Oil Pan Lower Section, Removing And Installing: Installing

-- Check the oil pan lower section for deformities and align it if necessary.

-- Cover the open engine components with a clean cloth.

-- Spray the sealing surface with sealant remover and allow it to work.

-- Remove any sealant residue on the oil pan upper section using a flat-blade scraper.

-- Pay attention that the special surface coating on the oil pan lower section is not damaged.

-- Remove any remaining sealant from the oil pan lower section using, for example, a rotating plastic brush.

Fig 1: Cleaning Sealing Surfaces

Courtesy of AUDI OF AMERICA, LLC

-- Clean any oil or grease off the sealing surfaces.

-- Do not damage the coating on the oil pan lower section.

• Be sure to check the expiration date of the sealant.

-- Cut the tube nozzle at the front marking (nozzle diameter: about 2 mm).

Fig 2: Cut Tube Nozzle At Front Marking

Courtesy of AUDI OF AMERICA, LLC

-- Apply a sealant bead -arrow- to the clean sealing surface on the lower section of the oil pan as shown.

Fig 3: Identifying Sealant Bead

Courtesy of AUDI OF AMERICA, LLC

-- Apply the sealant bead very carefully in the area of the sealing flange.

• Sealant bead thickness: 2 to 3 mm.

-- Install the oil pan lower section within five minutes of applying the sealant and tighten the bolts. Refer to Figure.

Allow the sealant to dry for approximately 30 minutes after installing the oil pan upper section. Only afterward may the engine oil be replenished.

-- Then fill the engine oil and check the oil level. Refer to ENGINE OIL, FILLING and ENGINE OIL LEVEL, CHECKING AND CORRECTING IF NECESSARY