Mot 1654 Renault -

: Modern engine bays are often cramped, and standard universal wrenches may not have the clearance required.

MOT 1654 Renault is a turbo overboost code nearly always caused by a vacuum leak or stuck vanes. Diagnose systematically, clean or replace the cheap parts first, and avoid the new-turbo trap. Your wallet – and your Laguna – will thank you. mot 1654 renault

The code is most rampant on the with the 1.9 dCi 120hp or 130hp unit, but it can appear on any Renault with a vacuum-controlled variable geometry turbocharger (VGT). : Modern engine bays are often cramped, and

In some specific cases, particularly with the 1.5 dCi engines, a failing fuel injector can cause misfires or irregular combustion. If the engine is misfiring slightly, the torque output drops momentarily, confusing the ECU and triggering the "Invalid Torque Signal." Your wallet – and your Laguna – will thank you