KNOWN FAULTS · Alfa Romeo

Known faults for the Alfa Romeo 147.

2000–2010 · Petrol / Diesel

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

2 known faults with sources

Engines: 1.6 / 2.0 TS (Petrol)

Phaser, oil consumption and timing belt on the Twin Spark enginesEngine

Engine / equipment: 1.6, 1.8 and 2.0 Twin Spark petrol: Alfa Romeo 147 and 156
Period mentioned: Approx. 1997–2010
Symptoms: A diesel-like clatter at idle after a cold start and less power (cam phaser); high oil consumption; with an overdue belt, a risk of serious failure.
Possible cause described: The phaser that adjusts the camshaft wears; on early engines the piston design encouraged oil consumption (changed later). Owners recommend changing the belt every 5 years or 60,000 km.
Check for the garage: Listen on a cold start; measure oil consumption (over 300 ml per 1,000 km is abnormal); check when the belt and phaser were changed.
Cost cited in the source: No verified estimate; ask the garage for a quote.A rough figure from the original database, not an up-to-date quote.

Engines: 1.9 JTD / JTDm (Diesel)

1.9/2.4 JTD intake flaps, EGR and flywheelIntake / EGR / flywheel

Engine / equipment: 1.9 JTD / Multijet (8 and 16 valves), 2.4 JTD and JTDm in Fiat, Alfa Romeo 147, 156, 159, GT and Brera, Lancia and the Opel 1.9 CDTI
Period mentioned: 1997–2012
Symptoms: Power loss, rough idle and an engine light with “swirl actuator malfunction”; soot around the intake manifold; vibration and knocks in low gears (dual-mass flywheel).
Possible cause described: On the 16-valve 1.9 and 20-valve 2.4, the intake flaps seize with EGR soot and oil, and the control rod comes off as its plastic bushes wear. The EGR fouls in town use and the dual-mass flywheel wears between 80,000 and 150,000 km. The 8-valve 1.9 has no flaps.
Check for the garage: Check the rod and flap operation on top of the manifold, read actuator codes, inspect the EGR and listen to the flywheel when starting and stopping.
Cost cited in the source: Intake manifold: €400–900 in parts; EGR cleaning: €150–250A rough figure from the original database, not an up-to-date quote.

Mileage cited in the database: 80,000–150,000 km. This is not a maintenance interval and does not predict a failure.