Kia Soul PS

Common four-cylinder diesel with common-rail injection and particulate filter. Avoid DPF regeneration on short trips — auxiliary heating and longer drives recommended.

• !! Timing chain stretches and skips from 100,000 km

  On the D4FB premature chain stretch is well known, especially on early models up to approx. 2012. At the 80,000 km service on the Ceed ED the chain was routinely checked and replaced if necessary.

  Symptoms: Rattling on cold start, fault code P0016 (cam/crank not synchronised), in the worst case engine damage from chain skip
  600–1,500 $
  Ad timing chain D4FB Ceedtiming chain 1.6 CRDi Kia24321-2A000
• !! EGR valve blocked by soot deposits from 80,000 km

  The D4FB's EGR valve tends to stick shut from soot deposits in short-trip use. A faulty EGR solenoid is easy to identify: switching on the air conditioning forces the valve closed and makes the judder disappear.

  Symptoms: Judder and hesitation under partial load, elevated emissions, engine warning light, power loss in city driving
  150–500 $
  Ad EGR valve D4FB 1.6 CRDi Kia CeedAbgasrückführungsventil 28410-2A400
• !! DPF blockage in short-trip use from 120,000 km

  The D4FB's diesel particulate filter never reaches its regeneration temperature in pure urban driving. Frequent short trips prevent active regeneration and cause blockage. Filter replacement costs approx. €1,000–3,000.

  Symptoms: DPF warning illuminated, power loss, increased fuel consumption, engine revving during forced regeneration
  800–3,000 $
  Ad DPF D4FB Kia Ceedparticulate filter 1.6 CRDi 28578-2A400

+ 3 more engine weaknesses + vehicle weaknesses

Direct-injection four-cylinder with good power output. Prone to intake valve deposits at high mileage — regular cleaning recommended.

• !! High-pressure fuel pump failed from 100,000 km

  The high-pressure fuel pump (HPFP) can wear or fail prematurely. If fuel pressure drops, starting behaviour deteriorates severely; on total failure no start is possible.

  Symptoms: Long cranking, engine barely starts, engine stalls at low rpm, fault code P0087 (fuel pressure too low)
  400–900 $
  Ad high-pressure fuel pump G4FDhigh-pressure fuel pump 1.6 GDi35320-2B100
• !! Carbon deposits on intake valves from 70,000 km

  Direct injection sprays fuel directly into the combustion chamber; intake valves are not washed. Oil carbon deposits accumulate, reducing flow and causing misfires and power loss.

  Symptoms: Rough idle, hard starting, power loss, sporadic misfires during acceleration, increased fuel consumption
  300–800 $
  Ad intake valvee G4FDblast cleaning intake valvee 1.6 GDi
• !! Timing chain noise and elongation from 130,000 km

  The timing chain can stretch with extended oil change intervals or frequent short trips. A hydraulic tensioner compensates for wear initially; extended intervals accelerate wear considerably.

  Symptoms: Rattling or clattering on cold start that subsides after warm-up; engine warning light with cam/crank fault codes
  500–1,200 $
  Ad timing chain G4FDchain tensioner 1.6 GDi Kia24321-2B600

+ 1 more engine weaknesses + vehicle weaknesses

Electric motor of the Soul EV in two generations with growing battery capacity. Simple and reliable technology — measure battery capacity with an SoH diagnostic when buying used.

No known weaknesses documented.