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2004 Infiniti Q45Problems, recalls & complaints

NHTSA has logged 7 owner complaints about the 2004 Infiniti Q45, most often about the electrical system. It is covered by 2 safety recalls.

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CarFlaw IndexNot enough dataHigher is better (0–100)
Safety recalls2Free fix at dealersOwner complaints70 with a crash, fire or injuryTypical failure mileage42kElectrical system, median miles

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through January 31, 2019. Updated daily.

Complaints by system

Where the 2004 Infiniti Q45 has problems

7 complaints grouped by the system owners reported.

Box size = number of complaints naming that system. Darker = larger share. One complaint can name more than one system.
Complaints by system
SystemComplaintsCrash, fire or injury
Electrical system30
Engine20
Exterior lighting20
Vehicle speed control20
Steering20
Seats10
Structure10
Service brakes, hydraulic10

Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.

2 recalls

2004 Infiniti Q45 recalls and how many were fixed

Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.

–no report yet

Brake lights: switch

Recall 04V-497 · Oct 13, 2004 · 96 vehicles

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

Problem, fix and repair progress →

Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with Infiniti.

Best & worst years

2004 vs. every other Q45 year

Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the Q45 median. How we score

'90'91'92'93'94'95'96'97'98'99'00'01'02'03'04'05'06
  • Avoid
  • Caution
  • Solid
  • Best
  • Not rated
NHTSA crash tests

2004 Infiniti Q45 safety ratings

2004 Infiniti Q45 4-DR. w/SAB in NHTSA's New Car Assessment Program. Photos are from NHTSA's crash tests.

  • Stability control: Standard
  • Forward collision warning: No
  • Lane departure warning: No
2 investigations

NHTSA defect investigations

Federal investigations that included the 2004 Infiniti Q45, and the recalls they led to.

  1. Non-deployment of Side Thorax Air BagsEA09005 · closed Apr 3, 2012
    Led to recall 12V-079
  2. SIDE AIR BAG NON-DEPLOYMENTPE08067 · closed Apr 1, 2009
    No recall
In owners' words

What Q45 owners report

Recent electrical system complaints filed with NHTSA, shortened. Personal details are removed.

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
Complaint 10638308 · Sep 23, 2014 · 95,000 miles
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…
Complaint 10443498 · Jan 11, 2012 · 37,600 miles
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…
Complaint 10359119 · Oct 4, 2010 · 42,173 miles

Own a 2004 Q45?

Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.