Mazda CX-5 (KF) 2017-2025 Wiring Diagram

Mazda CX-5 (KF) 2017-2025 Electrical Wiring Diagram is a detailed wiring diagrams that includes information about all electrical components of the car. Includes wiring diagrams for the engine, lighting, security system, multimedia and other units. Useful for diagnostics, repair and upgrade of the electrical system.

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1. Sensor problems

ABS sensors

ABS and ESP errors may occur, accompanied by an indicator on the dashboard.

Causes: dirty or damaged sensor wiring.

Solution: clean the sensors or replace them.

Tire pressure sensors (TPMS)

False alarms, even at normal pressure.

The batteries in the sensors may discharge after 4-5 years.

Oxygen sensor (lambda probe)

Check Engine error, deterioration in fuel consumption.

Cause: dirty or worn out.

Parking sensors

False alarms or failure.

Often due to dirt or damaged wiring.

Rear view camera

The image disappears, the screen flickers.

Cause: faulty connector or damaged wires in the rear door.

2. Wiring problems

Chafing of wires in the doors

Over time, problems with the central lock, window lifters, and speakers may appear.

Corrosion of contacts

Especially relevant for connectors in the engine compartment and taillights.

Failure of fuses and relays

Can cause failure of individual systems (for example, climate control or lighting).

3. Problems with multimedia and electronics

Mazda Connect freezes or reboots

Reason: software failures.

Solution: update the software at the dealer.

Weak battery and problems with starting

Especially for cars with the "Start-Stop" system.

Solution: replace the battery with a more capacious analog.

Problems with headlights and taillights

Sometimes there are burnt-out LEDs or fogging of headlights.

4. Generator and battery charging

In some cases, the generator does not produce sufficient voltage, which leads to a rapid discharge of the battery.

Solution: diagnostics of the generator and timely replacement of the voltage regulator.