Subframe
Subframe
• Removing and installing the right subframe is described here. Removing and installing the left subframe is identical.
• Bolts - 3 - have a left-hand thread.
• The subframe on a 2-door vehicle and 4-door vehicle is identical. The door on a 2-door vehicle has an additional cover.
• The subframe has a crash sensor. Be sure to follow all the safety precautions when working with pyrotechnic components.
The window regulator, window regulator motor and the speaker are attached to the subframe.
The subframe and the window regulator are attached to each other and cannot be separated.
The subframe can be removed only if the door window is detached at the clamping screws on the window regulator.
If it is not possible to drive down the door window by the electrical window regulator, first the exact cause of malfunction must be determined.
Check the comfort system DTC memory with Vehicle Diagnostic Tester for the Comfort System DTC memory.
If electrical malfunction is present, repair this malfunction first.
If there is an electrical malfunction due to window regulator motor, it can be unscrewed from subframe and door window can be slid by hand into the necessary work position.
Removing
• The bolts - 3 - have a left-hand thread.
- Remove front door trim..
- Pry out cover caps - 6 -.
- Lower the door window - 2 - until the screws - 3 - are accessible.
- Loosen the screws - 3 - (left-hand thread) but do not remove and press the clamping brackets apart.
- Lift the door window - 1 - and secure it, for example, with adhesive tape.
• On one series of vehicles, up to 3 clips have been replaced by rivets.
• These rivets are being replaced by clips again at installation.
- Open the catches - arrow a - and pull off the protective sleeve - 3 -.
- Open the locking mechanism on the connector by pivoting it downward - arrow b - and disconnect the connector.
- Disconnect the connectors on the door lock and the speaker - 5 -.
- Remove the caps - 6 - and remove the screws - 7 -.
- Remove the clips - arrows - with pliers - 8 - - arrow c -.
- Disconnect the connector on the window regulator motor for the exterior mirror - 7 -.
- Remove the wiring harness for the exterior mirror - 4 -.
- Move the subframe - 1 - upward just a little - arrow a -.
- Remove the subframe - 1 - and the window regulator - 5 - at an angle - arrows b - from the door.
- Remove the wiring harness - 2 - from the mount - 3 -.
- When pulling out subframe - 1 -, guide out wiring harness - 2 - accordingly.
Installation
- Insert subframe upward - arrow a - at an angle into door.
- Pull the connector - 3 - through the door and secure the wire holder - 2 -.
- Pull the cable - 7 - through the subframe. Make sure the grommet fits correctly.
- Push the subframe - 1 - at the lower area on the door - arrow b -.
- Route the wires - 4 - on the subframe.
- Connect the electrical connectors - 5 and 8 -.
• Press the subframe firmly against the door when installing the clips.
• Gently push in the pins on the clips so that the subframe seal fits correctly.
• It will be difficult to install the clips with the subframe is not pressed firmly against the door.
• The clips will get caught and the seal will not fit properly. This means the door will not be sealed.
• On one series of vehicles, up to 3 clips have been replaced by rivets.
• These rivets are being replaced by clips again at installation.
- Press the subframe firmly - 1 - against the door.
- Mount the clips - arrows - and press the pins in.
- Tighten the screws - 7 - to 8 Nm.
- Install the door window. Refer to => [ Front Door Window ] Front Door Window.
- Connect the electrical connectors - 3 and 5 -.
- Continue by performing the steps used in removal in reverse order.
• A function test must be performed before door trim is installed.