mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

Fuel Pump Relay > < Fuel Pump Ballast Resistor Relay|Testing and Inspection
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Fig. 20 Checking voltage.

4.

Connect a voltmeter between B terminal and Bu terminal of the fuel pump connector Fig. 20.

5.

Warm up the engine and stop it.

Fig. 21 Terminal voltage chart.

6.

Restart the engine and check the voltage Fig. 21.

7.

Check the fuel pump resistor relay, 3D terminal of the control unit, engine wiring harness and connectors, if necessary.

Fuel Pump Relay > < Fuel Pump Ballast Resistor Relay|Testing and Inspection