Mot — 1654 Renault Exclusive
Renault engines are known for their compact engine bays. The low-profile cup design of the
The Mot. 1654 is an "exclusive" tool in the sense that it is a proprietary design intended for Renault-specific engine components to ensure precision and prevent damage during maintenance.
If you are trying to identify your engine for parts or an MOT: mot 1654 renault exclusive
Renault specifies that repair methods in their technical documents are based on the use of these specialized tools.
: The fluted layout interlocks tightly with the OEM housing to prevent rounding off the plastic edges. Renault engines are known for their compact engine bays
Attempt to rotate the crankshaft gently in both directions. If the MOT 1654 is seated correctly, the crankshaft should remain completely immobile. You can now safely proceed with removing the timing tensioners and belt. Maintenance, Storage, and Safety Protocols
: Attach your socket wrench extension. Spin counter-clockwise to break the initial factory seal. If you are trying to identify your engine
Cars meeting the 1654 directive were early adopters of closed-loop catalytic converters. However, the lambda sensors on the J7R (2.2-litre) and Z7U (V6) engines have a lifespan of just 50,000 miles.
“My 2006 Renault Laguna III Exclusive 2.0 dCi showed MOT 1654 for six months. Three mechanics said ‘replace the injectors.’ I replaced the fuel pressure regulator for $90, and the code never came back.” —