2021 Honda Vezel Service and Repair Manual

This 2021 Honda Vezel Service and Repair Manual Covers

Engine & Drivetrain

Petrol Engine

• 1.5L DOHC i-VTEC Inline-4 (L15Z)

Hybrid Powertrain (e:HEV)

• 1.5L Atkinson-Cycle DOHC Inline-4 (LEB-H5)
• Dual Electric Motor e:HEV Hybrid System
• Lithium-Ion High-Voltage Battery Pack
• Electronic Continuously Variable Transmission (e-CVT)

Coverage Includes

• Engine mechanical overhaul procedures
• Direct fuel injection system diagnostics
• i-VTEC system diagnostics and repair
• e:HEV hybrid system diagnostics
• High-voltage battery testing and servicing
• Power Control Unit (PCU) diagnostics
• Intelligent Power Unit (IPU) diagnostics
• Electric motor diagnostics and repair
• Regenerative braking system diagnostics
• Cooling system troubleshooting
• Emissions control system repairs
• Intake and exhaust system servicing
• e-CVT diagnostics and repair procedures
• Engine Control Module (ECM) diagnostics

Chassis & Suspension

• MacPherson strut front suspension repairs
• Torsion beam rear suspension servicing
• Electric Power Steering (EPS) diagnostics
• Steering angle sensor calibration procedures
• Wheel alignment specifications
• Wheel bearing replacement procedures
• Suspension component testing and troubleshooting
• Tire Pressure Monitoring System (TPMS) diagnostics

Braking Systems

• Anti-lock Braking System (ABS) diagnostics
• Electronic Brake Distribution (EBD) diagnostics
• Vehicle Stability Assist (VSA) diagnostics
• Electronic parking brake diagnostics
• Brake Hold system diagnostics
• Regenerative braking system diagnostics
• Brake hydraulic system service procedures
• Brake component inspection and replacement procedures

Electrical & Wiring

• Complete Honda factory wiring diagrams
• High-voltage hybrid system schematics
• CAN and CAN-FD communication network diagnostics
• Body Control Module diagnostics
• Power distribution schematics
• Fuse and relay identification
• Battery and charging system diagnostics
• Starting system troubleshooting
• Digital instrument cluster diagnostics
• Honda CONNECT infotainment system diagnostics
• Smartphone connectivity troubleshooting

Honda SENSING® & Driver Assistance Systems

• Collision Mitigation Braking System™ (CMBS™) diagnostics
• Adaptive Cruise Control (ACC) with Low-Speed Follow diagnostics
• Lane Keeping Assist System (LKAS) diagnostics
• Road Departure Mitigation System diagnostics
• Traffic Sign Recognition (TSR) diagnostics
• Lead Car Departure Notification diagnostics
• Front radar sensor calibration procedures
• Forward camera aiming procedures
• Blind Spot Information System diagnostics where equipped
• Rear Cross Traffic Monitor diagnostics where equipped

Air Conditioning & HVAC

• Automatic climate control diagnostics
• HVAC control module testing
• Refrigerant servicing specifications
• Hybrid climate control integration diagnostics
• Heating and ventilation troubleshooting
• Blower motor repairs
• Air distribution actuator diagnostics

Body & Interior

• Interior trim removal and installation procedures
• Smart entry system diagnostics
• Push-button start system diagnostics
• Walk-away auto-lock diagnostics
• Door lock and power window diagnostics
• Exterior body repair procedures
• Airbag and occupant restraint system servicing
• Occupant detection system diagnostics

Diagnostics & Troubleshooting

• Honda-specific diagnostic procedures
• Honda Diagnostic System (HDS) procedures
• OBD-II and manufacturer-specific DTC lookup
• Hybrid system troubleshooting workflows
• ADAS calibration procedures
• Module programming and configuration procedures
• Component testing specifications
• Electrical fault tracing procedures
• Service functions and adaptations

Common Error Codes Covered

This manual provides diagnostic and repair procedures for thousands of Honda-specific fault codes, including:

Engine & Hybrid System Codes

• P0172 – Fuel System Too Rich
• P0300 – Random/Multiple Cylinder Misfire Detected
• P219A – Air-Fuel Ratio Imbalance
• P0A7F – Hybrid Battery Pack Deterioration
• P0A80 – Replace Hybrid Battery Pack
• P1C7A – Hybrid Power Control System Fault

Transmission & Drivetrain Codes

• P0700 – Transmission Control System Malfunction
• P0962 – Pressure Control Solenoid Circuit Low
• P17F0 – e-CVT Control System Fault
• P1890 – Transmission Performance Fault

ABS & Chassis Codes

• C0035 – Left Front Wheel Speed Sensor Fault
• C0051 – Steering Angle Sensor Fault
• C1111 – ABS Pump Motor Circuit Fault
• C1A44 – Electronic Parking Brake Fault

Network Communication Codes

• U0100 – Lost Communication with ECM/PCM
• U0121 – Lost Communication with ABS Control Module
• U3000 – Control Module Internal Performance Fault
• U0401 – Invalid Data Received from ECM/PCM

Honda SENSING® & ADAS Codes

• C1101 – Forward Radar Sensor Misalignment
• C1102 – Forward Camera Calibration Fault
• B2A60 – Lane Keeping Assist System Fault
• B2A67 – Collision Mitigation Braking System Fault

Body Control Codes

• B12C5 – Smart Entry System Fault
• B1A69 – Occupant Detection System Fault
• B1000 – Control Unit Internal Failure
• B1420 – Power Door Lock System Fault

And thousands of additional diagnostic codes, wiring diagrams, troubleshooting workflows, technical service information, calibration procedures, and repair instructions.

Who Is This Manual For?

This manual is ideal for:

• Professional Honda service centers
• Independent repair garages
• Hybrid vehicle specialists
• ADAS calibration technicians
• Mobile mechanics
• Automotive technicians
• Honda Vezel owners performing DIY repairs
• Automotive training institutions

If you are troubleshooting, maintaining, servicing, or repairing a 2021 Honda Vezel, this is the factory workshop manual you need.