FUEL PUMP CONTROL [SKYACTIV-G 2.0, SKYACTIV-G 2.5]
id0140g2004100
Outline
Block Diagram
ac5wzn00002282
|
Operation
Fuel pump relay
Relay ON/OFF |
Control conditions |
---|---|
ON
|
• When any of the following conditions is met:
|
OFF
|
• When engine is stopped (excludes engine stop by i-stop control)
• Immobilizer system related information (engine start prohibited) received from start stop unit
|
Fuel pump control module
Output duty ratio |
Control conditions |
---|---|
95%
|
• When any of the following conditions is met:
|
10—90%
|
• Feedback value from fuel pressure sensor is the specified value or more
(Determined that high pressure fuel pump compression is high.)
• Except for control conditions with output duty ratio of 5% or 95%
|
5%
|
• When engine is stopped (excludes engine stop by i-stop control)
|
Fuel pump operation circuit diagram
ac5wzn00002283
|