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FUEL PUMP CONTROL [SKYACTIV-G 2.0]

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2016 – MX-5 – Engine

FUEL PUMP CONTROL [SKYACTIV-G 2.0]

Outline

  • Switches the circuit opening relay on/off according to the engine operation conditions to assure stable fuel injection control and safe fuel supply.

Block Diagram

Operation

  • The PCM controls energization of the circuit opening relay according to the engine operation conditions to switch the circuit opening relay on/off.

Relay ON/OFF

Control conditions

ON

  • When any of the following conditions is met:

    • When ignition is switched ON (engine off) (for approx. 1 s)

    • During engine cranking

    • While engine is running

OFF

  • When engine is stopped

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