Oasis LS L4-2156cc 2.2L SOHC MFI F22B6 (1997)
Hydraulic Control Assembly - Antilock Brakes: Service and Repair
Brake Fluid
Relieving System Pressure
CAUTION:
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Be sure to drain the high-pressure brake fluid completely before performing the modulator function check, disposing the modulator unit, and ABS
pump motor replacement.
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Do not spill brake fluid on the vehicle. It may damage the paint if brake fluid does contact the paint, wash it off immediately with water.
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Do not reuse the drained brake fluid.
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Do not loosen the relief plug on the accumulator.
1. Remove the bleeder cap from the maintenance bleeder on the modulator unit.
2. Attach the wrench to the maintenance bleeder.
3. Connect a rubber tube of the appropriate diameter to the maintenance bleeder, and set the other end of the rubber tube in a suitable container.
4. While holding the rubber tube with your hand, slowly loosen the maintenance bleeder 1/8 to 1/4 turn to collect the brake fluid in the container.
CAUTION: Do not loosen the maintenance bleeder too much. The high-pressure brake fluid can burst out.
Maintenance Bleeder
5. Tighten the maintenance bleeder to the specified torque.
Specs:
Maintenance Bleeder 11 Nm (8 lb. ft.)
Fluid Replacement
CAUTION: Do not loosen the relief plug on the accumulator.
NOTE: Brake fluid replacement procedure explained in this article is for the brake fluid in the modulator unit (that is, the brake fluid in the
high-pressure passage and in the reservoir). Refer to Brakes, Brake Bleeding for the brake fluid replacement procedures for the rest of the brake system.
See: Brake Bleeding/Service and Repair
1. Start the engine and let it idle for a minute. Stop the engine.
2. Check the brake fluid level in the reservoir. It should be below the MAX (upper) level line.
3. Use the steps below to drain the rest of the brake fluid from the modulator unit.
NOTE: Approximately 35 - 45 ml (1 1/6 - 1 1/2 fl-oz) of the fluid is drained at each try.