2006 INFINITI Q45

Introduction:

The 2006 INFINITI Q45 is a full-size luxury sedan known for its spacious interior, smooth ride, and powerful engine options. It is available with two engine options: a 4.5-liter V8 paired with a 5-speed automatic transmission or a 5.6-liter V8 paired with a 6-speed automatic transmission.

Engine

4.5-liter V8 with 5-speed Automatic Transmission

Rear Main Seal Leak:

• Description/Symptoms: Leaking oil from the rear of the engine
• Solution: Replace the rear main seal
• Estimated Cost to Fix: $300 - $600

5.6-liter V8 with 6-speed Automatic Transmission

Timing Chain Tensioner Failure:

• Description/Symptoms: Rattling or ticking noise from the engine, reduced engine power
• Solution: Replace the timing chain tensioner
• Estimated Cost to Fix: $1,200 - $1,800
• Recalls: N/A

Transmission

5-speed Automatic Transmission:

No Issues Found

6-speed Automatic Transmission:

Shift Solenoid Failure:

• Description/Symptoms: Transmission slipping or refusing to shift gears
• Solution: Replace the shift solenoid
• Estimated Cost to Fix: $400 - $700

Suspension

No Issues Found

Electrical

No Issues Found

Exterior

No Issues Found

Interior

Faulty Climate Control Panel:

• Description/Symptoms: Control panel stops working, climate control settings cannot be adjusted
• Solution: Replace the climate control panel
• Estimated Cost to Fix: $500 - $800

:Summary:

The 2006 INFINITI Q45 generally has a good reliability record, but there are a few potential issues to be aware of. The most significant issue is the timing chain tensioner failure on the 5.6-liter V8 engine, which can be costly to repair. Other issues, such as the rear main seal leak and shift solenoid failure, are less severe and less expensive to fix. Overall, the Q45 is a reliable vehicle with a comfortable interior and plenty of power. However, it is important to be aware of these potential issues before purchasing one.