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Home >> BMW >> 1988 >> 750iL (E32/2) V12-4988cc 5.0L SOHC (M70) >> Repair and Diagnosis >> Brakes and Traction Control >> Sensors and Switches - Brakes and Traction Control >> Hydraulic Fluid Regulator Pressure Switch >> Service Precautions

Hydraulic Fluid Regulator Pressure Switch: Service Precautions

WARNING: Oil pressure in the H31 hydraulic system can exceed 800 psi.. Always stop the engine and discharge the hydraulic reservoir by operating the brake pedal about 20 times, with the force required for full stop braking, before disconnecting hydraulic oil lines or the hydraulic reservoir.
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