CENTRAL MAINE COMMUNITY COLLEGE Auburn, ME 04210 Automotive Technology Term: Spring 18 AUT 292 Computerized Chassis Controls Instructor: Carl Hinkley Course Syllabus Course_Description This course will involve a comprehensive study of electronic and computerized brake, traction, suspension, steering, and alignment systems of modern vehicles. A guide to practical experiences in analyzing problems and replacement of faulty sensors and associated components will provide students with theory and procedures necessary to diagnose faults. Course Specifications Credit hours assigned to the course... 3.0 1. Projected hours for classroom lecture... 20 2. Projected lab, clinical or shop hours... 60 3. Estimated hours required for outside work (reading, research, etc.)... 55 4. Total estimated hours of Student Effort... 135 (total of lines 1,2 3) Course_Objectives The purpose of this course is to provide students with an opportunity to: Understand the principles of electronic suspension and steering, theory of repair and component identification Understand the principles of electronic ABS and traction control, theory of repair and component identification Gain experience with smart air bag theory, theory of repair and component identification Perform a body and wheel electronic vibration analysis theory of repair and component identification. Perform a service on all electronic chassis control components. Accurately diagnosis and repair electronic suspension and steering components. Perform a detailed diagnosis and repair electronic ABS and traction control components. Student Learning Outcomes After successful completion of this course and all the following learning outcomes, the student will be able to: Disable and enable automatic ride height control in accordance with manufacturer s procedures. Diagnose uneven riding height concerns; determine necessary action. Diagnose electronic yaw control function; determine necessary action. 1
Diagnose computerized variable spring/shock rate function; determine necessary action. Steering Disable and enable supplemental restraint system (SRS) in accordance with manufacturer s procedures. Remove and replace steering wheel; center/time supplemental restraint system (SRS) coil in accordance with manufacturer s procedures. Diagnose and adjust components of electronically controlled steering systems; determine necessary action. Diagnose and time four wheel steering system. Diagnose computerized variable rate steering; determine necessary action. Wheel Alignment Diagnose vehicle wander, drift, pull, hard steering, bump steer, memory steer, torque steer, and steering return concerns; determine necessary action. Perform prealignment inspection including but not limited to suspension, steering and brake systems; determine necessary action. Verify vehicle riding height; determine necessary action. Check and adjust front and rear wheel camber, caster, toe, and thrust angle; determine necessary action. Check toe-out-on-turns, SAI, front wheel setback, and front cradle (subframe) alignment; determine necessary action. Inspect, Diagnosis, and Calibrate tire pressure monitoring systems. P-2 Brakes Identify and inspect antilock brake system (ABS) components; determine necessary action. P-1 Diagnose antilock brake system (ABS) electronic control(s) and components using selfdiagnosis and/or recommended test equipment; determine necessary action. P-1 Test, diagnose and service ABS speed sensors, toothed ring (tone wheel), and circuits using a graphing multimeter (GMM)/digital storage oscilloscope (DSO) (includes output signal, resistance, shorts to voltage/ground, and frequency data). P-1 Bleed the antilock brake system s (ABS) front and rear hydraulic circuits. P-1 Diagnose poor stopping, wheel lock-up, abnormal pedal feel or pulsation, and noise concerns caused by the antilock brake system (ABS); determine necessary action. P-2 Diagnose antilock brake system (ABS) braking concerns caused by vehicle modifications (tire size, curb height, final drive ratio, etc.). P-3 Remove and install antilock brake system (ABS) electrical/electronic and hydraulic components. P-3 Depressurize high-pressure components of the antilock brake system (ABS). P-1 Traction control Diagnose and identify traction control system components (brake actuated). P-3 Diagnose and identify enhanced traction systems. Disable and enable automatic ride height control in accordance with manufacturer s procedures. CMP 2 Diagnose uneven riding height concerns; perform necessary action. CMP 1 2
Diagnose electronic yaw control function; perform necessary action. CMP 2 Diagnose computerized variable spring/shock rate function; perform necessary action. CMP 2 Inspect, Diagnosis, and Calibrate tire pressure monitoring systems. P-2 Identify and inspect antilock brake system (ABS) components; determine necessary action. P-1 Diagnose antilock brake system (ABS) electronic control(s) and components using selfdiagnosis and/or recommended test equipment; determine necessary action. P-1 Test, diagnose and service ABS speed sensors, toothed ring (tone wheel), and circuits using a graphing multimeter (GMM)/digital storage oscilloscope (DSO) (includes output signal, resistance, shorts to voltage/ground, and frequency data). P-1 Bleed the antilock brake system s (ABS) front and rear hydraulic circuits. P-1 Diagnose poor stopping, wheel lock-up, abnormal pedal feel or pulsation, and noise concerns caused by the antilock brake system (ABS); determine necessary action. P-2 Diagnose antilock brake system (ABS) braking concerns caused by vehicle modifications (tire size, curb height, final drive ratio, etc.). P-3 Remove and install antilock brake system (ABS) electrical/electronic and hydraulic components. P-3 Depressurize high-pressure components of the antilock brake system (ABS). P-1 Diagnose and identify traction control system components (brake actuated). P-3 Diagnose and identify enhanced traction systems. CMP 1 Remove and replace steering wheel; center/time supplemental restraint system (SRS) coil in accordance with manufacturer s procedures. P-1 Diagnose and adjust components of electronically controlled steering systems; perform necessary action. CMP 2 Diagnose and time four wheel steering system. CMP 2 Diagnose problems associated with computerized variable rate steering; perform necessary action. Diagnose steering column noises, looseness, and binding concerns (including tilt mechanisms); determine necessary action. P-2 Test and diagnose components of electronically controlled steering systems using a scan tool; determine necessary action. P-3 Diagnose vehicle wander, drift, pull, hard steering, bump steer, memory steer, torque steer, and steering return concerns; perform necessary action. CMP 2 Perform prealignment inspection including but not limited to suspension, steering and brake systems; perform necessary action. CMP 1 Verify vehicle riding height; perform necessary action. CMP 1 Check and adjust front and rear wheel camber, caster, toe, and thrust angle; perform necessary action. CMP 1 Check toe-out-on-turns, SAI, front wheel setback, and front cradle (subframe) alignment; perform necessary action. CMP1 3
Topical Outline of Instruction Week 1 Week 2 Week 3 Week 4 17, 18 19, 27 Review Braking Systems and ABS components and operation Identifying components and testing ABS Diagnosis and Service Lab Procedures and Repair Stability Control Systems Lab identifying and servicing Electronic Suspension Lab Servicing Electronic Suspension Week 5 Week 6 handouts s handouts Advanced suspension service Lab diagnosis of brakes and suspension with alignment Supplemental restraint systems Lab on Diagnosis and repair of all chassis control systems Week 7 Exit testing on advanced systems Portfolio review Final Test Course Requirements Course task list shall be completed to the degree required by NATEF. The student shall successfully complete all classroom tests. A portfolio of all of the students work will be passed in during the last class meeting. CMCC Performance Standards Printed verification for all lab projects (work orders) Printed copy of wiring/vacuum diagrams with associated component locator list and related TSB for all live lab projects Written journal describing lab activities Minimum ASE performance standards shall be successfully completed. Student Evaluation and Grading Students will be graded on their individual ability to complete the required student learning outcomes as required by NATEF and successful completion of classroom activities. Grades will be compiled from 30% Classroom and 70% Lab activities GPA Letter Numeric 4.0 A 95 100 3.77 A- 93-94 3.36 B+ 91 92 3.0 B 87 90 2.67 B- 85 86 4
2.36 C+ 83 84 2.0 C 79 82 1.67 C- 77 78 1.36 D+ 75 76 1.0 D 70-74 Texts, Tools, and/or Supplies Automotive Chassis Systems Digital Multi-Meter Shop supplies & tools CMCC Performance Guide Office Hours Appointments can be made to accommodate student needs. They can be scheduled: in person by walkin basis on Friday mornings during the regular Academic Calendar from 8:00 AM to 9:00 AM. voicemail at 207-755-5321, email at chinkley@cmcc.edu Disability Access Statement If you are a student with a documented disability and plan to request an academic or other accommodation, you must contact Jennifer Lyons, Disabilities Coordinator. She may be reached at jlyons@cmcc.edu, 755-5277 or stop by her office located in Jalbert Hall Room 13. Affirmative Action Statement Central Maine Community College is an equal opportunity/affirmative action institution and employer. For more information, please call 207-755-5233. Ethical Behavior Statement Central Maine Community College requires all students to adhere to high standards of integrity in their academic work. Activities such as cheating on exams and plagiarizing the intellectual work of others are not acceptable and will be subject to severe disciplinary actions up to and including dismissal Safety Specification for Lab and Classroom Safety glasses must be worn at all times while in the lab. Leather work shoes or boots must be worn at all times while in the lab. Hearing protection will be worn when appropriate. Dust mask will be worn when appropriate Please power down cell phones in the classroom and lab 5