Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

2014 Mazda 5 TouringFACTORY OEM SERVICE PROCEDURE

TCM Removal/Installation

CAUTION:

Do not impact or touch the projection on the back of the TCM. Otherwise, the TCM may not operate normally.
Do not allow foreign material or water to penetrate the connector. Otherwise, it could cause poor contact and corrosion.

Remove the battery cover. (See BATTERY REMOVAL/INSTALLATION .)
Disconnect the negative battery cable.
Remove the battery. (See BATTERY REMOVAL/INSTALLATION .)
Remove the battery tray. (See BATTERY REMOVAL/INSTALLATION .)
Remove in the order shown below.
Install in the reverse order of removal.

Fig 1: TCM, Connector And Bolts With Torque Specification

Courtesy of MAZDA MOTORS CORP.

Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.