Wednesday, November 3, 2010

On vehicle testing ABS (4825)








LIFTING & SUPPORTING VEHICLES


Student Name: Moheb Ghazi


To safety lift and support a motor vehicle on a flat surface

Vehicle   MAZDA    Model
Ensure the Flor is clean and flat                   OK
Apply the parking brake slaking wheel nuts of wheels to be removed  OK
Identify safe vehicle chassis member to left the vehicle using the jack.
Lift the jack util it touching the chassis.
release the parking brake to allow the vehicle to roll while lifting OK
Recheck the location of the jack before lifting the wheel off the ground. OK
Located axle stands in safe position on solid vehicle member  OK
Have your tutor check before lowering the jack  YES

To safely lower the vehicle to the ground after being supported on axle stand:
Ensure all wheels and nuts are located before removing vehicle stands  OK
Lower the vehicle gently to the floor OK
Apply parking brake OK
Torque and check wheel nut tightness OK
Have your tutor check the vehicle YES

On - Car  Exercises:


On the vehicle that you have been assigned identify the following components :


Wheel speed sensor;


ABS control unit



ABS modulator



Brake master cylinder


Brake fluid level switch if fitted

RPM sensor




Foot brake switch




Brake booster



Main ABS control unit fuse

ABS pump motor

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