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Chassis

C0023

Code meaning and manufacturer information

C0023

What does this code mean?

The wording below belongs to the named make and communication. Match the complete code, reporting module, model year and engine before applying it.

A code identifies a detected condition, not a part that must automatically be replaced.

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A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

Manufacturer communications

2

Original wording in English

SA-041-26a

MAZDA

Reported code forms C0023:14

DESCRIPTION If you encounter any type of electrical concern (e.g, dead battery, engine no start, DTC(s) stored...), interview the customer before proceeding with normal MGSS diagnosis by asking if any aftermarket…

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SA-041-26

MAZDA

Reported code forms C0023:14

This SA supersedes the previously issued SA(s) listed below. The changes are noted in Red. SA-061/25 12/17/25 DESCRIPTION If you encounter any type of electrical concern (e.g, dead battery, engine no start, DTC(s)…

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Check vehicle applicability

146

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

MakeModelModel year
MazdaCX-32021
MazdaCX-32020
MazdaCX-32019
MazdaCX-32018
MazdaCX-32017
MazdaCX-32016
MazdaCX-302026
MazdaCX-302025
MazdaCX-302024
MazdaCX-302023
MazdaCX-302022
MazdaCX-302021
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Before replacing a part

Record codes and freeze-frame data. Check battery condition, related codes and visible wiring or hose damage. Follow the vehicle's diagnostic procedure and test results before replacing parts.

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Can I keep driving?

A code alone cannot establish whether driving is safe. A flashing malfunction light, severe shaking, overheating, oil-pressure warning or loss of braking or steering needs prompt attention. Stop in a safe place and seek assistance when control or engine safety is affected. Follow the vehicle handbook.