POWER BRAKE UNIT VACUUM SENSOR [SKYACTIV-G 1.3, SKYACTIV-G 1.5]
id0140q1004600
Purpose/Function
• Detects the vacuum in the power brake unit to assure brake performance while the engine is stopped by the i-stop control.
• Detects the vacuum in the power brake unit and sends it to the PCM as a power brake unit vacuum pressure signal.
Construction
• Installed to the power brake unit.
• The power brake unit vacuum sensor has adopted a piezoelectric element to the detection area for detection of the vacuum in the power brake unit.
Operation
• The signal, which changes according to the vacuum in the power brake unit, is send to the PCM.
Power brake unit vacuum sensor characteristic
Fail-safe
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DTC No.
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Fail-safe function
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P0555:00
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• Flashes the i-stop warning light (amber) and inhibits engine-stop by operating the i-stop function.
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