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2007 Alfa Romeo 159

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By Research the Car 5 min read

Introduction:

The 2007 Alfa Romeo 159 is a compact executive car available with various engine and transmission options, including a 1.8L I4 engine paired with a 5-speed manual transmission or Q-Tronic 6-speed automatic transmission, a 2.2L I4 engine with a 6-speed manual transmission, a 3.2L V6 engine paired with a 6-speed manual transmission or Q-Tronic 6-speed automatic transmission, and a 2.4L I5 diesel engine with a 6-speed manual transmission. The 1.8L I4 engine produces 140 horsepower and 121 lb-ft of torque, while the 2.2L I4 engine produces 185 horsepower and 162 lb-ft of torque. The 3.2L V6 engine delivers 260 horsepower and 232 lb-ft of torque, and the 2.4L I5 diesel engine provides 200 horsepower and 325 lb-ft of torque. Owners have generally been satisfied with the performance and handling of the 159, and its sleek Italian styling also receives praise. However, like most vehicles, it is not without its potential issues.

Engine

1.8L I4

  • Cam Phaser Failure:
    • Description/Symptoms: The cam phaser responsible for controlling the timing of the camshaft can fail, leading to reduced engine performance, stalling, and difficulty starting.
    • Solution: Replacement of the cam phaser. Estimated Cost to Fix: $500 - $1,000+
    • Recalls: None Found
  • Spark Plug Fouling:
    • Description/Symptoms: Fouled spark plugs can cause misfiring, rough idling, and reduced fuel efficiency.
    • Solution: Replacing the spark plugs. Estimated Cost to Fix: $100 - $200

2.2L I4

  • Timing Chain Tensioner Failure:
    • Description/Symptoms: The timing chain tensioner may fail, causing a rattling noise from the engine and potentially leading to more severe engine damage if not addressed promptly.
    • Solution: Replacement of the timing chain tensioner. Estimated Cost to Fix: $400 - $800+
  • Crankshaft Sensor Failure:
    • Description/Symptoms: A faulty crankshaft sensor can cause engine starting issues, irregular engine idling, and reduced performance.
    • Solution: Replacement of the crankshaft sensor. Estimated Cost to Fix: $300 - $500

3.2L V6

  • Intake Manifold Gasket Failure:
    • Description/Symptoms: The intake manifold gasket may fail, causing vacuum leaks and leading to rough idling, reduced power, and increased emissions.
    • Solution: Replacing the intake manifold gasket. Estimated Cost to Fix: $400 - $600
  • Thermostat Failure:
    • Description/Symptoms: A faulty thermostat can result in overheating or underheating of the engine, affecting its performance and potentially leading to long-term damage.
    • Solution: Replacement of the thermostat. Estimated Cost to Fix: $200 - $300

2.4L I5 Diesel

  • Injector Failure:
    • Description/Symptoms: Fuel injector failure can cause rough idling, reduced power, and increased fuel consumption.
    • Solution: Replacement of the faulty injector(s). Estimated Cost to Fix: $300 - $500+
  • EGR Valve Failure:
    • Description/Symptoms: A faulty EGR valve can cause increased emissions, reduced engine performance, and potential engine damage if not addressed.
    • Solution: Replacement of the EGR valve. Estimated Cost to Fix: $400 - $600

Transmission

5-Speed Manual

  • Clutch Failure:
    • Description/Symptoms: Clutch wear or damage can lead to slipping, making it difficult or impossible to engage gears.
    • Solution: Replacement of the clutch assembly. Estimated Cost to Fix: $800 - $1,200+
  • Shifter Linkage Problems:
    • Description/Symptoms: Worn-out or damaged shifter linkage can result in difficulty shifting gears or shifting into the wrong gear.
    • Solution: Replacement of the shifter linkage. Estimated Cost to Fix: $300 - $500

6-Speed Manual

  • Synchronizer Wear:
    • Description/Symptoms: Worn-out synchronizers can make it difficult to shift gears smoothly, causing grinding or resistance.
    • Solution: Replacement of the synchronizers. Estimated Cost to Fix: $600 - $800+
  • Transmission Mount Failure:
    • Description/Symptoms: Failure of the transmission mount can cause excessive noise, vibration, and potential damage to other transmission components.
    • Solution: Replacement of the transmission mount. Estimated Cost to Fix: $200 - $400

Q-Tronic 6-Speed Automatic

  • Torque Converter Failure:
    • Description/Symptoms: A faulty torque converter can cause shuddering, slipping, and loss of power during acceleration.
    • Solution: Replacement of the torque converter. Estimated Cost to Fix: $1,000 - $1,500+
  • Solenoid Failure:
    • Description/Symptoms: Faulty solenoids can affect gear selection and shift quality, causing harsh shifts or delayed engagement.
    • Solution: Replacement of the faulty solenoid(s). Estimated Cost to Fix: $300 - $500+

Suspension

  • Front Control Arm Bushings:
    • Description/Symptoms: Worn-out control arm bushings can cause clunking noises, reduced handling precision, and uneven tire wear.
    • Solution: Replacement of the control arm bushings. Estimated Cost to Fix: $400 - $600
  • Rear Shock Absorber Mount Corrosion:
    • Description/Symptoms: Corrosion of the rear shock absorber mount can lead to premature failure of the shock absorber and potentially compromise ride quality.
    • Solution: Replacement of the affected component(s). Estimated Cost to Fix: $500 - $700+

Electrical

  • Battery Drain:
    • Description/Symptoms: A parasitic drain on the battery can lead to difficulty starting the vehicle or complete battery failure.
    • Solution: Identifying and fixing the source of the drain, which could involve various components or accessories. Estimated Cost to Fix: Varies depending on the cause
  • Alternator Failure:
    • Description/Symptoms: A faulty alternator can prevent the battery from charging while driving, leading to potential stalling and electrical system issues.
    • Solution: Replacement of the alternator. Estimated Cost to Fix: $400 - $600+

Exterior

  • Headlight Condensation:
    • Description/Symptoms: Moisture buildup inside the headlight assemblies can cause fogging and reduced visibility at night.
    • Solution: Resealing the headlights to prevent moisture ingress. Estimated Cost to Fix: $200 - $400
  • Paint Peel:
    • Description/Symptoms: In some cases, the paint may peel or chip off, particularly on the front bumper or other exposed areas.
    • Solution: Touch-up painting or repainting the affected area. Estimated Cost to Fix: $200 - $1,000+

Interior

  • Instrument Cluster Failure:
    • Description/Symptoms: The instrument cluster may experience issues such as flickering or complete failure, affecting vital information like speed and fuel level.
    • Solution: Replacement or repair of the instrument cluster. Estimated Cost to Fix: $400 - $600+
  • Power Window Failure:
    • Description/Symptoms: Power window motors or switches may fail, preventing windows from being opened or closed properly.
    • Solution: Replacement of the faulty motor or switch. Estimated Cost to Fix: $200 - $400

Summary:

While the 2007 Alfa Romeo 159 offers impressive performance and styling, it is not immune to potential mechanical and electrical issues. The most severe and expensive issues reported for the 159 include engine cam phaser failure, transmission torque converter failure, alternator failure, and instrument cluster failure. However, it is important to note that not all vehicles will experience these issues, and the frequency and severity of problems can vary depending on multiple factors such as driving habits, maintenance practices, and the specific vehicle’s history.

Alfa Romeo, 159
Alfa Romeo 159 2007
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