Headlamp Housing, Removing And Installing: Installing

Courtesy of AUDI

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

-- Check all of the adjusters -2- on the headlamp. To do so, the adjusting nut -1- must be gently screwed on -arrows-.

-- Rotate the adjusting nut all the way down but do not tighten it.

-- Insert the headlamp housing, at the same time the securing tab -2- must engage in the mount -1- on the lock carrier -arrow-.

Courtesy of AUDI

-- Connect the connector -4-.

Courtesy of AUDI

-- Align the headlamp housing with the edge of the fender and tighten the bolt -2-.

• The headlamp housing must be flush with the fender.

-- Tighten the bolts -1, 5, 6 and 7-.

TIP:

Tightening the bolt -5- automatically turns the adjusting nut on the adjuster against the headlamp housing mounting point and secures the housing.

-- Connect the connector -3-.

Fig 1: Identifying Connector

Courtesy of AUDI

-- Attach the connector -1- to the crash sensor until it clicks into place -arrow-.

-- Push in the connector lock -2- to secure the connector.

-- Push the bleeder hose on the connection.

-- If the headlamp housing was replaced, the Right/Left LED Headlamp Power Output Module 1 -A27- / -A31- must be adapted to the new headlamp housing. In the following program the BCI code for the new headlamp housing and the BCI code for the Left and Right Daytime Running Lamp and Position Lamp LED Module -L176- / -L177- must be entered. The BCI codes are located on the headlamp housing and on the daytime running lamp LED module and the Right and Left Daytime Running Lamp and Position Lamp LED Module -L176- / -L177-. They must be read and recorded before installing.

Procedure

-- Connect the Vehicle Diagnostic Tester.

-- Select the Diagnostic  mode and start the diagnosis.

-- Select the Test plan  tab.

-- Select the Select individual test  button and select the following tree structure consecutively:

• Diagnostic-capable systems
• 00D6/00D7 - Left/right light control 2- A31/A27
• 00D6/00D7 - Left/right light control 2, functions
• 00D6/00D7 - Starting headlamps

-- Start the selected program and follow the instructions on the Vehicle Diagnostic Tester display.

-- Adjust the headlamp. Refer to HEADLAMP, ADJUSTING .