Some vehicle configurations are equipped with headlight range height sensors

Shock absorber noise (diagnostics) Renault Megan 2

Each shock absorber replacement must be justified by the results of the diagnostics below

Cars equipped with the "hands-free" system have presence sensors and antennas for opening body elements for card recognition:

Heated oxygen sensors

Heated oxygen sensors are switched on by the ECU under the following conditions:

Remove

Disconnect the wires from the battery terminals, starting with the negative terminal

Removing and installing catalytic converter (F4R engine)

To remove the pre-catalytic converter, remove the engine