Operation CHARM: Car repair manuals for everyone.

Removal and Replacement


WM 503819 Removing and installing lock support

Technical values





Preliminary work

1. Put lock carrier in service position => 503809 Loosening and fastening the lock carrier (service position) - section on "Loosening".
2. Remove charge air cooler => 214321 Removing charge air cooler - section on "Removing"

Removing lock support

Removing lock carrier





Installation position of lock carrier

1. Unscrew radiator module.
1.1. Remove upper fastening screws -3- on radiator module -arrows- and secure radiator module -1- onto vehicle to prevent it from tipping over or falling.





Unscrewing radiator module

1.2. Release fastening clamp -2- on the left and right and remove -arrow-.





Unscrewing radiator module

1.3. Remove plastic guide element -1- on the left and right -arrow-.
1.4. Release plug connection at the headlight mount on the left and right -arrow A- and pull off -arrow B-





Disconnecting plug connection at the headlight mount

2. Remove service fastening screws.
2.1. Get a second worker to prevent lock carrier from falling.
2.2. Remove service fastening screws -4- ( -arrows- ).





Removing service fastening screws

3. Remove lock carrier.
3.1. Remove lock carrier -2- by pulling it towards the front -arrow-.





Removing lock carrier

Installing lock support

Installing lock carrier





Installation position of lock carrier

1. Install lock carrier.
1.1. Position lock carrier -2- from the front -arrow-.





Installing lock carrier

2. Screw in service fastening screws.
2.1. Get a second worker to prevent lock carrier from falling.
2.2. Screw in and tighten service fastening screws -4- ( -arrows- ).





Screwing in the service fastening screws

3. Fasten radiator module.
3.1. Connect plug connection at the headlight mount on the left and right -arrow- , until the plug connection engages securely.





Connecting plug connection at the headlight mount

3.2. Slide radiator module -1- into the fastening fork on the lock mount.





Inserting radiator module

3.3. Install plastic guide element -1- on the left and right -arrow-.





Fastening radiator module

3.4. Fit fastening clamp -2- on the left and right and hook in -arrow-.
3.5. Screw in upper fastening screws -3- of radiator module -arrows- and tighten to the specified tightening torque => Tightening torque: 6.5 Nm (5 ftlb.)+/-1.0 Nm (+/-0.5 ftlb.).





Fastening radiator module

Subsequent work

1. Install charge air cooler => 214323 Installing charge air cooler - section on "Installing".
2. Put lock carrier in assembly position => 503809 Loosening and fastening the lock carrier (service position) - section on "Fastening".