Standard

AUT 214 ADVANCED ELECTRONIC CONTROLLED BRAKE SYSTEM DIAGNOSIS

Course Description

Introduces anti-lock Brake system (ABS) to include ABS components and ABS operation, testing, and diagnosis. Topics include: general Brake and anti-lock Brake systems diagnosis and testing, light truck rear anti-lock Brake system, four-wheel anti-lock Brake system locations, components, and operation.

Competency Areas		Hours
General Brake and Anti-Lock Brake System Operation, Diagnosis, and Testing		Class	3
Light Truck Rear Anti-Lock Brake System		D. Lab	0
Four-wheel Anti-Lock Brake System Locations, Components, and Operation		P. Lab/O.B.I.	3
		Credit	4
Prerequisite:	AUT 130
Corequisite:

Course Guide

Competency	After completing this section, the student will:	Hours
		Class	D.Lab	P.Lab/ O.B.I.
General Brake and Anti-Lock Brake System Operation, Diagnosis, and Testing		10		12
	Explain brake circuits and describe their function in the (ABS) Anti-Lock Braking System. Explain main solenoid control valves and describe their function in the ABS. Explain how the ABS develops pressure. State the importance of ABS pressure in system operation. Explain electronic controller function in the ABS and why it relies on input signals. Explain what happens in the ABS during normal braking operation. Explain what happens in the ABS during anti-lock braking operation. Perform pre-diagnosis inspection. Perform light sequences determination test. Perform diagnostic test using competent test chart and the proper electronic test equipment to access trouble codes from the electronic controller.
Light Truck Rear Anti-Lock Brake System		10		5
	Explain the differences among the hardware used on the TEVES, BOSCH, and RWAL Anti-lock braking systems. Explain the differences in testing and diagnosing the TEVES, BOSCH, and RWAL Anti-lock braking systems. Explain the differences in the TEVES, BOSCH, and RWAL Anti-lock braking systems adjustments. Explain the difference in the TEVES, BOSCH, and RWAL Anti-lock braking systems service procedures
Four-wheel Anti-Lock Brake System Locations, Components, and Operation		10		13
	Describe the electronic controller and explain its location. Describe the master cylinder and hydraulic booster and explain its location. Describe the electric pump and explain its location. Describe the main control solenoid valve and explain its location. Describe the solenoid valve body assembly and explain its location. Describe the pressure control switch and explain its location. Describe the fluid level indicator and explain its location. Describe the fluid reservoir and explain its location. Describe the wheel sensors and explain its location. Describe the electrical relays and explain its location. Describe the warning lamps and explain its location. Explain the necessary precautions for working on ABS components. Properly bleed front ABS calipers. Properly bleed rear ABS calipers. Properly refill the hydraulic reservoir on an ABS. Properly remove and replace the accumulator on an ABS. Properly remove and replace the pump and motor assembly on an ABS. Properly remove and replace the hydraulic reservoir on an ABS. Properly remove and replace the hydraulic pressure switch on an ABS. Properly remove and replace the electronic controller on an ABS.

Suggested Resources

Books

Duffy, J. E. (2000). Modern AutomotiveTechnology. South Holland, IL: Goodheart-Willcox.

Erjavec, J. (2000). Automotive Technology (3^rd ed.). Albany, NY: Delmar.

Erjavec, J. (2000). Automotive Technology Workbook (3^rd ed.). Albany, NY: Delmar.

Gilles, T. (1999). Automotive Service Inspection, Maintenance, and Repair (1^st ed.). Albany, NY: Delmar

Toboldt, W. K., & Johnson, L. (1995). Automotive Encyclopedia. South Holland, IL: Goodheart-Willcox.

Webster, J., & Owen, C. E. (2000). Basic Automotive Service & Systems (2^nd ed.).

Albany, NY: Delmar.