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Nissan Qashqai

K9K 1.5L 115 hp Automatic Front-wheel drive 2017–2021
– Be Careful
Engine K9K – Be Careful 4,540–15,350 €

Renault-Nissan 1.5 dCi diesel engine — fitted in millions of vehicles. Fundamentally solid, but EGR valve and injectors are weak points.

Fun Factor? Not Really

Facelift, diesel stays diesel

117 hp diesel — refreshed outside, same inside. Fun factor: none.

Engine Weaknesses 6

!! High-pressure pump metal contamination — total fuel system failure

The K9K high-pressure pump can generate metal swarf that contaminates the entire fuel system. Pump, all four injectors, fuel lines, and tank must all be replaced.

Symptoms: Engine failure, starting difficulties, black smoke, metal particles visible in fuel filter.

2,000–5,000 € from 150,000 km
!! Timing belt breaks prematurely — injection pump

The K9K timing belt can break prematurely if the injection pump is not correctly aligned. Misalignment causes the belt to fray at the edge and snap well before the replacement interval. Engine damage as it is an interference engine.

Symptoms: Belt noise, visible edge wear on timing belt, sudden engine shutdown

400–600 € from 130,000 km
!! EGR valve clogged with soot

The K9K EGR valve clogs with soot deposits, especially during frequent short-trip driving. A stuck valve causes power loss and increased consumption.

Symptoms: Power loss, rough running, increased fuel consumption, check engine light with EGR fault code.

150–600 € from 80,000 km
!! Diesel particulate filter clogs with short-trip driving

The K9K DPF does not regenerate sufficiently during frequent short-trip driving and clogs up. First problems often arise between 50,000 and 80,000 km.

Symptoms: DPF warning light, power loss, black smoke, regeneration cycles fail, vehicle enters limp mode.

600–2,000 € from 70,000 km
! Charge air hose splits

The K9K charge air hose splits frequently, especially on older build years (FE0C version). Newer FE1C versions are more robust. The hose often tears at clamps or pinch points.

Symptoms: Sudden severe power loss, hissing noise under load, increased fuel consumption, check engine light.

50–200 € from 80,000 km
! Camshaft sensor fails repeatedly

The K9K camshaft sensor fails repeatedly from around 100,000 km. Sporadic starting problems and rough running are the result. Aftermarket sensors often last only a short time.

Symptoms: Sporadic starting problems, engine misfires, check engine light, occasional stalling

40–150 € from 100,000 km

Vehicle Weaknesses 4

!! Gearbox CVT gearbox reliability issues

The Xtronic CVT of the J11 facelift remains a potential weak point. Shuddering and metallic noises occur at higher mileages. Regular oil changes every 50,000–60,000 km are essential.

800–5,000 € from 120,000 km
!! Suspension Suspension wear — control arms and tie rods

Control arms, tie rod ends and rubber bushes wear at higher mileages. MOT testers find these faults regularly. Suspension components should be carefully checked on vehicles over 100,000 km.

300–700 € from 100,000 km
! Electronics Headlights MOT failures

Headlights on the Qashqai J11 FL are frequently flagged at MOT. Dirty or yellowed lenses and incorrectly aimed beams are typical.

50–600 € from 80,000 km
! Rust Underbody corrosion on suspension components

Rust sets in on suspension components and underbody fasteners, particularly on vehicles from salt-belt regions. The factory underbody protection is often insufficient for Central European winter conditions.

150–500 € from 70,000 km

Reports & Tests

nhtsa_complaints NHTSA Complaint Summary 2026-03
Below Average

334 owner complaints filed with NHTSA (2017–2021). Most reported: Engine (76), Electrical (70), Other (65).