One correction first: the transmission code is M3WC, not MCW3. Berkeley Standard’s fitment catalog identifies M3WC with Honda OEM numbers 20031-R3W-010 and 20031-R3W-000 for the 2014–2015 Civic.

2014-2015 Honda Civic 1.8L M3WC CVT Transmission OEM + Warranty

✅ VEHICLE FITMENT / COMPATIBILITY

Fits select 2014–2015 Honda Civic models equipped with the 1.8L 4-cylinder gasoline engine and M3WC continuously variable transmission (CVT).

Compatible Applications

• 2014 Honda Civic 1.8L CVT
• 2015 Honda Civic 1.8L CVT

Compatible Trims

Depending on body configuration:

• LX
• EX
• EX-L
• HF
• 2-Door Coupe
• 4-Door Sedan

Honda’s parts catalog lists 20031-R3W-010 for 2014–2015 Civic LX, EX, EX-L and HF CVT applications, including both coupe and sedan configurations. hondapartsnow.com

Transmission Specifications

Vehicle: Honda Civic
Years: 2014–2015
Engine: 1.8L 4-Cylinder Gasoline
Drivetrain: Front-Wheel Drive / FWD
Transmission Type: Continuously Variable Transmission / CVT
Transmission Code: M3WC
OEM Part Number: 20031-R3W-010
Related OEM Number: 20031-R3W-000
Warranty: Included

✅ THIS LISTING IS FOR

2014–2015 HONDA CIVIC
1.8L 4-CYLINDER
FRONT-WHEEL DRIVE / FWD
CVT AUTOMATIC TRANSMISSION
M3WC TRANSMISSION CODE
OEM #20031-R3W-010 / 20031-R3W-000

⚠️ IMPORTANT TRANSMISSION IDENTIFICATION

This listing is specifically for the M3WC CVT transmission family.

Honda used other transmissions in the Civic lineup during these model years, including manual, Si, Hybrid and CNG applications.

The original transmission code and application should be matched before installation.

Berkeley Standard specifically identifies:

Transmission Code: M3WC
Honda OEM: 20031-R3W-010 / 20031-R3W-000
Application: 2014–2015 Honda Civic berkeleystandard.com

❌ DOES NOT FIT

This listing is not intended for:

• Honda Civic Si
• Civic Hybrid
• Manual-transmission Civic
• CNG / GX applications
• 2.4L Si applications
• 2016+ Civic models
• Vehicles requiring a different transmission code

THIS UNIT IS FOR THE 1.8L M3WC CVT APPLICATION.

HONDA M3WC CVT TRANSMISSION

This Honda CVT transmission is prepared as a direct replacement for compatible 2014–2015 Honda Civic 1.8L FWD applications.

Product Features

✓ 2014–2015 Honda Civic
✓ 1.8L 4-Cylinder Application
✓ Front-Wheel Drive / FWD
✓ M3WC CVT
✓ OEM Honda Transmission Application
✓ OEM #20031-R3W-010
✓ Related #20031-R3W-000
✓ Professionally Inspected
✓ Warranty Included

OEM / INTERCHANGE REFERENCE

Primary OEM Part Number

20031-R3W-010

Related OEM Number

20031-R3W-000

Transmission Identification

M3WC

Honda identifies 20031-R3W-010 as a transmission/transaxle assembly for 2014–2015 Civic CVT models. hondapartsnow.com

⚠️ IMPORTANT CVT INSTALLATION INFORMATION

Proper installation is essential for correct CVT operation and warranty eligibility.

Installation should include:

• Correct Honda-approved CVT fluid
• Transmission cooler system inspection
• Cooler-line inspection and cleaning where applicable
• Removal of contamination or metal debris
• Proper CVT fluid-level procedure
• CVT initialization/relearn procedures where required
• Inspection of engine and transmission mounts
• Professional installation by a qualified automotive repair facility

Incorrect fluid, contamination, or improper installation can cause premature CVT failure.

?️ WARRANTY INCLUDED

This Honda Civic M3WC CVT transmission includes warranty coverage against qualifying defects, subject to applicable warranty terms and installation requirements.

⚠️ FREIGHT SHIPPING

This transmission ships by freight carrier.

Additional freight charges may apply for:

• Residential delivery
• Liftgate service
• Limited-access locations
• Remote delivery areas
• Special handling