2020 Honda Fit Service and Repair Manual

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Factory-Grade Data

2020 Honda Fit 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

  • EX-L Hatchback 4-Door
  • Hit Hatchback 4-Door
  • Sport Hatchback 4-Door
  • DX Hatchback 4-Door
  • Fun Hatchback 4-Door
  • LX Hatchback 4-Door
  • EX Hatchback 4-Door

Engines covered

  • 1.5L 1497CC l4 GAS DOHC Naturally Aspirated

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

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Vehicle Safety Data

2020 Honda Fit Recalls & Complaints

NHTSA #23V04600002/02/2023Component: BACK OVER PREVENTION:DISPLAY FUNCTION

Honda (American Honda Motor Co.) is recalling certain 2018-2020 Fit and 2019-2022 HR-V vehicles. The rearview camera image may not display when the engine is started with a key, due to a design error

Consequence

An inoperative rearview camera display can reduce the driver's rear visibility, increasing the risk

Remedy

Dealers will update the display audio unit software, free of charge. Owner notification letters wer

NHTSA #24V06400001/02/2024Component: AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION:FRONT PASSENGER

Honda (American Honda Motor Co.) is recalling certain 2020-2022 Pilot, Accord, Civic sedan, HR-V, Odyssey, 2020 Civic coupe, Fit, 2021-2022 Civic hatchback, 2021 Civic Type R, Insight, 2020-2021 CR-V,

Consequence

An air bag that deploys unintentionally during a crash can increase the risk of injury.

Remedy

Dealers will replace the seat weight sensors, free of charge. Owner notification letters were maile

TSB #10237806

Service Bulletin - The MIL comes on with DTC P0300 (random misfire detected) or P0301P0304 (cylinder misfire detected) due to carbon buildup on the intake valves may be affecting combustion.

TSB #10233667

Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2020-2022 Accords, CR-Vs, Odysseys, Passports, Pilots, Ridgelines, 2020 Fits, 2020-2021 Civic Hatchbacks, 2020-2023 Civic Sedans/Coups with a customer complaint

TSB #10233206

Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2020-2022 Accords, CR-Vs, Odysseys, Passports, Pilots, Ridgelines, 2020 Fits, 2020-2021 Civic Hatchbacks, 2020-2023 Civic Sedans/Coups with a customer complaint

TSB #10229686

Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2020-2022 Accords, CR-Vs, Odysseys, Passports, Pilots, Ridgelines, 2020 Fits, 2020-2021 Civic Hatchbacks, 2020-2023 Civic Sedans/Coups with a customer complaint

TSB #10215486

"Service news article - When diagnosing a Fit within the above VIN range with a misfire complaint, start by doing service bulletin, 21-007 (Carbon Buildup with Misfire DTCs) instead of replacing fuel injectors. These vehicles use an improve

TSB #10215233

Service bulletin - The MIL comes on with DTC P0300 (random misfire detected) or P0301P0304 (cylinder misfire detected). Carbon buildup on the intake valves may be affecting combustion.

TSB #10208197

Service Bulletin - The MIL comes on with DTC P0300 (random misfire detected) or P0301-P0304 (cylinder misfire detected).

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

Showing the 8 most recent of 45 technical service bulletins on file with NHTSA.

20230211Component: AIR BAGSCrash reported1 injured

A Nissan pickup towing a trailer ran a red light and crashed into the front middle driver’s side area of my 2020 Honda Fit. The driver who ran the red light was traveling at an approximate speed bet

20260326Component: ELECTRICAL SYSTEM

My dashboard, specifically the area with my odometer and gas mileage reader, has been flickering and scrambling numbers. This seems to be an issue with many 3rd generation Honda Fit models (2015-2020)

20260310Component: VISIBILITY/WIPER

The back windshield shattered, and seems to be buckling in on its self.

20251014Component: ELECTRICAL SYSTEM

This 2020 Honda Fit has experienced a "multipurpose camera unit/millimeter wave radar internal electronic failure" that will cost $2,000 to repair. Neither Honda nor my auto dealership will help me an

20251014Component: FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL

This 2020 Honda Fit has experienced a "multipurpose camera unit/millimeter wave radar internal electronic failure" that will cost $2,000 to repair. Neither Honda nor my auto dealership will help me an

Showing the 5 most serious of 48 complaints filed with NHTSA.

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