Table of contents: Removal ↓ Installation ↓
Removal
Disconnect the battery ground wire with the ignition off. Lift the floor mat on the left side of the car. Turn the clamps "1...3" counterclockwise and remove the top cover.
Unscrew nut "3" from the "positive" wire. Unlock clamps "2" and "4" and remove the 3-socket relay block "1" upwards from under the floor "arrow". Unclip the fuse blocks on the plug-in block. Remove the relay, control units, and then the corresponding relay board.
Installation
Installation in reverse order, while it is necessary to connect the battery. Tightening torque. Positive wire to the relay unit: 9 Nm.