Performance
DTC P060B Internal Control Module A/D Processing Performance
DTC P062F Control Module EEPROM Error
DTC P0641 Sensor Reference Voltage Circuit
DTC P0658 Actuator Supply Voltage Circuit
DTC P0659 Actuator Supply Voltage Circuit
DTC P1462 Urea Fluid Quality Sensor Timeout Error
DTC P1464 Main Relay Performance
DTC P1468 Urea Dosing Control Module (DCM) Overtemperature
DTC P1491 Urea Fluid Overpressure
DTC P1493 Urea Dosing Control Module (DCM) Driver Overtemperature
DTC P149C Urea Fluid Pressure Reduction Malfunction
DTC P149D Urea Fluid Tank Overtemperature
DTC P2000 NOx Efficiency Error
DTC P203B Urea Fluid Tank Level Sensor Stuck
DTC P203C Urea Fluid Tank Level Sensor Low Voltage
DTC P203D Urea Fluid Tank Level Sensor High Voltage
DTC P2048 Urea Fluid Injector Circuit Low Voltage
DTC P2049 Urea Fluid Injector Circuit High Voltage
DTC P204B Urea Fluid Pressure Sensor Performance
DTC P204C Urea Fluid Pressure Sensor Circuit Low Voltage
DTC P204D Urea Fluid Pressure Sensor Circuit High Voltage
DTC P205B Urea Fluid Tank Temperature Sensor Performance
DTC P205C Urea Fluid Tank Temperature Sensor Low Voltage
DTC P205D Urea Fluid Tank Temperature Sensor High Voltage
DTC P206A Urea Fluid Quality Sensor Circuit
DTC P206B Urea Sensor Over Temperature Condition
DTC P206C Urea Fluid Quality Sensor Circuit Open
DTC P206D Urea Fluid Quality Sensor Circuit High Short
DTC P207F Urea Fluid Concentration Too Low
DTC P208A Urea Fluid Pump Control Circuit
DTC P208B Urea Fluid Pump Performance
DTC P208C Urea Fluid Pump Control Circuit Low Voltage
DTC P208D Urea Fluid Pump Control Circuit High Voltage
DTC P208E Urea Fluid Injector Stuck
DTC P20A0 Urea Fluid Reverting Valve Circuit Open
DTC P20A2 Urea Fluid Reverting Valve Circuit Low Voltage
DTC P20A3 Urea Fluid Reverting Valve Circuit High Voltage
DTC P20AC Urea Fluid Pump Temperature Sensor Performance
DTC P20AD Urea Fluid Pump Module Temperature Sensor Performance
DTC P20B1 Urea Fluid Tank Heater Coolant Control Valve Circuit Open
DTC P20B3 Urea Fluid Tank Heater Coolant Control Valve Circuit Low Voltage
DTC P20B4 Urea Fluid Tank Heater Coolant Control Valve Circuit High Voltage
DTC P20B9 Urea Fluid Electro-thermal Heater 2 Circuit Open
DTC P20BC Urea Fluid Electro-thermal Heater 2 Circuit High Voltage
DTC P20BD Urea Fluid Electro-thermal Heater 1 Circuit Open
DTC P20C0 Urea Fluid Electro-thermal Heater 1 Circuit High Voltage
DTC P20C1 Urea Fluid Electro-thermal Heater Relay Circuit Open
DTC P20C3 Urea Fluid Electro-thermal Heater Relay Circuit Low Voltage
DTC P20C4 Urea Fluid Electro-thermal Heater Relay Circuit High Voltage
DTC P20C5 Urea Fluid Electro-thermal Heater 3 Circuit Open
DTC P20C8 Urea Fluid Electro-thermal Heater 3 Circuit High Voltage
DTC P20E8 Urea Fluid Pressure Underpressure
DTC P20E9 Urea Fluid Overpressure
DTC P20EA Urea Fluid Pressure Reduction Malfunction
DTC P20FE Urea Fluid Pressure Build-Up Error
DTC P2201 Upstream NOx Sensor Performance
DTC P2206 NOx Sensor Heater Control Circuit Low Voltage Sensor 1
DTC P2207 NOx Sensor Heater Control Circuit High Voltage Sensor 1
DTC P2210 NOx Sensor Heater Control Circuit Low Voltage Sensor 2
DTC P2211 NOx Sensor Heater Control Circuit High Voltage Sensor 2
DTC P242B Exhaust Gas Temperature (EGT) Sensor 3 Performance
DTC P242C Exhaust Gas Temperature (EGT) Sensor 3 Circuit Low Voltage
DTC P242D Exhaust Gas Temperature (EGT) Sensor 3 Circuit High Voltage
DTC U0002 CAN Bus Off
DTC U0100 Lost Communication With ECM
DTC U029D Lost Communication With NOx Sensor 1
DTC U029E Lost Communication With NOx Sensor 2
Wiring Diagram
Using the ETM
Structure and Content of This Document
1. Wiring Diagram
2. Location Diagram / 3. Connector Information / 4. Terminal Name
5. Circuit Symbols
6. Abbreviations
Engine
Engine Control
Engine Control
Location Diagram
Connector Location Diagram
Connector List
H（Connector List）
S（Connector List）
T（Connector List）
Terminal Name
Terminal Name
SERVICE MANUAL REVISION REQUEST FORM