Fuel System & Emissions System (Hybrid)

• Special Tools
• General Troubleshooting Information
  • Intermittent Failures
  • Service Information
  • Opens and Shorts
  • How to Use the HDS (Honda Diagnostic System)
  • HDS Clear Command
  • Scan Tool Clear Command
  • DTC Clear
  • PCM Reset
  • Crank (CKP) Pattern Clear/Crank (CKP) Pattern Learn
    • Clear/Learn Procedure (with the HDS)
    • Learn Procedure (without the HDS)
  • How to End a Troubleshooting Session (required after any troubleshooting)
  • How to Troubleshoot Circuits at the PCM Connectors
  • Substituting the PCM
  • OBD Status
• DTC Troubleshooting Index
• Symptom Troubleshooting Index
• System Description
  • Fuel And Emissiions System Diagram
  • Vacuum Hose Routing
  • Electronic Control System
    • Notes
    • Self-diagnosis
    • Fail-safe Function
    • MIL Bulb Check and Readiness Code Condition
    • Self Shut Down (SSD) Mode
  • PCM Inputs and Outputs at Connector A (□) (44P)
  • PCM Inputs and Outputs at Connector B (Δ) (44P)
  • PCM Inputs and Outputs at Connector C (◦) (44P)
  • PCM Electrical Connections
  • PCM Circuit Diagram
  • PGM-FI System
    • Notes
    • Air Conditioning (A/C) Compressor Clutch Relay
    • Air Fuel Ratio (A/F) Sensor
    • Barometric Pressure (BARO) Sensor
    • Camshaft Position (CMP) Sensor
    • Crankshaft Position (CKP) Sensor
    • CVT Output Shaft (Driven pulley) Speed Sensor
    • Engine Coolant Temperature (ECT) Sensor 1 and 2
    • Ignition Timing Control
    • Injector Timing and Duration
    • Knock Sensor
    • Manifold Absolute Pressure (MAP) Sensor
    • Malfunction Indicator Lamp (MIL) Indication (In relation to Readiness Codes)
    • Mass Air Flow (MAF) Sensor/Intake Air Temperature (IAT) Sensor
    • Secondary Heated Oxygen Sensor (Secondary HO2S)
  • Electronic Throttle Control System
    • Notes
    • Accelerator Pedal Position (APP) Sensor
    • Throttle Body
  • Electronic Throttle Control System Diagram
  • 3 Stage i-VTEC System
  • Operating Condition
  • System Operation
    • Low Lift Operation
    • High Lift Operation
    • Valve pause operation
  • Idle Control System
    • Notes
    • Brake Pedal Position Switch
    • Electrical Power Steering (EPS) Signal
  • Fuel Supply System
    • Fuel Cutoff Control
    • Fuel Pump Control
    • PGM-FI Main Relay 1 and 2
  • Catalytic Converter System
    • Warm Up/Three Way Catalytic Converter (WU-TWC) and Three Way Catalytic Converter (TWC)
  • Exhaust Gas Recirculation (EGR) System
    • Notes
    • EGR Valve
  • Exhaust Gas Recirculation (EGR) System Diagram
  • Positive Crankcase Ventilation (PCV) System
  • Evaporative Emission (EVAP) Control System
    • Notes
    • EVAP Canister
    • EVAP Canister Purge Valve
    • Fuel Tank Pressure (FTP) Sensor
    • EVAP Canister Vent Shut Valve
  • Evaporative Emission (EVAP) Control Diagram
  • Fuel Cap Warning Message
    • Notes
    • First drive cycle
  • To make the message go off (With the HDS)
    • Procedure
  • To make the message go off (Without the HDS)
    • Procedure
• How to Set Readiness Codes
  • Malfunction Indicator Lamp (MIL) Indication (In relation to Readiness Codes)
  • Catalytic Converter Monitor and Readiness Code
    • Notes
    • Enable Criteria
    • Procedure
  • Evaporative Emission (EVAP) Control System Monitor and Readiness Code
    • Notes
    • Enable Criteria
    • Procedure
  • Air Fuel Ratio (A/F) Sensor Monitor and Readiness Code
    • Notes
    • Enable Criteria
    • Procedure
  • Air Fuel Ratio (A/F) Sensor Heater Monitor Readiness Code
    • Notes
    • Procedure
  • Misfire Monitor and Readiness Code
  • Fuel System Monitor and Readiness Code
  • Comprehensive Component Monitor and Readiness Code
  • EGR Monitor and Readiness Code
    • Notes
    • Enable Criteria
    • Procedure