AUDI Tools & Equipment Operation 2

Question 1

Which tool is used to measure the carbon brush length on an Audi alternator without disassembling the unit?

Accepted Answer

Vernier caliper

Answer

A Vernier caliper can measure external dimensions of accessible brush holders to assess brush wear without full disassembly.

Question 2

When using an oscilloscope to diagnose an Audi crankshaft position sensor, what waveform pattern indicates a healthy sensor?

Accepted Answer

Square wave with consistent frequency and amplitude

Answer

A healthy Hall-effect crankshaft position sensor produces a clean, consistent square wave with uniform frequency and amplitude at normal engine speed.

Question 3

What is the primary purpose of the Audi special tool T40196 used during DSG transmission service?

Accepted Answer

Mechatronic unit removal

Answer

T40196 is the dedicated mechatronic unit removal and installation tool for the DQ250/DQ500 DSG transmission family.

Question 4

When pressure-testing an Audi cooling system, which gauge reading indicates a failing head gasket?

Accepted Answer

Pressure drops steadily over 10 minutes with no visible external leaks

Answer

A steady pressure drop with no visible external leaks indicates coolant is being forced past the head gasket into the combustion chamber.

Question 5

Which scan tool function allows a technician to check the live response of Audi Adaptive Cruise Control radar sensor alignment?

Accepted Answer

Basic settings / guided functions

Answer

The Basic Settings or Guided Functions menu in ODIS/VCDS initiates the ACC radar alignment calibration and provides live feedback during the procedure.

(AUDI) Audi Certified Mechanic Practice Test

(AUDI) Audi Certified Mechanic Practice Test

AUDI Tools & Equipment Operation 2