Mot 1654: Renault Upd

Decoding Renault Fault Code DF1654 (MOT 1654): Causes, Symptoms, and Solutions

• Use a hand vacuum pump on the turbo actuator.
• The actuator rod should start moving at ~200 mbar and be fully extended by 800 mbar.
• If stuck or jerky → Stuck vanes or failed actuator.

You will rarely see MOT 1654 without some driveability issues. Here is what drivers typically report:

Hence the search: “MOT 1654 Renault” — people are searching for why their car failed the MOT due to this code. mot 1654 renault