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Service bulletins for the 2012 Honda Civic

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.

83 on file from NHTSA, as of 2026-10-19.

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By trouble code

Only bulletins with component: Exhaust and emissions are shown. Show all

Bulletins, newest first
ABOM042120179012017-06-30. 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."
A17-0232017-06-30. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. 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.
SB-12-0472012-09-11. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). HONDA: CERTAIN MODEL YEAR VEHICLES WOULD RANDOMLY EXPERIENCE MISFIRE DUE TO POSSIBLE INCOMPLETE CRANKSHAFT POSITION PATTERN. 2012 MODEL CIVIC. *PE

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.