Electrical and Infotainment Systems Flashcards
7 cards from real AUDI TT practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Electrical and Infotainment Systems flashcards as text
How must an ammeter be connected to measure circuit current?
Answer: In series with the circuit
Current is measured by placing the meter in series so all current flows through it.
On a standard ISO automotive relay, which terminals connect to the control coil?
Answer: 85 and 86
Terminals 85 and 86 energize the coil, while 30 and 87 form the switched circuit.
Why is extra caution required when servicing xenon headlights on an Audi TT?
Answer: Their igniters produce extremely high voltage
Xenon igniters generate very high ignition voltage that can cause serious injury.
On the Mk2 and Mk3 TT, when does the electrically operated rear spoiler automatically deploy?
Answer: At around 75 mph (120 km/h)
The spoiler extends automatically at about 120 km/h and retracts at lower speed, and can also be raised manually.
A voltage drop test on a ground circuit under load shows 1.2 V. What does this indicate?
Answer: Excessive resistance in the ground path
A healthy ground should drop only a few tenths of a volt under load, so 1.2 V indicates high resistance.
Which feature lets a TT owner mirror compatible smartphone apps on the virtual cockpit?
Answer: Audi smartphone interface (Apple CarPlay/Android Auto)
Audi smartphone interface projects CarPlay or Android Auto apps onto the vehicle display.
Which advanced headlight technology, available on the Mk3 TT, selectively dims LED segments to avoid dazzling other drivers?
Answer: Matrix LED
Matrix LED headlights switch individual LEDs off to mask oncoming vehicles while keeping high beams on.