# Service bulletin A21\-007

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10215233
- Published by NHTSA: 2022\-07\-07
- Manufacturer's number: A21\-007
- Manufacturer's date: 2022\-06\-01
- NHTSA component: FUEL SYSTEM, GASOLINE; FUEL SYSTEM, GASOLINE:STORAGE:EVAPORATIVE EMISSIONS:HOSES/VALVES/SENSORS; ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:SEALS/GASKETS

## NHTSA's summary

Service bulletin \- The MIL comes on with DTC P0300 \(random misfire detected\) or P0301–P0304 \(cylinder misfire detected\). Carbon buildup on the intake valves may be affecting combustion.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10215233-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10215233-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system, Engine, Fuel system, Engine oil and lubrication, Evaporative emissions, Software

## Trouble codes named

P0300, P0301, P0304

## Vehicles listed

- 2016 to 2020 HONDA FIT

## Other bulletins for the same vehicles and component

- [A23\-042](/bulletins/10237807.md), 2023-06-15, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING. 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.
- [A22\-019](/bulletins/10215234.md), 2022-07-07, Service bulletin: FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE:STORAGE:EVAPORATIVE EMISSIONS:HOSES/VALVES/SENSORS; ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:SEALS/GASKETS. Service bulletin \- The MIL comes on with DTC P0300 \(random misfire detected\) or P0301–P0304 \(cylinder misfire detected\). Carbon buildup on the intake valves may be affecting combustion.
- [DLR\-02\-26\-2016](/bulletins/10193843.md), 2021-05-19, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:OTHER:LABELS. Today, February 26, 2016, American Honda Motor Co., Inc. is announcing a Product Update for certain Accord, Civic, CR\-Z, Fit, and Insight model years 2014\-2016 vehicles for sale in the state of Hawaii to amend Monroney labels that were printed without bumper impact information. Basic Problem American Honda had a computer programming issue; an obsolete program name causing printing of no bumper impact information on the Monroney label for the state of Hawaii.
- [ATS160802](/bulletins/10117335.md), 2017-09-14, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. Tech line summary article \- When looking at the Speed Dial list, are the voice tag icons missing from phone entries that were previously voice tagged? This seems to happen randomly and when it does, the voice\-tagged entries aren't searchable using voice commands.
- [ATS170205](/bulletins/10108054.md), 2017-06-28, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. TECHLINE SUMMARY ARTICLE \- ALTHOUGH SIMILAR, THE HONDALINK AND HONDALINK EV APPS AVAILABLE FOR DOWNLOAD ON THE APPLE APPS STORE AND GOOGLE PLAY ARE NOT THE SAME. FURTHERMORE, EACH APP APPLIES TO SPECIFIC MODELS.

JSON: [/v1/bulletins/10215233](/v1/bulletins/10215233)

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