# Service bulletin A17\-023

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: 10108385
- Published by NHTSA: 2017\-06\-30
- Manufacturer's number: A17\-023
- Manufacturer's date: 2017\-04\-21
- NHTSA component: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

## NHTSA's summary

SERVICE BULLETIN \- DUE TO AN IMPROPER PCM CALIBRATION, UNDER CERTAIN CONDITIONS AFTER STARTING THE ENGINE THE PCM CANNOT PROPERLY ADJUST THE AIR\-FUEL RATIO. AS A RESULT, VEHICLE EMISSIONS MAY EXCEED APPLICABLE STANDARDS.

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Electrical system, Engine, Exhaust and emissions, Transmission and driveline, Automatic transmission, Software, Transmission control module

## Vehicles listed

- 2012 HONDA CIVIC

## Other bulletins for the same vehicles and component

- [A19\-106](/bulletins/10165576.md), 2019-10-03, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); ENGINE AND ENGINE COOLING; POWER TRAIN. Service Bulletin \- Due to an improper PCM calibration, after starting the engine the PCM cannot properly adjust the air\-fuel ratio under certain conditions and the on\-board emission\-related diagnostic system may not appropriately detect a malfuction. As a result, vehicle emissions may exceed applicable emissions standards and the vehicle contains an improperly functioning on\-board emission\-related diagnostic system that violates applicable state and federal standards.
- [A17\-023](/bulletins/10165571.md), 2019-10-03, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); POWER TRAIN; ENGINE AND ENGINE COOLING. Service Bulletin \- Due to an improper PCM calibration, under certain conditions after starting the engine the PCM cannot properly adjust the air\-fuel ratio. As a result, vehicle emissions may exceed applicable standards.
- [Service Bulletin](/bulletins/10129290.md), 2018-02-26, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). Service bulletin \- The MIL comes on and DTC P0101 \(MAF sensor circuit range/performance problem\) is stored. The PCM misinterprets the mass air flow sensor inputs while driving with constant throttle movement.
- [ABOM04212017901](/bulletins/10108386.md), 2017-06-30, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). "DEALER MESSAGE \- TODAY, APRIL 21, 2017, AMERICAN HONDA MOTOR, CO., INC. IS NOTIFYING ALL DEALERS OF A VOLUNTARY EMISSIONS RECALL FOR CERTAIN MODEL YEAR 2012 HONDA CIVIC PZEV VEHICLES TO ADDRESS THE POSSIBILITY OF NON\-METHANE ORGANIC GAS \(NMOG\) EMISSIONS ABOVE THE REGULATION THRESHOLD."
- [SB\-13\-069](/bulletins/10053268.md), 2013-10-17, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. HONDA: DESCRIPTION OF THE UPDATE FOR HFL \(HFT\) CONTROL UNITS. DESCRIPTION OF TOOLS AND EQUIPMENT, UPDATING TIPS AND PRECAUTIONS, AS WELL AS HONDA CONTACT INFORMATION. \*JS
- [SB\-13\-017](/bulletins/10051931.md), 2013-04-22, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. HONDA: ODOMETER, TRIP COMPUTER, FUEL RANGE, AND FUEL ECONOMY STATUSES ARE NOT VISIBLE ON THE I\-MID DISPLAY. THIS CAN BE FIXED WITH A SOFTWARE UPDATE. \*KB
- [SB\-11\-051](/bulletins/10041427.md), 2011-10-03, Service bulletin: STEERING: STEERING WHEEL/HANDLE BAR; ELECTRICAL SYSTEM:SOFTWARE. HONDA: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. STEERING WHEEL AUDIO CONTROL SOFTWARE UPDATE. \*PE UPDATED 11/28/11. \*PE UPDATED 5/3/2012. \*JS

JSON: [/v1/bulletins/10108385](/v1/bulletins/10108385)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20A17-023&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10108385&vehicle=Service%20bulletin%20A17-023)