How to replace the body control module in a Mazda 3?

1. Disconnect the Negative battery Terminal: 2. Remove the Front Scuff Plate: 3. Remove Front Side Trim: 4. Remove Hood Release Lever: Be careful not to damage the release cable with the Flat Head screwdriver. I wrapped some painters tape over the tip and that worked fine Moving over to the Center Console… 5. Remove Center Console Cup Holder:

How to change the BCM on a Mazda 3?

2012 Mazda 3 Body Control Module Replacement. The following post outlines how to change a BCM on a 2010-2013 Mazda 3. Original Problem: My power locks were broken. When using my key fob the doors would not lock when outside the car. The fob could unlock the doors, but not lock them.

Why do my Mazda 3 Doors not lock?

When using my key fob the doors would not lock when outside the car. The fob could unlock the doors, but not lock them. Even more confusing; if I manually locked all the doors, then stepped outside and pressed lock on the fob, lights would flash, horn would beep, and the car was locked. Odd…

What happens when you replace the BCM in a Mazda 3?

CAUTION: When replacing the BCM, the configuration procedure must be performed before removing the BCM. Replacing the BCM without performing the configuration procedure will result in sy 1. Any one or a combination of the ABS warning and brake system warning lights illuminates even when the system is normal.

What are the symptoms of a failing body control module?

5 Common Symptoms of a Failing Body Control Module (BCM) You are here: The Body Control Module (BCM) could be considered a central organizational module for your vehicle. It streamlines the manufacturing and troubleshooting aspects of electronic modules by housing the modules into one, central unit instead of each function having its own device.

How does a Body Control Module ( BCM ) work?

It streamlines the manufacturing and troubleshooting aspects of electronic modules by housing the modules into one, central unit instead of each function having its own device. It also coordinates the operating functions of many non-engine related ancillary items as well as security features.

How to inspect a Mazda 3 service manual?

Mazda 3 Service Manual/ Electrical/ Data Network/ Body Control Module (Bcm) Inspection 1. Remove the following parts: a. Front scuff plate (LH). b. Front side trim (LH). c. Upper panel. d. Shift knob (MTX). e. Selector lever knob (ATX). f. Shift panel. g. Side wall. h. Console. 2. Set the hood release lever out of the way.. 3.

How to read the Mazda 3 service manual?

Mazda 3 Service Manual: Body Control Module (Bcm) Inspection Mazda 3 Service Manual/ Electrical/ Data Network/ Body Control Module (Bcm) Inspection 1. Remove the following parts: a. Front scuff plate (LH). b. Front side trim (LH). c. Upper panel. d. Shift knob (MTX). e. Selector lever knob (ATX). f. Shift panel. g. Side wall. h. Console. 2.

What is the error code for Mazda 3 Transmission Control Module?

Error P0744 – Torque Converter Clutch Circuit Intermittent (Electromagnetic valve coupling of a hydro transformer – unreliable pin of the electrical circuit) Error P0745 – Pressure control solenoid valve manifold “A” (Gearbox Electromagnetic fluid pressure control valve – electric circuit fault)

Where to buy a new Mazda Body Control Module?

Seller was Terryville Auto. Part was exactly as described, shipped quickly and arrived within 2-3 weeks. I paid $134.90 for the BCM and $17.50 to have it shipped. (Yellow writing is new BCM, Silver X and metal bracket is old BCM.

Can a Mazda 3 Transmission Control Module be repaired?

This is a Repair and Return service of your existing TCM – Mazda 3 (2006-2014) Transmission Control Module Repair TCM TCU. This services requires that you send us your part for repair.

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