7290-158 Lesson 3

What is item in picture?

• CanBus unit

• Electric Chassis Unit

• Electronic Control Unit

• OBD reader

What chassis faults can be checked using item pictured?

• Resistance of wheel cylinder

• Resistance of Wheel speed sensor

• Wattage output of Speed sensor

• Voltage input Inductive sensor

How is current through steering wheel to components maintained?

• Switches

• WiFi

• Bluetooth

• Clockspring

Which is best test for a clock spring?

• Remove from car, turn both directions

• Remove from car, measure length of mylar tape

• Remove from car and test continuity with voltmeter

• Remove from car and test continuity with ohmmeter

After carrying out a four wheel alignment, what is next thing to check?

• Use a multi-meter to check steering angle sensors

• Use Code reader to check angle sensors

• Use oscilloscope to check resistance of sensors

• Replace both angle sensors

Which tools can be used to test a ride height sensor?

• ohmmeter

• height gauge

• protractor

• turntables

Customer has a MIL lamp on, engine power is down. ABS lamp shows Amber. What do you check?

• ABS fault has limited engine power

• Engine power has blown ABS fuse

• ESP is turned on

• Oscilloscope, check engine output

Which sensor gives a Sine Wave?

• Hall effect

• Three wire

• Digital

• Inductive