Vehicle four wheel drive system with antilock control has front and rear sections

FOUR-WHEEL DRIVE VEHICLES EQUIPPED WITH AN ANTI-LOCK BRAKING SYSTEM. IT INCLUDES AREAS OF WHEELS FRONT AND REAR AFR AFL; ARR, ARL; TRANSMISSION T mating SUCH AREAS; A HYDRAULIC BRAKE SYSTEM 7 ORDERING PRESSURE APPLIED ON EACH BRAKE BFR, BFL; BRR, BRL; AND MEANS OF CONTROL ANTI 9 ORDERING HYDRAULIC BRAKE PRESSURE TO REDUCE THE BRAKE PRESSURE WHEN IS ABOUT TO WHEEL TO BLOCK; THESE SUBMISSIONS CONSIST OF SECTION 9A CONTROL FRONT WHEEL AND SECTION 9B CONTROL OF REAR WHEELS. SECTIONS 9A, 9B CONTAIN MEANS LIM MFL; MRO MRL ORDERING THE BRAKE PRESSURE IN SUCH A WAY THAT THE BRAKE PRESSURE APPLIED TO BRAKE REAR WHEELS BRR BRL BE REDUCED WHEN THE REAR WHEELS WRR, WRL ARE IMMINENT TO BLOCK PROVIDED THAT THE BRAKE PRESSURE PROVIDED THE BRAKES FRONT WHEELS BFR, BFL HAS BEEN rEDUCED FOR AT LEAST ONE PREDETERMINED PERIOD T BY SECTION 9A CONTROL FRONT WHEEL.