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.
2016 Mazda 5 GS, Automatic TransFACTORY OEM SERVICE PROCEDURE
Pcm Removal/Installation
- Remove the battery cover. (See BATTERY REMOVAL/INSTALLATION .)
- Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION .)
- Remove the PCM cover No. 1. (See BATTERY REMOVAL/INSTALLATION .)
- Disconnect the PCM connector.
- Remove the battery tray and PCM component. (See BATTERY REMOVAL/INSTALLATION .)
- Remove in the order indicated in the table.PART DESCRIPTION
1 PCM cover No. 2 2 PCM - Install in the reverse order of removal.
- When replacing the PCM on the vehicles, perform the following:
- PCM configuration (See PCM CONFIGURATION .)
- Immobilizer system-related parts programming (See IMMOBILIZER SYSTEM-RELATED PARTS PROGRAMMING .)
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.
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