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Home >> Audi >> 2021 >> SQ8 Premium Plus >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Crankshaft, Cylinder Block (Servicing 8-Cylinder 4.0L 4V TFSI Engine Ea825) >> 13 Crankshaft, Cylinder Block >> Crankshaft >> Sensor Wheel, Checking

Sensor Wheel, Checking

CAUTION:

Do not place the sensor wheel near magnets (for example inspection lamp base, or speakers).

There is a risk of destroying the sensor wheel by magnetic force.

- Before installing the drive plate/flywheel or sensor wheel, check the function of the sensor wheel.

Special tools and workshop equipment required 

Procedure

Fig 2: Gauge - Sender Wheel T10473
GWWA13-10947Courtesy of AUDI

-- Check the entire circumference of the sensor wheel using the Gauge - Sender Wheel:T10473  as shown.

Sensor wheel test diagram

Fig 3: Sensor Wheel Test Diagram
GWWA13-10884Courtesy of AUDI

A -  Sensor Wheel OK

B -  Sensor Wheel Faulty