2021 Honda Clarity Service and Repair Manual

Regular price $49.99 USD
Covers all 2021 Clarity trims — Plug-In Hybrid Sedan 4-Door, Fuel Cell Sedan 4-Door, Plug-In Hybrid Touring Sedan 4-Door ·
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2021 Honda Clarity service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Designed for technicians and DIY owners, this manual helps you diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Electrical diagnostics with wiring diagrams
  • Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more

Trims covered

  • Plug-In Hybrid Sedan 4-Door
  • Fuel Cell Sedan 4-Door
  • Plug-In Hybrid Touring Sedan 4-Door

Engines covered

  • 1.5L 1497CC l4 PLUG-IN HYBRID EV-GAS (PHEV) DOHC Naturally Aspirated
  • FUEL CELL EV (FCEV)

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams
No active recalls The 2021 Honda Clarity has no recalls on file with NHTSA.
TSB #10206988

ServiceNews Article - There are several possible causes for the SRS DTC U3000-49 (Internal Failure of the SRS Unit) to be stored. If you can duplicate the DTC, the troubleshooting will take you through the step-by-step process in isolating

TSB #10206395

ServiceNews Article - There are several possible causes for the SRS DTC U3000-49 (Internal Failure of the SRS Unit) to be stored. If you can duplicate the DTC, the troubleshooting will take you through the step-by-step process in isolating

20230725Component: ELECTRICAL SYSTEMCrash reported

I was reversing in order to go up a driveway at an Airbnb where my husband and I had been staying. The bottom of the car is low to the ground, and it was difficult to clear a rise at the bottom of the

20230725Component: STEERINGCrash reported

I was reversing in order to go up a driveway at an Airbnb where my husband and I had been staying. The bottom of the car is low to the ground, and it was difficult to clear a rise at the bottom of the

20230725Component: VEHICLE SPEED CONTROLCrash reported

I was reversing in order to go up a driveway at an Airbnb where my husband and I had been staying. The bottom of the car is low to the ground, and it was difficult to clear a rise at the bottom of the

20240919Component: FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL

Received multiple warning alerts that adaptive cruise control, automatic emergency braking, forward collision warning, and Lane Departure/Keeping were not working while driving car. Took car to Honda

20240919Component: FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING

Received multiple warning alerts that adaptive cruise control, automatic emergency braking, forward collision warning, and Lane Departure/Keeping were not working while driving car. Took car to Honda

Showing the 5 most serious of 8 complaints filed with NHTSA.

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