Exam 23: Electrical Accessories

What is a power lumbar support system?

Some anti-theft systems use an ignition key that has a ______ embedded in the key.

Describe the purpose of photochromatic mirrors.

Power window systems use ______.

The reasons for slower than normal wiper operation are being discussed. Technician A says the problem may be in the mechanical linkage. Technician B says there may be excessive resistance in the electrical circuit. Who is correct?

The heating grid on a heated seat is typically tested with an ammeter.

The master control switch for a power window provides ______.

The purpose of a dual horn system is to provide two different horn sounds.

When an entire power window system is not functioning, what items should be checked?

The electric trunk release system uses a ______ to open the trunk lid.

Permanent magnet motors typically have four brushes.

The windshield washer pump is normally located in the ____________________.

A blower motor does not work on three of the four speeds but works on high. Technician A says a faulty blower high speed relay is the cause. Technician B says a faulty blower switch may be the cause. Who is correct?

Which of the following can be sources of radio interference?

A technician is diagnosing a vehicle for slow wiper operation. When the linkage from the motor is disconnected and the wiper motor is turned on, the motor runs normally. Technician A says the motor has a poor ground connection. Technician B says the linkage is binding. Who is correct?

A blinking cruise control light indicates that the vehicle is traveling at the maximum speed that the cruise control system allows.

Dirt on the antenna mast can cause poor radio reception.

What precautions would you take before disconnecting an antitheft radio?

What is the difference between a passive and an active alarm system?

How does blind spot detection work?