Exam 14: Radio Frequency and Infotainment Systemsservicing Radio Frequency and Infotainment Systems

Technician A says that most immobilizer systems have a method for the customer to add vehicles keys. Technician B says if only one key is available, it can be used twice in order to enter the programming mode. Who is correct?

Infotainment refers to a type of ____ system that provides a combination of information and entertainment.

The MEMS gyro sensor informs the navigation system of the speed and direction of the vehicle.

The TPS internal transmitter broadcasts tire pressure and ____ information to a dedicated electronic control unit (ECU).

The radio choke is installed in the antenna output circuit to prevent unwanted and random signals from reaching the radio.

The ____ acts as an electronic switch to change between the different audio sources.

Radiated noise results from an accessory that produces a signal that is detected by ____.

The keyless engine starting function can be performed only if the antenna determines that the transmitter is within the vehicle.

Most tire pressure monitoring systems use a(n) ____ sensor transmitter in each wheel.

What technology is used to provide hands-free cellphone service?

A customer is concerned that the navigation system does not seem to indicate the location of the vehicle properly. This is an intermittent condition. Technician A says the system may be using dead reckoning. Technician B says the system may have lost its have lost the satellite signal. Who is correct?

Tire pressure sensors are attached to the rim by a sleeve nut on the ____.

The keyless start is an enhancement to the infotainment system.

What is the most common cause for telematics connectivity issues?

Most immobilizer system transponders do not use ____.

Most of today's audio/video systems can be diagnosed with a(n) ____ since the system will set fault codes when a failure is determined.

The immobilizer ____ is either mounted to the steering column or in the instrument panel.

Technician A says the multiplexer is used to a switch to allow the antenna and the rear heater grid to use the same circuits. Technician B says Wi-Fi wireless internet connection can be used to create a Hotspot in the vehicle. Who is correct?

Technician A says a rear window defogger/antenna module separates the RF signal used by the radio from the electrical current used by the grid. Technician B says usually the top grid lines of the heater grid are unheated and used to receive the AM signals. Who is correct?

The PIN code requires a different signal every transmission to improve security.