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2006 Lexus IS250

2006 Lexus IS250

Overview

The 2006 Lexus IS250 is generally regarded as a reliable vehicle, reflecting Lexus’s commitment to quality and durability. This generation of the IS model, particularly with its standard powertrain, offers a solid ownership experience. While no vehicle is entirely without potential issues, the IS250 tends to perform well in terms of mechanical longevity and build quality. Owners can expect a dependable car with proper maintenance, though like any vehicle, certain components may require attention over time. This analysis focuses on documented common issues beyond routine maintenance.


Engine

2.5L V6 (4GR-FSE)

Carbon Buildup

  • Symptoms: Rough idle, reduced power, potential misfires, check engine light.
  • Solution: Regular intake valve cleaning, using quality fuel, and sometimes manual cleaning of carbon deposits.
  • Cost: $300 - $800

Oil Leaks (Valve Cover Gaskets)

  • Symptoms: Visible oil on engine components, burning oil smell, low oil level.
  • Solution: Replacement of valve cover gaskets.
  • Cost: $400 - $700

Transmission

6-Speed Automatic (A960E)

No widespread issues reported.

  • Symptoms: N/A
  • Solution: N/A
  • Cost: Varies

6-Speed Manual (RA62)

No widespread issues reported.

  • Symptoms: N/A
  • Solution: N/A
  • Cost: Varies

Suspension

Standard Chassis

No widespread issues reported.

  • Symptoms: N/A
  • Solution: N/A
  • Cost: Varies

Electrical

Standard Electrical System

Key Fob Battery Drain

  • Symptoms: Key fob stops working intermittently or requires frequent battery replacement.
  • Solution: Replacement of key fob battery, potential reprogramming if issues persist.
  • Cost: $5 - $20 (battery), $50 - $150 (reprogramming)

HVAC Blower Motor Resistor Failure

  • Symptoms: HVAC fan only works on highest setting or not at all.
  • Solution: Replacement of the blower motor resistor.
  • Cost: $100 - $250

Exterior

Standard Exterior

No widespread issues reported.

  • Symptoms: N/A
  • Solution: N/A
  • Cost: Varies

Interior

Standard Interior

No widespread issues reported.

  • Symptoms: N/A
  • Solution: N/A
  • Cost: Varies

Summary Verdict

The 2006 Lexus IS250 is a strong contender in the luxury sedan segment for reliability. The 2.5L V6 engine, while generally robust, can be prone to carbon buildup and occasional oil leaks from valve cover gaskets, which are manageable with timely maintenance. Both the automatic and manual transmissions have proven to be durable with no significant widespread issues reported. The suspension, electrical system (minor issues like key fob battery drain and HVAC resistor failure), exterior, and interior components also demonstrate good reliability. Overall, the IS250 offers a dependable and enjoyable ownership experience, characteristic of the Lexus brand, provided routine maintenance is followed.

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