Piston Spray Nozzles Oil Pressure, Checking

Special tools and workshop equipment required 

• Oil Pressure Gauge Kit: VAG1342 
  Fig 1: Identifying Oil Pressure Gauge Kit

  Courtesy of AUDI OF AMERICA, LLC
• Vehicle Diagnostic Tester - Test Adapter - 2+3 Pin: VAS5571 
  Fig 2: Identifying Vehicle Diagnostic Tester - Test Adapter

  Courtesy of AUDI OF AMERICA, LLC

Test Requirements

• Oil level OK
• The engine oil temperature at least 80 °C (176 °F) (the radiator fan must start up once).

Test Sequence

-- Remove the Oil Pressure Switch, Level 3 -F447-. Refer to Oil Pressure Switch, Level 3 -F447-, REMOVING AND INSTALLING .

-- Install the oil pressure switch in the Oil Pressure Gauge Kit: VAG1342  .

-- Install the Oil Pressure Gauge Kit: VAG1342  in place of the oil pressure switch.

-- Connect the Test Adapter - 2+3 Pin: VAS5571  to the oil pressure switch.

-- Connect the Oil Pressure Switch, Level 3 -F447- connector to the Test Adapter - 2+3 Pin: VAS5571  .

-- Let the engine and run as long as the test requires.

-- Check the oil pressure using the Vehicle Diagnostic Tester Oil Pressure Switch, Level 3 - F447  .

Assembling 

-- Install the Oil Pressure Switch, Level 3 -F447-. Refer to Oil Pressure Switch, Level 3 -F447-, REMOVING AND INSTALLING .