Hybrid Control System

• Precaution
  • Precautions
    • Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER"
      • Notes
      • Precautions When Using Power Tools (Air Or Electric) And Hammers
    • High Voltage Precautions
      • Notes
      • High Voltage Harness And Equipment Identification
      • Handling Of High Voltage Harness And Terminals
      • Regulations On Workers With Medical Electronics
      • Prohibited Items To Carry During The Work
      • Posting A Sign Of "Danger! High Voltage Area. Keep Out"
    • Precautions Concerning On-board Servicing of Hybrid Systems
• Preparation
  • Preparation
    • Commercial Service Tools
• System Description
  • Description
    • Description
      • Hybrid Control System
        • INFINITI Direct Response Hybrid (Hybrid) System
        • Driving Mode
  • Component Parts
    • Hybrid Control System
      • HYBRID CONTROL SYSTEM: Component Parts Location
        • Vehicle Compartment
        • Interior Compartment
      • HPCM
      • DC/DC Converter
      • System Main Relay
        • Description
        • System Main Relay 1
        • System Main Relay 2
        • Pre-Charge Relay
      • Clutch 1 Stroke Sensor
      • Accelerator Pedal Position Sensor
      • Brake Switch & Stop Lamp Switch
      • ASCD steering Switch
      • ICC Steering Switch
      • Warning Lamps and Indicator Lamps
        • Notes
        • Ready To Drive Indicator Lamp
        • Hybrid System Warning Lamp
        • 12-Volt Battery Charge Warning Lamp
        • Oil Pressure Warning Lamp
        • EV Indicator Lamp
        • ECO Drive Indicator Lamp
        • Assist Charge Gauge
      • Information Display
  • System
    • Hybrid Control System
      • HYBRID CONTROL SYSTEM: System Description
        • System Diagram
        • HPCM Input/Output Signal Chart
        • System Description
        • Hybrid System Output Control
        • < Example Of Engine And Traction Motor Output Control According To Driving Conditions >
        • Conditions For Motor Driving
        • Clutch Function
        • System Display Function
      • HYBRID CONTROL SYSTEM: Fail-safe
    • Brake System Cooperation Control
      • BRAKE SYSTEM COOPERATION CONTROL: System Description
        • System Diagram
        • HPCM Input/Output Signal Items
        • System Description
        • Regenerative Brake Control
    • System Main Relay Control
      • SYSTEM MAIN RELAY CONTROL: System Description
        • System Diagram
        • HPCM INPUT/OUTPUT SIGNAL CHART Input Signal Item
        • Description
        • Operation Description
        • Power Disconnect Control At Time Of Vehicle Collision
        • Conditions For System Main Relay Off
    • Power Voltage Variable Control System
      • POWER VOLTAGE VARIABLE CONTROL SYSTEM: System Description
        • System Diagram
        • HPCM Input/Output Signal Items
        • System Description
        • Variable Voltage Control
    • Cooling System Control
      • COOLING SYSTEM CONTROL: System Description
        • System Diagram
        • HPCM Input/Output Signal Items
        • System Description
        • Cooling Fan Control
        • Dc/Dc Converter Cooling Control
        • Electric Water Pump Control
    • Automatic Speed Control Device (ASCD)
      • AUTOMATIC SPEED CONTROL DEVICE (ASCD): System Description
        • System Diagram
        • Input/Output Signal Chart
        • ASCD Basic System
    • INFINITI Drive Mode Selector
      • INFINITI DRIVE MODE SELECTOR: System Description
        • System Diagram
        • Control
    • Can Communication
      • CAN COMMUNICATION: System Description
  • Operation
    • Automatic Speed Control Device (ASCD)
      • AUTOMATIC SPEED CONTROL DEVICE (ASCD): Switch Name and Function
        • Switches And Indicators (Without ICC Models)
        • Switches And Indicators (With ICC Models)
        • Set Speed Range
        • Switch Operation
        • Cancel Operation
  • Handling Precaution
    • Infiniti Drive Mode Selector
      • ECO Drive Indicator Lamp Control
      • ECO Pedal Control
      • Engine And Traction Motor Output Characteristics After Switching Mode
  • On Board Diagnostic (OBD) System
    • Diagnosis Description
    • GST (Generic Scan Tool)
  • Diagnosis System (HPCM)
    • Diagnosis Description
      • DIAGNOSIS DESCRIPTION: 1st Trip Detection Logic and Two Trip Detection Logic
      • DIAGNOSIS DESCRIPTION: DTC and Freeze Frame Data
        • DTC And 1ST Trip DTC
        • Freeze Frame Data And 1ST Trip Freeze Frame Data
      • DIAGNOSIS DESCRIPTION: Counter System
        • Relationship Between Mil, 1ST Trip DTC, DTC, And Detectable Items
        • Counter System Chart
      • DIAGNOSIS DESCRIPTION: Driving Pattern
        • Notes
        • Driving Pattern A
        • Driving Pattern B
      • DIAGNOSIS DESCRIPTION: Permanent Diagnostic Trouble Code (Permanent DTC)
        • Notes
        • Permanent DTC Set Timing
      • DIAGNOSIS DESCRIPTION: Hybrid System Warning Lamp
      • DIAGNOSIS DESCRIPTION: 12-Volt Battery Charge Warning Lamp
      • DIAGNOSIS DESCRIPTION: Malfunction Indicator Lamp (MIL)
        • System Diagram
        • System Description
      • On Board Diagnosis Function
        • On Board Diagnosis (OBD) System Functions
        • Bulb Check Mode
        • Malfunction Warning Mode
        • Inspection Mode
      • CONSULT Function
        • Function
        • Self-Diag Results Mode
        • DATA MONITOR MODE Monitored Items
        • Active Test Mode
        • Work Support Mode
• Ecu Diagnosis Information
  • HPCM
    • Reference Value
      • Values On The Diagnosis Tool
      • Terminal Layout
      • Physical Values
    • Fail-safe
    • DTC Inspection Priority Chart
    • DTC Index
  • Dc/Dc Converter
    • Reference Value
      • Terminal Layout
      • Physical Values
    • Circuit Diagram
    • Harness Layout
• Wiring Diagram
  • Hybrid Control System
    • Wiring Diagram
      • Notes
      • Hybrid Control System Connector Terminal Identification
• Basic Inspection
  • Diagnosis And Repair Work Flow
    • Flowchart of Trouble Diagnosis
      • Details Of Trouble Diagnosis Flowchart
    • Question Sheet
      • Description
      • Example Of Question Sheet
  • Additional Service When Replacing HPCM
    • Description
    • Work Procedure
  • Accelerator Pedal Released Position Learning
    • Description
    • Work Procedure
  • Clutch 1 Position Learning
    • Description
    • Work Procedure
  • Inspection Mode
    • Description
    • Work Procedure (Inspection Mode 1)
      • Notes
      • Inspection Mode 1
        • Notes
        • Canceling Inspection Mode 1
    • Work Procedure (Inspection Mode 2)
      • Inspection Mode 2
      • Canceling Inspection Mode 2
    • Work Procedure (Inspection Mode 3)
      • Inspection Mode 3
      • Canceling Inspection Mode 3
    • Work Procedure (Inspection Mode 5)
      • Inspection Mode 5
      • Canceling Inspection Mode 5
  • How To Erase Permanent DTC
    • Description
• DTC/Circuit Diagnosis
  • DTC Index
  • Power Supply And Ground Circuit
    • HPCM
      • HPCM: Diagnosis Procedure
    • Dc/Dc Converter
      • DC/DC CONVERTER: Diagnosis Procedure
  • DTC U0100: ECM
    • Description
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC U0101: TCM
    • Description
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC U0107: ADAS
    • Description
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC U0110: Drive Motor Control Module
    • Description
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC U0111: Battery Energy Control Module
    • Description
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC U1000: Can Comm Circuit
    • Description
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P0510: Throttle Position Sensor
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P0613: TCM
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P0616: Starter Relay
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P062F: Control Module
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P0806: Clutch 1 Stroke Sensor
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P0807, P0808: Clutch 1 Stroke Sensor
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P0851, P0852: Park/Neutral Switch
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P0A06, P0A07: Electric Water Pump
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P0A08: Dc/Dc Converter
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P0A09, P0A10: Dc/Dc Converter
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P0A0A, P0A0C: HV System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P0A0F: Engine No Start
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P0A12, P0A13: Dc/Dc Converter
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P0A1D: HPCM
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P0A1F: Battery Energy Control Module
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P0A93: Inverter Cooling System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P0A95: High Voltage Fuse
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
    • Component Inspection (System Main Relay 1)
    • Component Inspection (System Main Relay 2)
  • DTC P0AA0: Hybrid Battery Positive Contactor
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
    • Component Inspection (System Main Relay 1)
    • Component Inspection (System Main Relay 2)
  • DTC P0AA1: Hybrid Battery Positive Contactor
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
    • Component Inspection (System Main Relay 1)
  • DTC P0AA4: Hybrid Battery Negative Contactor
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
    • Component Inspection (System Main Relay 2)
  • DTC P0AA6: Hybrid Battery System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P0AA7: Hybrid Battery Volt Insulation Sensor
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P0ADB, P0ADC: Hybrid Battery Positive Contactor
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
    • Component Inspection (System Main Relay 1)
  • DTC P0ADF, P0AE0: Hybrid Battery Negative Contactor
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
    • Component Inspection (System Main Relay 2)
  • DTC P0AE1: Hybrid Battery Pre-Charge Contactor
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P0AE2: Hybrid Battery Pre-Charge Contactor
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P0AE6: Hybrid Battery Pre-Charge Contactor
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P0AE7: Hybrid Battery Pre-Charge Contactor
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P0B35, P0B37: SDSW
    • DTC Logic
      • Notes
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P1572: Brake Switch
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Component Function Check
    • Diagnosis Procedure
    • Component Inspection (Brake Switch)
    • Component Inspection (Stop Lamp OFF Relay 1)
    • Component Inspection (Stop Lamp OFF Relay 2)
  • DTC P175A: Transmission System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P1805: Brake Switch
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Component Function Check
    • Diagnosis Procedure
    • Component Inspection (Stop Lamp Switch)
    • Component Inspection (Stop Lamp OFF Relay 1)
  • DTC P2122, P2123: App Sensor
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
    • Component Inspection (Accelerator Pedal Position Sensor)
  • DTC P2127, P2128: App Sensor
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
    • Component Inspection (Accelerator Pedal Position Sensor)
  • DTC P2138: App Sensor
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
    • Component Inspection (Accelerator Pedal Position Sensor)
  • DTC P2519: A/C Request
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P2857, P2859: Clutch 1
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P3103: Dc/Dc Converter Cooling System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Component Function Check
    • Diagnosis Procedure
  • DTC P3110: Ignition Relay
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P3112: Stop Lamp Switch
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Component Function Check
    • Diagnosis Procedure
    • Component Inspection (Stop Lamp Switch)
    • Component Inspection (Brake Hold Relay)
  • DTC P3113, P3114: Brake Switch
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
    • Component Inspection (Brake Switch)
    • Component Inspection (Stop Lamp Switch)
    • Component Inspection (Stop Lamp OFF Relay 1)
    • Component Inspection (Stop Lamp OFF Relay 2)
  • DTC P3117: A/C System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P3118: Hybrid Battery
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P3119: Motor System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P311D, P311E: High Voltage System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
    • Component Inspection (System Main Relay 1)
    • Component Inspection (System Main Relay 2)
  • DTC P311F: Pre-Charge Relay
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P3120: High Voltage System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P3123, P3124: HV System Cooling Pump
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P3137, P3138: Car Clash
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P3139: Air Bag System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P3146: Motor Resolver
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P3149: Transmission System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P314D: Engine System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P314E: Engine System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P3150: Engine Start System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P3155: Engine System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P3157: Sensor Power Supply
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P3176: Motor System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P3177: Motor System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P3178: Motor System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P3179: Motor System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P317A: Motor System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P317B: Motor System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P317F: HV Battery System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P3180: HV Battery System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P3181: HV Battery System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P3182: HV Battery System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P3184: HV Battery System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P3185: Transmission System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P3194: Can Error
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P31A6: Can Error
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P31A7: Can Error
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P31A8: Can Error
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P31A9: Can Error
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P31AB: Can Error
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P31AC: Can Error
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P31F7, P31F8 P31FB, P31FC, P31FD: ASCD System
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P31F9, P31FA: ASCD Steering Switch
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
    • Component Inspection (ASCD Steering Switch)
    • Component Inspection (ICC Steering Switch)
  • DTC P31FE: ICC Function
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • DTC P31FF: ASCD Vehicle Speed Sensor
    • Description
    • DTC Logic
      • DTC Detection Logic
      • DTC Confirmation Procedure
    • Diagnosis Procedure
  • Brake Switch
    • Component Function Check
    • Diagnosis Procedure
    • Component Inspection (Brake Switch)
    • Component Inspection (Stop Lamp OFF Relay 1)
    • Component Inspection (Stop Lamp OFF Relay 2)
  • Indicator Lamp
    • Component Function Check
    • Diagnosis Procedure
  • Information Display (ASCD)
    • Component Function Check
    • Diagnosis Procedure
  • Insulation Resistance
    • Insulation Resistance
• Symptom Diagnosis
  • Hybrid Control System
    • Symptom Table
      • Engine, Motor
      • TM, Clutch/Chassis, Brake, Steering/Air Conditioning/Electrical
  • INFINITI Drive Mode Selector
    • Symptom Table
      • System-Drive Mode Selector-
• Removal And Installation
  • HPCM
    • Removal and Installation
      • Exploded View
      • Removal
      • Installation
  • Dc/Dc Converter
    • Exploded View
      • Notes
      • Disassembly & Assembly