TSB List for the 2018 Honda Fit

Technical Service Bulletins (TSBs) for the 2018 Fit are official communications between Honda & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.

  • STEERING
  • STEERING: STEERING WHEEL/HANDLE BAR
  • ENGINE (PWS)
  • ENGINE AND ENGINE COOLING
  • ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:SEALS/GASKETS
  • ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR
  • FUEL SYSTEM, GASOLINE
  • FUEL SYSTEM, GASOLINE:STORAGE:EVAPORATIVE EMISSIONS:HOSES/VALVES/SENSORS
  • FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
  • FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM
  • POWER TRAIN
  • POWER TRAIN:AUTOMATIC TRANSMISSION
  • ELECTRICAL SYSTEM
  • ELECTRICAL SYSTEM:IGNITION
  • ELECTRICAL SYSTEM:SOFTWARE
  • VISIBILITY
  • STRUCTURE
  • STRUCTURE:BODY:DOOR
  • LATCHES/LOCKS/LINKAGES
  • LATCHES/LOCKS/LINKAGES:DOORS:LATCH
  • FORWARD COLLISION AVOIDANCE
  • EQUIPMENT
  • EQUIPMENT:ELECTRICAL
  • EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
  • EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
  • EQUIPMENT:APPLIANCE:AIR CONDITIONER
  • STEERING

    • TSB #A19050B

      Date Announced:
      MAY 16, 2019
      NHTSA ID:
      #10160545

      ServiceNews Article - When removing and installing a cable reel, you need to keep both the cable reel and the steering angle sensor in position. If you don't , the VSA indicator may come on along with one or more VSA DTCs. Read More »

    • TSB #A15060D

      Date Announced:
      AUG 03, 2017
      NHTSA ID:
      #10115757

      Service news article - To prevent damage during shipping, leather-wrapped steering wheels come with a protective plastic covering. Read More »

    STEERING: STEERING WHEEL/HANDLE BAR

    • TSB #A15060D

      Date Announced:
      AUG 03, 2017
      NHTSA ID:
      #10115757

      Service news article - To prevent damage during shipping, leather-wrapped steering wheels come with a protective plastic covering. Read More »

    ENGINE (PWS)

    • TSB #A21010B

      Date Announced:
      JAN 18, 2021
      NHTSA ID:
      #10186011

      "ServiceNews Article - If normal troubleshooting suggests replacing the fuel injectors, check the long-term fuel trim using the i-HDS to ensure that it's fixed right the first time. -If it is less than 1. Read More »

    ENGINE AND ENGINE COOLING

    • TSB #ATI&04152024902

      Date Announced:
      APR 15, 2024
      NHTSA ID:
      #10253302

      Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018 Fits with customer complaint of Check Engine Light (CEL) on with DTC P0420 [Catalyst System Efficiency Below Threshold] stored. Read More »

    • TSB #ATI&03282024902

      Date Announced:
      MAR 28, 2024
      NHTSA ID:
      #10252468

      Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2018 Fits with customer complaint of Check Engine Light (CEL) on with DTC P0420 [Catalyst System Efficiency Below Threshold] stored. Read More »

    • TSB #ATI&02152024905

      Date Announced:
      FEB 15, 2024
      NHTSA ID:
      #10250729

      Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2018 Fits with customer complaint of Check Engine Light (CEL) on with DTC P0420 (Catalyst System Efficiency Below Threshold) stored. Read More »

    • TSB #ATI&02012024904

      Date Announced:
      FEB 01, 2024
      NHTSA ID:
      #10250329

      Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2018 Fits with customer complaint of Check Engine Light (CEL) on with DTC P0420 (Catalyst System Efficiency Below Threshold) stored. Read More »

    • TSB #ATI&01172024905

      Date Announced:
      JAN 17, 2024
      NHTSA ID:
      #10249201

      Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2018 Fits with customer complaint of Check Engine Light (CEL) on with DTC P0420 (Catalyst System Efficiency Below Threshold) stored. Read More »

    • TSB #ATI&01022024909

      Date Announced:
      JAN 02, 2024
      NHTSA ID:
      #10248678

      Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2018 Fits with customer complaint of Check Engine Light (CEL) on with DTC P0420 (Catalyst System Efficiency Below Threshold) stored. Read More »

    • TSB #ATI&11282023910

      Date Announced:
      NOV 28, 2023
      NHTSA ID:
      #10246405

      Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2018 Fits with customer complaint of Check Engine Light (CEL) on with DTC P0420 (Catalyst System Efficiency Below Threshold) stored. Read More »

    • TSB #ONL6M208142023

      Date Announced:
      AUG 14, 2023
      NHTSA ID:
      #10240777

      Owner Notification Letter - On some 2018-2019 Fit vehicles, a combination of carbon deposits on the intake valves and the PGM-FI software settings may lead to reduced combustion stability under certain circumstances. Read More »

    • TSB #ABOM06022023906

      Date Announced:
      JUN 02, 2023
      NHTSA ID:
      #10237804

      Dealer Message - American Honda is announcing a warranty extension for certain 2018-2019 Fit vehicles. Read More »

    • TSB #A21-007

      Date Announced:
      JUN 02, 2023
      NHTSA ID:
      #10237806

      Service Bulletin - The MIL comes on with DTC P0300 (random misfire detected) or P0301a??P0304 (cylinder misfire detected) due to carbon buildup on the intake valves may be affecting combustion. Read More »

    • TSB #A23-042

      Date Announced:
      JUN 02, 2023
      NHTSA ID:
      #10237807

      Service Bulletin - A combination of carbon deposits on the intake valves and the PGM-FI software settings may lead to reduced combustion stability under certain circumstances. This results in a misfire being detected and DTC stored. Read More »

    • TSB #A22010A

      Date Announced:
      JUN 08, 2022
      NHTSA ID:
      #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. Read More »

    • TSB #A21-007

      Date Announced:
      JUN 01, 2022
      NHTSA ID:
      #10215233

      Service bulletin - The MIL comes on with DTC P0300 (random misfire detected) or P0301a??P0304 (cylinder misfire detected). Carbon buildup on the intake valves may be affecting combustion. Read More »

    • TSB #A22010A

      Date Announced:
      JAN 15, 2022
      NHTSA ID:
      #10206648

      ServiceNews 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. Read More »

    • TSB #A21-007

      Date Announced:
      DEC 15, 2021
      NHTSA ID:
      #10205452

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

    • TSB #A21-007

      Date Announced:
      JUN 18, 2021
      NHTSA ID:
      #10198173

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

    • TSB #APTD05242021

      Date Announced:
      MAY 24, 2021
      NHTSA ID:
      #10195024

      Dealer Message - Released on April 30th, service bulletin 21-007 addresses random or single-cylinder misfire concerns on 2015-2020 Fit models. Read More »

    • TSB #A21-007

      Date Announced:
      MAY 14, 2021
      NHTSA ID:
      #10194445

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

    • TSB #A21-007

      Date Announced:
      APR 30, 2021
      NHTSA ID:
      #10191759

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

    • TSB #APaS02262020

      Date Announced:
      FEB 26, 2020
      NHTSA ID:
      #10172008

      Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2017-2019 Fits with a customer complaint of the MIL on with the misfire DTCs stored. Read More »

    • TSB #APaS01312020905

      Date Announced:
      JAN 31, 2020
      NHTSA ID:
      #10171044

      Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2017-2019 Fits with a customer complaint of the MIL on with the misfire DTCs stored. Read More »

    • TSB #APaS01162020905

      Date Announced:
      JAN 16, 2020
      NHTSA ID:
      #10170636

      Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2017-2019 Fits with a customer complaint of the MIL on with the misfire DTCs stored. Read More »

    • TSB #APaS11042019

      Date Announced:
      NOV 04, 2019
      NHTSA ID:
      #10167692

      Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2017-2019 Fits with a customer complaint of the MIL on with the misfire DTCs stored. Read More »

    • TSB #APaS10282019911

      Date Announced:
      OCT 28, 2019
      NHTSA ID:
      #10167153

      Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2017-2019 Fits with a customer complaint of the MIL on with the misfire DTCs stored. Read More »

    ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:SEALS/GASKETS

    • TSB #A21-007

      Date Announced:
      JUN 01, 2022
      NHTSA ID:
      #10215233

      Service bulletin - The MIL comes on with DTC P0300 (random misfire detected) or P0301a??P0304 (cylinder misfire detected). Carbon buildup on the intake valves may be affecting combustion. Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR

    • TSB #ATI&02012024904

      Date Announced:
      FEB 01, 2024
      NHTSA ID:
      #10250329

      Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2018 Fits with customer complaint of Check Engine Light (CEL) on with DTC P0420 (Catalyst System Efficiency Below Threshold) stored. Read More »

    • TSB #ATI&01022024909

      Date Announced:
      JAN 02, 2024
      NHTSA ID:
      #10248678

      Dealer Message - American Honda Motor Co., Inc. (AHM) is searching for certain 2017-2018 Fits with customer complaint of Check Engine Light (CEL) on with DTC P0420 (Catalyst System Efficiency Below Threshold) stored. Read More »

    FUEL SYSTEM, GASOLINE

    • TSB #A22010A

      Date Announced:
      JUN 08, 2022
      NHTSA ID:
      #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. Read More »

    • TSB #A21-007

      Date Announced:
      JUN 01, 2022
      NHTSA ID:
      #10215233

      Service bulletin - The MIL comes on with DTC P0300 (random misfire detected) or P0301a??P0304 (cylinder misfire detected). Carbon buildup on the intake valves may be affecting combustion. Read More »

    • TSB #A21010B

      Date Announced:
      JAN 18, 2021
      NHTSA ID:
      #10186011

      "ServiceNews Article - If normal troubleshooting suggests replacing the fuel injectors, check the long-term fuel trim using the i-HDS to ensure that it's fixed right the first time. -If it is less than 1. Read More »

    FUEL SYSTEM, GASOLINE:STORAGE:EVAPORATIVE EMISSIONS:HOSES/VALVES/SENSORS

    • TSB #A21-007

      Date Announced:
      JUN 01, 2022
      NHTSA ID:
      #10215233

      Service bulletin - The MIL comes on with DTC P0300 (random misfire detected) or P0301a??P0304 (cylinder misfire detected). Carbon buildup on the intake valves may be affecting combustion. Read More »

    FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

    • TSB #APaS10282019911

      Date Announced:
      OCT 28, 2019
      NHTSA ID:
      #10167153

      Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2017-2019 Fits with a customer complaint of the MIL on with the misfire DTCs stored. Read More »

    FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM

    • TSB #A22010A

      Date Announced:
      JAN 15, 2022
      NHTSA ID:
      #10206648

      ServiceNews 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. Read More »

    POWER TRAIN

    • TSB #A19090B

      Date Announced:
      SEP 20, 2019
      NHTSA ID:
      #10165374

      ServiceNews Article - Have you noticed the fill plug on a CVT has popped out or seems to be leaking? This is caused by pressure building up at the fill plug due to the vent cap getting plugged with debris. Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION

    • TSB #A21-007

      Date Announced:
      FEB 18, 2022
      NHTSA ID:
      #10208197

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

    ELECTRICAL SYSTEM

    • TSB #A19-069

      Date Announced:
      JUL 04, 2019
      NHTSA ID:
      #10162449

      Service Bulletin - Bluetooth HandsFreeLink (HFL) freezes after a phone call and stored voice tags are missing when the ignition is turned to ON. Read More »

    • TSB #A18-082

      Date Announced:
      APR 26, 2019
      NHTSA ID:
      #10159434

      Service Bulletin - SiriusXM Radio does not work for subscribers after the 3-month trial period, and iPhones cannot connect to Apple CarPlay. Read More »

    • TSB #ATS170902

      Date Announced:
      SEP 22, 2017
      NHTSA ID:
      #10118517

      Tech line summary article - At PDI, are the Collision Mitigation Braking System and Road Departure Mitigation indicators blinking but no DTCs are set? We?re aware of this issue, and we currently have it under investigation. Read More »

    ELECTRICAL SYSTEM:IGNITION

    • TSB #A21-007

      Date Announced:
      MAY 14, 2021
      NHTSA ID:
      #10194445

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

    ELECTRICAL SYSTEM:SOFTWARE

    • TSB #A23-042

      Date Announced:
      JUN 02, 2023
      NHTSA ID:
      #10237807

      Service Bulletin - A combination of carbon deposits on the intake valves and the PGM-FI software settings may lead to reduced combustion stability under certain circumstances. This results in a misfire being detected and DTC stored. Read More »

    • TSB #A21-007

      Date Announced:
      JUN 01, 2022
      NHTSA ID:
      #10215233

      Service bulletin - The MIL comes on with DTC P0300 (random misfire detected) or P0301a??P0304 (cylinder misfire detected). Carbon buildup on the intake valves may be affecting combustion. Read More »

    VISIBILITY

    • TSB #AAW10212019

      Date Announced:
      OCT 21, 2019
      NHTSA ID:
      #10166794

      Dealer Message - On August 29, 2019, American Honda launched five revised and one new Warranty Extension paint bulletins. Read More »

    STRUCTURE

    • TSB #AAW10212019

      Date Announced:
      OCT 21, 2019
      NHTSA ID:
      #10166794

      Dealer Message - On August 29, 2019, American Honda launched five revised and one new Warranty Extension paint bulletins. Read More »

    • TSB #A19-064

      Date Announced:
      AUG 29, 2019
      NHTSA ID:
      #10164453

      Service Bulletin - This warranty extension only applies to 2015-18 Fit and 2016-18 HR-V vehicles that are painted NH-788P. AHM referred to the white pearl paint as both White Orchid Pearl and Bellanova White. Read More »

    • TSB #AAW08072019

      Date Announced:
      AUG 07, 2019
      NHTSA ID:
      #10163798

      Dealer Message - In the last few weeks, American Honda has issued several paint warranty extension service bulletins on the Pilot, Odyssey, HR-V and Fit models due to paint defects under S/B# 19-055, 19-056, 19 057, 19-058 and 19-064. Read More »

    • TSB #ONL6P108062019

      Date Announced:
      AUG 06, 2019
      NHTSA ID:
      #10163811

      Owner Notification Letter - On some 2015-18 Fit and 2016-18 HR-V models, the exterior paint on the vehicle may peel off. Read More »

    • TSB #A19-064

      Date Announced:
      JUL 20, 2019
      NHTSA ID:
      #10163183

      Service Bulletin - This warranty extension only applies to 2015-18 Fit and 2016-18 HR-V vehicles that are painted NH-788P. AHM referred to the white pearl paint as both White Orchid Pearl and Bellanova White. Read More »

    • TSB #A19-064

      Date Announced:
      JUN 05, 2019
      NHTSA ID:
      #10161242

      Service Bulletin - The exterior paint on the vehicle may peel off. American Honda is extending the warranty on the paint of the affected vehicles to 7 years from the original date of purchase with no mileage limit. Read More »

    • TSB #ABOM06052019

      Date Announced:
      JUN 05, 2019
      NHTSA ID:
      #10161244

      Dealer Message - Today, June 5, 2019, American Honda is announcing a warranty extension for certain 2015-18 Fit and 2016-18 HR-V vehicles with White Orchid Pearl paint to address customer concerns with peeling paint. Read More »

    • TSB #APaS11262018904

      Date Announced:
      NOV 26, 2018
      NHTSA ID:
      #10150277

      Dealer message - American Honda (AHM) is investigating certain 2018-2019 Fits with a customer complaint of the rear door latches binding or inop. Read More »

    STRUCTURE:BODY:DOOR

    • TSB #APaS11262018904

      Date Announced:
      NOV 26, 2018
      NHTSA ID:
      #10150277

      Dealer message - American Honda (AHM) is investigating certain 2018-2019 Fits with a customer complaint of the rear door latches binding or inop. Read More »

    LATCHES/LOCKS/LINKAGES

    • TSB #APaS01022019904

      Date Announced:
      JAN 02, 2019
      NHTSA ID:
      #10152732

      Dealer message - American Honda (AHM) is investigating certain 2018-2019 Fits with a customer complaint of the rear door latches binding or inop. Read More »

    • TSB #APaS11262018904

      Date Announced:
      NOV 26, 2018
      NHTSA ID:
      #10150277

      Dealer message - American Honda (AHM) is investigating certain 2018-2019 Fits with a customer complaint of the rear door latches binding or inop. Read More »

    • TSB #APaS11052018902

      Date Announced:
      NOV 05, 2018
      NHTSA ID:
      #10149650

      Dealer message - American Honda (AHM) is investigating certain 2018-2019 Fits with a customer complaint of the rear door latches binding or inop. Read More »

    LATCHES/LOCKS/LINKAGES:DOORS:LATCH

    • TSB #APaS01022019904

      Date Announced:
      JAN 02, 2019
      NHTSA ID:
      #10152732

      Dealer message - American Honda (AHM) is investigating certain 2018-2019 Fits with a customer complaint of the rear door latches binding or inop. Read More »

    • TSB #APaS11262018904

      Date Announced:
      NOV 26, 2018
      NHTSA ID:
      #10150277

      Dealer message - American Honda (AHM) is investigating certain 2018-2019 Fits with a customer complaint of the rear door latches binding or inop. Read More »

    FORWARD COLLISION AVOIDANCE

    • TSB #ATS170902

      Date Announced:
      SEP 22, 2017
      NHTSA ID:
      #10118517

      Tech line summary article - At PDI, are the Collision Mitigation Braking System and Road Departure Mitigation indicators blinking but no DTCs are set? We?re aware of this issue, and we currently have it under investigation. Read More »

    EQUIPMENT

    • TSB #A22010A

      Date Announced:
      JUN 08, 2022
      NHTSA ID:
      #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. Read More »

    • TSB #A21-007

      Date Announced:
      MAY 14, 2021
      NHTSA ID:
      #10194445

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

    • TSB #A21-005

      Date Announced:
      JAN 18, 2021
      NHTSA ID:
      #10186010

      Service Bulletin - The blower motor makes excessive noise, runs slowly, or intermittently stops working. Read More »

    • TSB #A18082

      Date Announced:
      AUG 10, 2018
      NHTSA ID:
      #10144035

      Service bulletin - SiriusXM? Radio does not work after the 3 month trial period. Some audio units are not updated to the latest software version. Read More »

    EQUIPMENT:ELECTRICAL

    • TSB #ATS170902

      Date Announced:
      SEP 22, 2017
      NHTSA ID:
      #10118213

      Tech line summary article - At PDI, are the Collision Mitigation Braking System and Road Departure Mitigation indicators blinking but no DTCs are set? We?re aware of this issue, and we currently have it under investigation. Read More »

    • TSB #APaS08302017901

      Date Announced:
      AUG 30, 2017
      NHTSA ID:
      #10117862

      Dealer message - American Honda (AHM) discovered that certain 2018 FIT vehicles may have the Honda Sensing Light flashing at ignition II position during PDI (as seen below) and your dealership might have received affected vehicles. Read More »

    EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

    • TSB #A18-082

      Date Announced:
      APR 26, 2019
      NHTSA ID:
      #10159434

      Service Bulletin - SiriusXM Radio does not work for subscribers after the 3-month trial period, and iPhones cannot connect to Apple CarPlay. Read More »

    EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

    • TSB #APaS01162020905

      Date Announced:
      JAN 16, 2020
      NHTSA ID:
      #10170636

      Dealer Message - American Honda Motor Co., Inc. (AHM) is investigating certain 2017-2019 Fits with a customer complaint of the MIL on with the misfire DTCs stored. Read More »

    EQUIPMENT:APPLIANCE:AIR CONDITIONER

    • TSB #A07-030

      Date Announced:
      JAN 23, 2021
      NHTSA ID:
      #10186009

      "Service Bulletin - There are several A/C leak detection tools available. -Refrigerant Gas Leak Detector -Ultrasonic Leak Detector -Leak Dye" Read More »

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