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" 503809 Loosening and Securing Lock Carrier (Service Position).
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. Put lock carrier in assembly position -> 503809 Loosening and fastening the lock carrier (service position) - section on "Fastening" 503809 Loosening and Securing Lock Carrier (Service Position).