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ON-VEHICLE SERVICE TSB Revision ANTI-LOCK BRAKING SYSTEM (ABS) 35B-47 HYDRAULIC UNIT CHECK M1352001700084 Required Special Tool: CAUTION • The roller of the braking force tester and the tire should • When testing the front brakes, apply the parking brake. 1. Jack up the vehicle. Then support the vehicle with rigid racks at the specified jack-up points or place the front or rear 2. Release the parking brake, and feel the drag force (drag torque) on each road wheel. When using the braking force CAUTION To prevent damage to scan tool MB991502, always turn the set scan tool MB991502 as shown in the illustration. 4. After checking that the shift lever <M/T> or the selector lever <A/T> is in neutral, start the engine. 5. Use scan tool MB991502 to force-drive the actuator. NOTE: The ABS system will switch to the scan tool mode NOTE: When the ABS has been interrupted by the fail-safe AC001252AF 16 PIN MB991502 AC000954AB SCAN TOOL ACTUATOR TEST 1 s 2 s 3 s DEPRESSED RELEASED PRESSURE INCREASE PRESSURE DECREASE PRESSURE HOLD LOCK DRAG FORCE PEDAL SOLENOID CHECKING |