Engine Speed Sensor -G28-, REMOVING AND INSTALLING

-- Remove the rear noise insulation. Refer to OVERVIEW - NOISE INSULATION .

-- Disconnect the connector -2-.

Fig 1: After-Run Coolant Pump -V51-

Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolt -1- and the Engine Speed Sensor -G28-.

Installing 

Install in the reverse order of removal while noting the following:

• Replace the O-rings after removing them.

Tightening Specifications 

• Refer to OVERVIEW - IGNITION SYSTEM 
• Refer to OVERVIEW - NOISE INSULATION .