Continuity Inspection
WARNING: This page is about a different car, the 2017 Mazda CX-9. However, it is still accessible from the selected car via links, so may be relevant.
- Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
- Disconnect the fuel pump unit connector. (See FUEL PUMP UNIT REMOVAL/INSTALLATION .)
- Inspect for continuity between fuel pump unit terminals A-B.
- If there is no continuity, replace the fuel pump unit. (See FUEL PUMP UNIT REMOVAL/INSTALLATION .)