Exam 103: Parking Brake Operation, Diagnosis, and Service

Technician A says that a parking brake equalizer may consist of a cable guide attached to a threaded rod. Technician B says that a brake equalizer balances the force from the parking brake control. Which technician is correct?

Technician A says that an electric parking brake (EPB) uses an electric motor to pull on the parking brake cable. Technician B says that some electric parking brake systems use a computer controlled motor attached to the caliper. Which technician is correct?

A common parking brake cable adjuster uses ________.

Technician A says that the parking brake is controlled by a lever. Technician B says that a pedal may be used to apply the parking brake. Which technician is correct?

A vacuum parking brake release operates when the transmission is placed into park.

Technician A says that the parking brake cable should be adjusted at each wheel. Technician B says that the parking brake cable adjustment is usually done after adjusting the rear brakes. Which technician is correct?

On caliper-actuated disc parking brakes, adjustment is automatic.

On most drum brake systems, the parking brake lever and strut transfer the pulling force of the parking brake cable against the ________.

On most vehicles, the anti-rattle spring (strut spring) should be installed on the parking brake strut toward the ________ of the vehicle.

Technician A says that a vehicle can fail a parking brake performance test if the linings are contaminated. Technician B says that worn-out base brakes will NOT affect parking brake performance. Which technician is correct?

Technician A says that a hose clamp can be used to compress the retainer fingers of a parking brake cable in order to remove it from the backing plate. Technician B says a box-end wrench can be used instead of a hose clamp. Which technician is correct?

Technician A says that the parking brake cable adjustment should be performed before adjusting the rear brakes. Technician B says that the parking brake cable should allow for about 15 "clicks" before the parking brake holds. Which technician is correct?

Technician A says that the parking brake hand lever can turn on the red brake warning lamp. Technician B says that a foot-operated parking brake can turn on the red brake warning lamp. Which technician is correct?

The parking brake performance test must be performed with the vehicle facing ________.

In a typical integral rear disc brake caliper, the parking brake cable moves the ________.

Automatic parking brake releases ________.

Identify the equalizer in this illustration.

A rear drum brake is being inspected. The primary shoe is not contacting the anchor pin at the top. Technician A says that this is normal. Technician B says that the parking brake cable may be adjusted too tight or is stuck. Which technician is correct?

The rear brakes should be inspected, and adjusted if necessary, if the parking brake requires more than ________.

Rear-disc auxiliary drum parking brakes ________.