CL L4-2156cc 2.2L SOHC F22B1 MFI (1997)
Hydraulic Control Assembly - Antilock Brakes: Description and Operation
Purpose
ABS Modulator Unit
It adjusts the hydraulic pressure applied to each caliper on the basis of the signals received from the Anti-lock Brake System (ABS) control unit. The
modulator unit consists of the following sub-units.
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ABS Pump And Motor: Supplies high-pressure brake fluid to control the ABS operation.
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Accumulator: Stores high-pressure brake fluid in it.
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Pressure Switch: Detects the pressure in the accumulator and transmits signals to the ABS control unit.
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Solenoid Valves: Switches the ABS high-pressure passage according to the signals from the ABS control unit.
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Pistons And Related Parts: Receives the high-pressure brake fluid, and controls pressure to the calipers accordingly.
