Fuel Pump Control Circuit: Celica

For fuel pump control circuit inspection and wiring diagram, see Fig 1-Fig 6 . Before replacing ECM, check ECM connectors and ground circuits. See ENGINE CONTROL MODULE POWER & GROUND CIRCUITS .

Fig 1: Fuel Pump Control Circuit Description & Diagram (Celica)

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Fig 2: Fuel Pump Control Circuit Inspection Using Toyota Hand-Held Tester - Steps 1-3 (Celica)

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Fig 3: Fuel Pump Control Circuit Inspection Using Toyota Hand-Held Tester - Steps 4-6 (Celica)

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Fig 4: Fuel Pump Control Circuit Inspection Using OBD II Scan Tool - Steps 1-3 (Celica)

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Fig 5: Fuel Pump Control Circuit Inspection Using OBD II Scan Tool - Steps 4-6 (Celica)

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Fig 6: Fuel Pump Control Wiring Diagram (Celica)

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