# 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 bulletins from NHTSA, as of 2026-10-19.

- [A16032](/bulletins/10204289.md), 2021-12-13, Service bulletin: AIR BAGS. 2012 Civic Front Passenger's Air bag Inflator Collection. American Honda is conducting a study of front passenger's airbag inflators. This collection involves a small number of front passenger airbag inflators from specific locations. Once customers are located, an appointment will be set up at a local dealership to collect the parts
- [ONL6BD06242021](/bulletins/10198771.md), 2021-07-03, Service bulletin: ENGINE AND ENGINE COOLING; POWER TRAIN. Owner Notification Letter \- Our records indicate that a EMISSIONS RECALL has not been completed on this vehicle \(Vehicle Identification Number XXXXXXXXXXXXXXXXX\). Under certain circumstances, your vehicle's powertrain control module \(PCM\) may not properly adjust the air\-fuel ratio resulting in your vehicle releasing air pollutants which exceed California and Federal standards. In addition, your vehicle is equipped with an improperly functioning on\-board emission\-related diagnostic system that violates California and Federal standards and regulations.
- [ONLH9802252021](/bulletins/10187899.md), 2021-03-02, Service bulletin: ENGINE AND ENGINE COOLING. Owner Notification Letter \- This warranty only covers vehicles that have a defective motor power inverter, also known as intelligent inverter unit. The motor power inverter may fail over time due to a defective solder joint. This failure will result in the charging system, PGM\-FI system, and IMA system warning lights coming on. The decreased power supply to the 12\-volt battery can lead to a series of system malfunctions.
- [ABOM12182020901](/bulletins/10185042.md), 2021-01-05, Service bulletin: ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Dealer Message \- Today, December 18, 2020, American Honda is announcing a warranty extension for certain 2012\-2015 Civic Hybrid vehicles. This warranty extension covers the intelligent inverter unit \(IIU\) to address possible concerns of various warning lights turning on and diminishing electric motor power, braking or steering assistance control. American Honda is extending the warranty coverage of the IIU to 15 years from the original date of purchase or 150,000 miles, whichever comes first.
- [A20\-030](/bulletins/10184658.md), 2020-12-23, Service bulletin: ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; EQUIPMENT. "Service Bulletin \- The Motor Power Inverter \(MPI\), also known as the Intelligent Inverter Unit \(IIU\), may fail over time due to a defective solder joint. This failure may result in one or more of the following DTC\(s\): \-P1440 \(MPI Module Output Circuit Malfunction\) \-P1437 \(MPI Module Short Circuit\) \-P15A5 \(Motor Current Sensor Circuit Malfunction\) \-P0A78 \(MPI Module Internal Circuit Malfunction\) \-P0AE1 \(Bypass Contractor Malfunction\) \-P0A3C \(Motor Control Module \(MCM\) Overheating\) \-P0A3F \(Motor Rotor Position Sensor Circuit Malfunction\) \-P0DA8 \(MPI Module Voltage Malfunction\) \-P1634 \(MPI Module Signal Circuit Malfunction\) \-P0AEE \(MPI Internal Circuit Malfunction\) \-P0A27 \(High Voltage Contactor Stays Activated\) American Honda is extending the warranty coverage of the motor power inverter \(MPI\) on these vehicles to 15 years from the original date of purchase or 150,000 miles, whichever comes first."
- [A13\-022](/bulletins/10172581.md), 2020-03-25, Service bulletin: FUEL SYSTEM, GASOLINE. Service Bulletin \- For vehicles with SCI compressed natural gas \(CNG\) fuel tanks, Honda is no longer replacing the fuel tank and solenoid valve altogether. If you replace the fuel tank solenoid valve, you must now install the original fuel tank.
- [A01\-005](/bulletins/10172580.md), 2020-03-25, Service bulletin: FUEL SYSTEM, GASOLINE. Service Bulletin \- Repair on a CNG fuel tank may require the installation of a remanufactured CNG fuel tank assembly.
- [ONL6BD10312019](/bulletins/10167173.md), 2019-11-05, Service bulletin: ENGINE AND ENGINE COOLING; POWER TRAIN. Owner Notification Letter \- Under certain circumstances, your vehicle's powertrain control module \(PCM\) may not properly adjust the air\-fuel ratio resulting in your vehicle releasing air pollutants which exceed California and Federal standards. In addition, your vehicle is equipped with an improperly functioning on\-board emission\-related diagnostic system that violates California and Federal standards and regulations.
- [ABOM09242019](/bulletins/10165578.md), 2019-10-03, Service bulletin: ENGINE AND ENGINE COOLING; POWER TRAIN. Dealer Message \- Today, September 24, 2019, American Honda is announcing a stop sale and emissions recall for certain 2012 Civic vehicles that may be releasing air pollutants that exceed applicable state and federal standards.
- [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.
- [A19050B](/bulletins/10160545.md), 2019-05-30, Service bulletin: STEERING. 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. And when you run the Neutral Memorization Procedure in the i\-HDS, it won't complete.
- [A18\-139](/bulletins/10154179.md), 2019-03-05, Service bulletin: AIR BAGS. Service Bulletin \- This bulletin has been cancelled because the collection is now complete. If you did the collection in this Service Bulletin on or before February 26, 2019 \(RO date\), use the Warranty Claim Information provided below.
- [A13\-097](/bulletins/10152788.md), 2019-02-13, Service bulletin: VISIBILITY:POWER WINDOW DEVICES AND CONTROLS; VISIBILITY. "Service bulletin \- Clearance between the motor pinion and the plate hole causes the plate body to flex, which allows the gear to move up and jump off the motor teeth."
- [ABOM08092018901](/bulletins/10144037.md), 2018-09-04, Service bulletin: EQUIPMENT. Dealer message \- Today, American Honda is notifying dealers of a voluntary noncompliance recall for a small number of Honda vehicles due to an error on the replacement \(service part\) underhood emissions labels. American Honda previously notified CARB and the EPA for this action.
- [A18070](/bulletins/10144032.md), 2018-09-04, Service bulletin: ENGINE AND ENGINE COOLING. Service bulletin \- Emission certification labels that were replaced on a small number of vehicles may have been replaced with a label listing incorrect information. The affected emission labels are replacement service parts, and were not installed at the factory; they were installed during postmanufacturing repairs that required replacement of the underlying part. This will cause the vehicle to be non\-compliant with emissions regulations.
- [A17\-085](/bulletins/10143689.md), 2018-08-20, Service bulletin: AIR BAGS. Service bulletin \- 2012 and 2015 Civic Front Passenger Inflator Collection. This bulletin has been cancelled because the collection is now complete.
- [A18\-059](/bulletins/10142442.md), 2018-07-02, Service bulletin: AIR BAGS. Service bulletin \- This bulletin is a notification of a class action settlement relating to airbag inflators. American Honda is offering a Customer Support Program \(Warranty Extension\) to cover any manufacturing defects in the replacement front passengers airbag inflator only.
- [Service Bulletin](/bulletins/10139610.md), 2018-06-11, Service bulletin: ENGINE AND ENGINE COOLING. Service bulletin \- The starter motor intermittently whines and does not crank the engine. The starter pinion does not extend far enough to properly engage the engine flywheel.
- [A12\-069](/bulletins/10129790.md), 2018-03-12, Service bulletin: ENGINE. Service bulletin \- The oil consumption is more than the customer expects; the engine oil level is low on the dipstick sooner than expected based on overall vehicle usage, condition, and maintenance history. In some cases, the oil warning light may come on.
- [Service Bulletin](/bulletins/10129552.md), 2018-03-05, Service bulletin: FUEL SYSTEM, GASOLINE. Service bulletin \- The MIL comes on and DTC P0455 \(EVAP system large leak\) and/or DTC P0456 \(EVAP system very small leak detected\) is set. The fuel fill cap \(gas cap\) may also be loose or have a stick\-slip feeling when tightened. The fuel fill cap gasket creates too much friction, preventing the cap from sealing properly.
- [Service Bulletin](/bulletins/10129506.md), 2018-03-05, Service bulletin: VEHICLE SPEED CONTROL. Service bulletin \- A buzz or rattle is heard from the dash when the heater is on low to medium fan speed. The air mix door is warped.
- [Service Bulletin](/bulletins/10129492.md), 2018-03-05, Service bulletin: ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Service bulletin \- The customer states the vehicle did not start due to a low state of battery charge. The vehicle?s battery sensor monitors battery condition and the PCM determines charging mode. Based on the sulfation of the battery and customer driving habits, the PCM may not select the correct charge mode.
- [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.
- [Service Bulletin](/bulletins/10128869.md), 2018-02-21, Service bulletin: ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Service bulletin \- A new replacement IMA battery will require an update to the IMA battery software. If the IMA battery is being replaced on the affected models, please check and install the latest version of the IMA battery software as needed.

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