SUBFRAME With Steering Gear, Removing And Installing: Installing

WARNING: This page is about a different car, the 2024 Audi SQ7, 2024 Audi Q7, 2023 Audi SQ7, and 2023 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.

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

Pre-adjustment of the Subframe:

Fig 1: Pre-adjustment of the subframe:

Courtesy of AUDI

TIP:

Perform a pre-adjustment on the subframe if it is being replaced or if it had to be removed in order to loosen the crossbrace.

Place the subframe over the head.
Pre-install the steering gear and guide link (at the same time tighten the bolts hand-tight).
Move the arms -1- and -2- to adjust to the dimension -a-. Dimension -a- = inner edges of the holes to each other.
Mount the crossbrace and tighten it to the six rear attaching points. The crossbrace is now pre-adjusted.
Tighten the steering gear.
Tighten the crossbrace at the front two attaching points.

Dimension -a- = 738 mm

Continuation of Installation:

-- Remove the Locating Pins Locating Pins:T40327 . Refer to SUBFRAME, SECURING .

-- Install the steering intermediate shaft. Refer to STEERING INTERMEDIATE SHAFT, REMOVING AND INSTALLING .

Bonded rubber bushings have a limited range of rotation. Only tighten the suspension bolts when the vehicle is in curb weight position or at standard vehicle height.

-- Lifting the wheel bearing in curb weight position (refer to WHEEL BEARING IN CURB WEIGHT POSITION, LIFTING VEHICLES WITH COIL SPRING ) or at standard vehicle height (refer to WHEEL BEARING AT STANDARD VEHICLE HEIGHT, LIFTING VEHICLES WITH AIR SUSPENSION ).

CAUTION:

There is a risk of accident due to threaded connections that are not tightened correctly.

- Tighten threaded connections correctly before driving on public roads.

-- Install the stabilizer bar. Refer to STABILIZER BAR, REMOVING AND INSTALLING .

Overview table for when an axle alignment is needed. Refer to NEED FOR AXLE ALIGNMENT, EVALUATING .

Versions with Coil Springs:

Adjust the headlamps. Refer to HEADLAMP, ADJUSTING .
Driver Assistance Systems Front Camera, Calibrating. Refer to DRIVER ASSISTANCE SYSTEMS FRONT CAMERA, CALIBRATING .
Infrared System, Calibrating. Refer to INFRARED SYSTEM, CALIBRATING .

Versions with Air Suspension:

Readapt the standard vehicle height. Refer to STANDARD VEHICLE HEIGHT, READAPTING .