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Home >> Daihatsu >> 1992 >> Charade SX >> Repair and Diagnosis >> External Pages >> Different car >> Section 4 (Engine Controls - Basic Testing) >> Fuel System >> Fuel Pump Control Circuit >> Main Relay >> Fuel Pump Relay
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Fuel Pump Relay

WARNING: This page is about a different car, the 1991 Daihatsu Rocky and 1991 Daihatsu Charade. However, it is still accessible from the selected car via links, so may be relevant.

Fuel pump relay receives power when ignition switch is turned on. ECU controls the ground circuit on the fuel pump relay. When ground circuit is completed, power is supplied to the fuel pump for fuel pump operation. See Fig 1 -Figure .

NOTE: For more information on testing relays and fuel system components, see SYSTEM/COMPONENT TESTS article in the ENGINE PERFORMANCE Section.
Fig 1: Fuel System Wiring Schematic (1.0L)
G90H16565Courtesy of DAIHATSU MOTOR CO., LTD.
Fig 2: Fuel System Wiring Schematic (1.3L)
G90I16566Courtesy of DAIHATSU MOTOR CO., LTD.
Fig 3: Fuel System Wiring Schematic (1.6L)
G90J16567Courtesy of DAIHATSU MOTOR CO., LTD.