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Infiniti Q45 2004

The 2004 Infiniti Q45 has a 4.5 L engine. It gets 18 MPG combined (16 city, 22 highway), per the EPA. 2 recall campaigns and 7 owner complaints are on record.

Midsize Cars Rear-wheel (RWD)
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Infiniti Q45
Representative photo of the Q45. It may show a different year or version. Photo: — · Public domain · Wikimedia Commons · resized and cropped

Specs

Engine
4,500 cc
8
Cylinders8
TransmissionAutomatic · 5 speeds
DrivetrainRear-wheel (RWD)
Dimensions (L × W × H)5,070 × 1,840 × 1,490 mm (199.6 × 72.4 × 58.7 in)
Wheelbase2,870 mm (113.0 in)
Curb weight1,804 kg (3,977 lb)
Body styleMidsize Cars

Dimensions and weight: Canada's official specifications (NHTSA vPIC).

For sale in United States

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Safety

Crash-test results across markets. They can vary by version and equipment.

NHTSA NCAP
Results · 2004 Infiniti Q45 4-DR. w/SAB
🇺🇸 Local data

Fuel economy (MPG)

🇺🇸 Local data
City
16 MPG
Highway
22 MPG
Combined
18 MPG
Emissions
307 g/km
COâ‚‚

Recalls

2 campaigns🇺🇸 Local dataNHTSA
AIR BAGS:SIDE/WINDOW 12V079000 · 2012-02-28 · NHTSA
Consequence · Remedy

NON-DEPLOYMENT OF SIDE AIR BAGS COULD INCREASE THE RISK OF PERSONAL INJURY.

NISSAN WILL NOTIFY OWNERS, AND DEALERS WILL MODIFY THE WIRING CONNECTOR, FREE OF CHARGE. THE SAFETY RECALL BEGAN ON MARCH 19, 2012. OWNERS MAY CONTACT NISSAN CUSTOMER SERVICE AT 1-800-647-7261.

EXTERIOR LIGHTING:BRAKE LIGHTS:SWITCH 04V497000 · 2004-10-13 · NHTSA
Consequence · Remedy

IF THIS OCCURS, THE BRAKE LIGHTS WILL NOT ILLUMINATE WHEN THE BRAKE IS APPLIED, WHICH COULD RESULT IN A CRASH.

DEALERS WILL REPLACE THE BRAKE LAMP SWITCH. THE RECALL BEGAN ON OCTOBER 25, 2004. OWNERS SHOULD CONTACT INFINITI AT 1-800-662-6200.

Common problems

7 reports🇺🇸 Local data

Reported by owners to the source below. It is not a verdict on this car: it is what people wrote.

STEERING,STRUCTURE 2019-01-31 · NHTSA

TL* THE CONTACT OWNS A 2004 INFINITI Q45. THE CONTACT STATED THAT THE VEHICLE'S FRAME WAS CORRODED. THE VEHICLE WAS INCLUDED IN NHTSA CAMPAIGN NUMBER: 11V244000 (STEERING, SUSPENSION). THE MANUFACTURER STATED THAT THEY WOULD NOT PAY FOR THE REPAIR. THE DEALER WAS NOT CONTACTED. THE CONTACT KEPT THE VEHICLE PARKED AND …

ENGINE 2017-05-08 · NHTSA

TL* THE CONTACT OWNS A 2004 INFINITI Q45. THE CONTACT STATED THAT WHILE DRIVING AT 40 MPH, THE ENGINE STALLED WHILE THE SERVICE ENGINE SOON WARNING LIGHT AND ANOTHER UNKNOWN LIGHT ILLUMINATED. THE VEHICLE WAS ABLE TO RESTART. THE CONTACT STATED THAT THE VEHICLE FAILED TO ACCELERATE AFTER THE FAILURE OCCURRED. THE VEHI…

STEERING,ELECTRICAL SYSTEM,ENGINE 2014-09-23 · NHTSA

I WAS DRIVING AND DASHBOARD LIGHTS CAME ON, THEN VEHICLE CUT OFF ON THE HIGHWAY. I ASSUMED IT WAS A BAD ALTERNATOR, BUT IT WAS A DEFECTIVE CRANK SENSOR. *TR

ELECTRICAL SYSTEM,EXTERIOR LIGHTING 2012-01-11 · NHTSA

MY LOW BEAM HEADLAMP SYSTEM HAS NOW FAILED AT TWO SEPARATE TIMES, BOTH DURING NIGHTTIME DRIVING. THE FIRST WAS ON NOVEMBER 2, 2009, AT 37,600 MILES, THE LEFT HID BALLAST FAILED; NISSAN REPAIRED THE FAILURE UNDER WARRANTY ALTHOUGH ITS TIME-PORTION HAD EXPIRED. THE SECOND FAILURE WAS AT 47,600 MILES ON DECEMBER 1, 2011.…

SERVICE BRAKES, HYDRAULIC,ELECTRICAL SYSTEM,EXTERIOR LIGHTING,SEATS 2010-10-04 · NHTSA

2004 INFINITI Q45 LEMON THIS AUTOMOBILE HAS AN IN-SERVICE DATE OF 12-17-04, PURCHASED BY ME ON 02-08-08 AT 26,670 MILES WITH 10 MONTHS REMAINING ON THE TIME WARRANTY THAT'S EXPIRED. IT WAS RETURNED TO MAJOR INFINITI ON 09-29-10 WITH 42,171 MILES ^0,000 WARRANTY) AND AN INOPERATIVE DRIVER'S SEAT (NO REAR/…

VEHICLE SPEED CONTROL 2005-08-12 · NHTSA

DT:THE CONSUMERS VEHICLE HAS A CRUISE CONTROL THAT HAS A CHIP THAT IF A CAR GETS TOO CLOSE TO IT SLOWS DOWN. WHEN DRIVING ON THE HIGHWAY AND SOMEBODY CUTS THE CONSUMER OFF IT FEELS LIKE SOMEONE STEPPED ON THE BRAKE DUE TO AN ABRUPT DROP IN SPEED. CONTACTED MANUFACTURER, THEY SAID CAN'T SEPARATE THEM BECAUSE IT O…

VEHICLE SPEED CONTROL 2004-12-21 · NHTSA

THE CONSUMER BELIEVES THAT THE LASER CONTROLLED CRUISE CONTROL COULD BE A POTENTIAL SAFETY ISSUE TO AN UNWARY DRIVER. *NM THE SYSTEM DOES NOT WORK IN THE RAIN OR WHEN DRIVING INTO THE SUN AT SUNSET. THE SYSTEM ACTIVATES THE BRAKES WHILE PASSING OTHER VEHICLE AND THERE IS NO AUDIBLE ACKNOWLEDGEMET WHEN THE SYSTEM SL…

All 7 reports, grouped by component

Questions

What engine does the 2004 Infiniti Q45 have?
The 2004 Infiniti Q45 has a 4.5 L engine.
What is the fuel economy of the 2004 Infiniti Q45?
It gets 18 MPG combined (16 city, 22 highway), per the EPA.
Does the 2004 Infiniti Q45 have recalls?
2 recall campaigns are on record. The latest concerns Air Bags (2012-02-28).
What are the common problems of the 2004 Infiniti Q45?
7 owners have filed complaints, most often about Vehicle Speed Control.

Other years

Other models by Infiniti

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