2018 Honda Clarity Service and Repair Manual

4.7 · Trusted by 14,000+ mechanics & DIYers
Regular price $49.99 USD
  • Lightning-Fast Downloads
    Optimized files — even slow connections handle it
  • Instant Search & Navigation
    Jump to any procedure or spec with one click
  • Print One or All Pages
    Bring only the pages you need to the shop
  • Covers Every System & Component
    Every procedure for the 2018 Honda Clarity
Sample Preview

Unlock the Full Manual

Complete repair procedures
Wiring diagrams & schematics
Torque specifications
Full search & bookmarks
$49.99
Buy 2+ Manuals, Save 20% Discount applied automatically at checkout
20% OFF
Secure Checkout
No Subscriptions
Factory-Grade Data

2018 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
  • Electric Sedan 4-Door

Engines covered

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

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

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Bancontact
  • Google Pay
  • Maestro
  • Mastercard
  • PayPal
  • Union Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Vehicle Safety Data

2018 Honda Clarity Recalls & Complaints

NHTSA #23V85800018/12/2023Component: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

Honda (American Honda Motor Co.) is recalling certain 2013-2023 Honda Accord, Civic Coupe, Civic Sedan, Civic Hatchback, Civic Type R, CR-V, HR-V, Ridgeline, Odyssey, Acura ILX, MDX, MDX Hybrid, RDX,

Consequence

Fuel pump failure can cause an engine stall while driving, increasing the risk of a crash.

Remedy

Dealers will replace the fuel pump module, free of charge. Owner letters were mailed September 6, 2

No service bulletins No technical service bulletins on file with NHTSA for the 2018 Honda Clarity.
20250926Component: UNKNOWN OR OTHERCrash reportedFire reported

The Honda Clarity's evaporator core has proven to be a defective component requiring premature replacement, representing a significant design or manufacturing flaw. This evaporator failure appears to

20260325Component: VEHICLE SPEED CONTROLCrash reported1 injured

I had an unintended acceleration happen as I was easing into a parking spot of a covered parking garage. The car accelerated like a jet plane taking off. I jammed on the brake. The only thing that sto

20260325Component: BACK OVER PREVENTION: WARNINGSCrash reported1 injured

I had an unintended acceleration happen as I was easing into a parking spot of a covered parking garage. The car accelerated like a jet plane taking off. I jammed on the brake. The only thing that sto

20260325Component: FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROLCrash reported1 injured

I had an unintended acceleration happen as I was easing into a parking spot of a covered parking garage. The car accelerated like a jet plane taking off. I jammed on the brake. The only thing that sto

20180809Component: AIR BAGSCrash reported1 injured

TL* THE CONTACT OWNED A 2018 HONDA CLARITY PLUG-IN HYBRID. WHILE DRIVING 30 MPH AND MAKING A RIGHT TURN INTO A PARKING LOT, THE VEHICLE ACCELERATED INDEPENDENTLY WITHOUT WARNING. THE STEERING WHEEL SE

Showing the 5 most serious of 190 complaints filed with NHTSA.

All Model Years

Other Years of the Honda Clarity

Need a manual for a different year? Browse every Honda Clarity we cover.

Explore More

More Honda Models

Browse service and repair manuals for other Honda models in our catalog.