Mot 1654 Renault May 2026

"MOT 1654 Renault" is not a car. It is a conversation between your Renault’s ECU and the MOT emissions tester. It is the ghost of clogged diesel soot or a tired solenoid.

The good news? Unlike the electronic handbrake failures or steering rack issues that plague these cars, code 1654 is usually cheap to fix. Buy some brake cleaner, check your vacuum hoses, and you will likely pass your retest with flying colours.

Have you wrestled with a P1654 on your Renault? Tell us your horror story (or simple fix) in the comments below.

Disclaimer: This post is for informational purposes. Always consult a qualified mechanic or the official Renault technical documentation for your specific VIN. mot 1654 renault

Keyword Focus: MOT 1654 Renault

If you own a modern Renault—whether it’s a Clio, Megane, Captur, Kadjar, or Scenic—you have likely plugged a diagnostic tool into the OBD2 port at some point. Among the sea of alphanumeric codes that can appear, one stands out for its ambiguity and its direct link to vehicle compliance: MOT 1654 Renault.

For many drivers and even some mechanics, this code causes unnecessary panic. Does it mean an instant MOT failure? Is it a sensor error? Or is it a deep-seated engine management fault? "MOT 1654 Renault" is not a car

In this article, we will dissect everything you need to know about the MOT 1654 Renault code. We will cover its technical definition, its impact on the UK MOT test, common symptoms, diagnostic steps, and the exact repair procedures to get your Renault back on the road legally and safely.

A: For a petrol injector fault – no. Unburnt fuel can wash the cylinder walls, destroy the catalytic converter, and cause a fire. For a diesel EGR fault – yes, short-term, but expect reduced performance and limp mode.

Here is the catch that many classic Renault owners miss. Disclaimer: This post is for informational purposes

Under current UK rules, vehicles manufactured before 1 January 1984 are exempt from the annual MOT test. Since MOT 1654 dates to the mid-1960s, your Renault is likely MOT-exempt.

However, exemption does not mean "exempt from roadworthiness." You still must keep the vehicle in a safe condition. If you are stopped by the police or involved in an incident, you can face severe penalties if the car is deemed dangerous.