Drivetrain› Automatic Transmissions and Components

Mazda

Transmission Control Module

$549.00

SKU: LF8M-18-9E1H

In Stock
In Stock
Ships by Sep 13
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$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Mazda LF8M189E1H is a transmission control module (TCM). It is designed for various Mazda 3 models.

This module is a direct replacement part.
Show original supplier description
The Mazda LF8M-18-9E1H is a direct replacement Transmission Control Module (TCM), also known as a Transmission Control Unit (TCU). This unit is pre-programmed and tested for plug-and-play installation, ensuring compatibility and functionality. This TCM is designed specifically for the 2010, 2011, 2012, 2013, and 2014 model year Mazda 3 vehicles. It is compatible with all engine sizes for these years, including the 2.0L, 2.3L, and 2.5L variants. The module directly replaces the original equipment manufacturer (OEM) part number LF8M-18-9E1H and is an upgrade from previous revisions like LF8M-18-9E1G. Installation of this TCM requires programming, as indicated by its specifications. This ensures that the module is correctly integrated with the vehicle's existing systems to manage transmission operations effectively.
Vehicle Symptoms
  • Transmission slipping between gears
  • Harsh or delayed shifting
  • Vehicle stuck in limp mode
  • Check engine light with transmission codes
  • No response from shift lever
Diagnostic Codes
  • P0700 – Transmission Control System Malfunction
  • P0601 – Internal Control Module Memory Check Sum Error
  • P0602 – Control Module Programming Error
  • P0701 – Transmission Control System Range/Performance
  • P0702 – Transmission Control System Electrical
Relevant Conversations
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  • P0601 Mazda 3 transmission control module fix
  • Mazda 3 limp mode no reverse TCM issue
  • 2012 Mazda 3 TCM programming needed after swap
  • OEM vs reman TCM for Mazda 3 2010-2014
  • P0702 electrical problem Mazda 3 transmission
  • How to replace transmission control module Mazda 3
  • Mazda 3 transmission shift solenoid vs TCM diagnosis
  • Buy programmed TCM plug and play Mazda 3

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

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Specifications

BrandMazda
Part NumberLF8M-18-9E1H
CategoryDrivetrain
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