Need Help?

2003 Infiniti Q45 Base Luxury Sedan

2003 Infiniti Q45
Trim Info:
Rear-Wheel Drive, 4 Door Sedan, Mid-Size
17 mpg city / 23 mpg hwy
Other Trims
Do you own this car?
Estimated Mileage
 Miles
Enter current mileage for most
accurate info about this vehicle


Track Your Service Records
Get Recall Alerts
Get Updated Value Estimates on Your Car.

Ask the Community

Ask Our Auto Mechanics

Ask our panel of certified mechanics a question. We pay for their advice so you don't have to.

Enter a Question:
Details:
Which Car is This Question About?

Recent Questions

how do you test the ignition coils to see which one is bad?
how do you test the ignition coils to see which one is bad?
Read More
Asked by   January 20, 2009, 6:31 pm 1 reply
bought new battery 1 week ago, car is dead in mornings,
bought new battery 1 week ago, car is dead in mornings, absolutley no power, also fuel pump went out & cant get it to a garage. Are there places who will come get car and not charg...
Read More
Asked by   January 14, 2009, 9:46 am 1 reply
My transmission sounds kind of loud.I can tell when it
My transmission sounds kind of loud.I can tell when it shifts from 1st gear to 2nd. Do I need to get it serviced?
Read More
Asked by Tania B January 10, 2009, 3:04 pm 1 reply
HOW MANY COILS DOES MY 1992 INFINTY Q45 HAVE
HOW MANY COILS DOES MY 1992 INFINTY Q45 HAVE
Read More
Asked by Jorge O January 2, 2009, 12:47 pm 1 reply
how hard is replacing AC airfilter?
how hard is replacing AC airfilter?
Read More
Asked by Karl F December 24, 2008, 9:57 am 1 reply
car not starting secirity flashing
car not starting secirity flashing
Read More
Asked by Carolyn O November 19, 2008, 3:35 pm 1 reply
My brake lights on my 1990 Nissan Infiniti Q45 will not
My brake lights on my 1990 Nissan Infiniti Q45 will not work. The bulbs are fine. The fuse blows each time I press the brake. Also in order to shift into reverse or drive I have to...
Read More
Asked by Chrissy  October 14, 2008, 4:25 pm 1 reply
1 2 3 4 5 




My Auto Score

See the free AutoCheck score

Meet The Experts
Kim Perrin
Kim Perrin is our resident mechanic here at DriverSide. Kim worked as…
Tyler Orr
Tyler Orr is an expert in German and Japanese cars and has been a mechanic …
Elizabeth Kriesten
Elizabeth Kriesten worked as an automotive technician for several years at Dodge…
Tips on Servicing

Car Brakes: How Do You Know When to Change Them?

By Zach Bowman For those who suffer a daily commute through heavy traffic, your vehicle's braking system can bring thousands of pounds of metal, plastic and empty Starbucks cups to a stop hundreds of times before you get to work. It goes without saying that these pieces wear out, but they do so slowly, meaning you may not notice they need attention until ...

Read more…