KNOWN FAULTS · Renault

Renault Fluence 1.5 dCi (K9K) common problems.

2009–2016 · Diesel

Sources are not verified in real time and no entry confirms that your car is affected.

2 known faults with sources

1.5 dCi timing belt or pulley failureValve timing

Engine / equipment: 1.5 dCi (K9K)
Period mentioned: 2009–2011
Symptoms: Noise or squeal around the belts; if the timing belt breaks, the engine stops suddenly and can be badly damaged.
Possible cause described: On 2009–2011 engines, pulleys and timing or auxiliary belts were reported to break.
Check for the garage: Keep to the timing-belt interval and always replace the full kit (belt, rollers and pulleys); check the auxiliary belt and its pulley.
Cost cited in the source: No verified estimate; ask the garage for a timing-kit quote.A rough figure from the original database, not an up-to-date quote.

Clogged particulate filter on the 1.5 dCiExhaust and emissions

Engine / equipment: 1.5 dCi (K9K) with particulate filter
Period mentioned: 2010 onwards
Symptoms: Particulate-filter or emissions warning, limp mode with loss of power and frequent regenerations.
Possible cause described: The filter clogs, especially on cars that mostly make short town trips and never complete a regeneration.
Check for the garage: Read the soot load with a diagnostic tool, run a forced regeneration at the garage and check the differential-pressure sensors and EGR. Make long road trips now and then.
Cost cited in the source: No verified estimate; from a regeneration to replacing the filter.A rough figure from the original database, not an up-to-date quote.