Checking fuel injectors of the high-pressure fuel pump (Mazda CX-5KE)

1. Disconnect the negative battery terminal.

2. Remove the decorative engine cover.

3. Disconnect the fuel injector connector.

4. Check the resistance between terminals A and B of the fuel injector.

Note: Nominal resistance of fuel injector: 1.74-2.04 Ohm.

5. If the measured resistance is not within the norm, replace the injector with a new one.