Total Complaints
14 filings
INFINITI Q45 · model year
14 NHTSA complaints, and 2 active recalls for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 2004INFINITIQ45 carries 14 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 0 crashes, 0 fires, 0 injuries, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.
Component-level analysis is where model-year complaints become actionable: the top complaint category for the 2004 Q45 is electrical system with 3 filings, followed by vehicle speed control:cruise control (2) and exterior lighting (2). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability. This model year has 2 active recall campaigns, which means the manufacturer is obligated to remedy the covered defect at no charge for the life of the vehicle — the full NHTSA campaign numbers are listed below.
NHTSA currently has 7 investigation files overlapping the 2004 Q45. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.
Total Complaints
14 filings
Crashes Reported
0 reports
Source
NHTSA ODI
Federal complaints database
At or below the fleet median complaint volume.
| Component | Count |
|---|---|
| ELECTRICAL SYSTEM | 3 |
| VEHICLE SPEED CONTROL:CRUISE CONTROL | 2 |
| EXTERIOR LIGHTING | 2 |
| ENGINE | 2 |
| STEERING | 2 |
| SERVICE BRAKES, HYDRAULIC | 1 |
| SEATS | 1 |
| STRUCTURE:BODY | 1 |
AIR BAGS:SIDE/WINDOW
NISSAN IS RECALLING CERTAIN MODEL YEAR 2003-2005 INFINITI Q45 VEHICLES. A WIRING CONNECTOR FOR THE SEAT MOUNTED AIRBAG MAY EXPERIENCE INCREASED ELECTRICAL RESISTANCE, RESULTING IN THE NON-DEPLOYMENT OF THE SIDE AIR BAGS.
EXTERIOR LIGHTING:BRAKE LIGHTS:SWITCH
ON CERTAIN PASSENGER VEHICLES, THE BRAKE LAMP SWITCH MAY MALFUNCTION.
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 HAD NOT DRIVEN IT IN OVER TWO YEARS. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE FAILURE MILEAGE WAS UNKNOWN.
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 HAD NOT DRIVEN IT IN OVER TWO YEARS. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE FAILURE MILEAGE WAS UNKNOWN.
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 VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE CAM POSITION SENSOR FAILED AND NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED, HOWEVER THE FAILURE RECURRED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 111,000. THE VIN WAS NOT AVAILABLE.
Mileage: 111,000
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
Mileage: 95,000
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
Mileage: 95,000
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
Mileage: 95,000
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. NISSAN/INFINITI CONSUMER AFFAIRS WERE TOLD AND ACKNOWLEDGED THAT MILEAGE WARRANTY WAS NO-WHERE-NEAR EXPIRED - BUT TIME HAD - YET, TALKED AS THOUGH THEY WOULD HELP WITH THE REPAIR. THE QUID-PRO-QUO WAS THAT I GET AN INFINITI DEALER TO VERIFY PROBLEM AND COST TO REPAIR. AT MY COST OF $125.88 THE INFINITI DEALER AGREED THE RIGHT BALLAST WAS NOW BAD; COST TO REPAIR APPROXIMATELY $1100. NISSAN CONSUMER AFFAIRS WERE INSTRUCTED (ACCORDING TO CA) BY A HIGHER ECHELON OF NISSAN NOT TO REPAIR. CA DID AGREE TO REFUND MY DEALER COST OF $125.88. CONCLUSION: IN 2004 THIS WAS NISSAN/INFINITI'S PREMIUM PRODUCT. THIS CAR WAS EARLIER REPORTED TO NHTSA BECAUSE THE FORE-AFT POWER FUNCTI
Mileage: 37,600
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. NISSAN/INFINITI CONSUMER AFFAIRS WERE TOLD AND ACKNOWLEDGED THAT MILEAGE WARRANTY WAS NO-WHERE-NEAR EXPIRED - BUT TIME HAD - YET, TALKED AS THOUGH THEY WOULD HELP WITH THE REPAIR. THE QUID-PRO-QUO WAS THAT I GET AN INFINITI DEALER TO VERIFY PROBLEM AND COST TO REPAIR. AT MY COST OF $125.88 THE INFINITI DEALER AGREED THE RIGHT BALLAST WAS NOW BAD; COST TO REPAIR APPROXIMATELY $1100. NISSAN CONSUMER AFFAIRS WERE INSTRUCTED (ACCORDING TO CA) BY A HIGHER ECHELON OF NISSAN NOT TO REPAIR. CA DID AGREE TO REFUND MY DEALER COST OF $125.88. CONCLUSION: IN 2004 THIS WAS NISSAN/INFINITI'S PREMIUM PRODUCT. THIS CAR WAS EARLIER REPORTED TO NHTSA BECAUSE THE FORE-AFT POWER FUNCTI
Mileage: 37,600
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/FORWARD FUNCTION) FIXED IN AN UNSAFE POSITION FOR ME AND IMPOSSIBLE FOR MY WIFE - (7) INCHES SHORTER. AFTER DIAGNOSIS, MAJOR INFORMED ME THE REPAIR COST WOULD BE $1300 AND THAT INFINITI REFUSED ANY WARRANTY RESPONSIBILITY. I CALLED NISSAN CONSUMER AFFAIRS AND SPOKE TO EMILY WHO GAVE ME A FILE # [XXX] AND TOLD ME A REGIONAL SPECIALIST WOULD CALL WITHIN TWO DAYS, NEXT DAY, SEPTEMBER 30, I CALLED NCA AGAIN AND TALKED TO [XXX], REGIONAL SPECIALIST. SHE TOLD ME I COULDN'T HAVE AN ANSWER ON NCA COVERING THE SEAT PROBLEM UNTIL MONDAY 10-4-10. OCTOBER 1, I AUTHORIZED ORDERING OF THE SEAT ADJUSTER ASSEMBLY AS I HAD NO OPTION SINCE OUR OTHER CAR WOULD BE UNAVAILABLE AFT
Mileage: 42,173
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/FORWARD FUNCTION) FIXED IN AN UNSAFE POSITION FOR ME AND IMPOSSIBLE FOR MY WIFE - (7) INCHES SHORTER. AFTER DIAGNOSIS, MAJOR INFORMED ME THE REPAIR COST WOULD BE $1300 AND THAT INFINITI REFUSED ANY WARRANTY RESPONSIBILITY. I CALLED NISSAN CONSUMER AFFAIRS AND SPOKE TO EMILY WHO GAVE ME A FILE # [XXX] AND TOLD ME A REGIONAL SPECIALIST WOULD CALL WITHIN TWO DAYS, NEXT DAY, SEPTEMBER 30, I CALLED NCA AGAIN AND TALKED TO [XXX], REGIONAL SPECIALIST. SHE TOLD ME I COULDN'T HAVE AN ANSWER ON NCA COVERING THE SEAT PROBLEM UNTIL MONDAY 10-4-10. OCTOBER 1, I AUTHORIZED ORDERING OF THE SEAT ADJUSTER ASSEMBLY AS I HAD NO OPTION SINCE OUR OTHER CAR WOULD BE UNAVAILABLE AFT
Mileage: 42,173
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/FORWARD FUNCTION) FIXED IN AN UNSAFE POSITION FOR ME AND IMPOSSIBLE FOR MY WIFE - (7) INCHES SHORTER. AFTER DIAGNOSIS, MAJOR INFORMED ME THE REPAIR COST WOULD BE $1300 AND THAT INFINITI REFUSED ANY WARRANTY RESPONSIBILITY. I CALLED NISSAN CONSUMER AFFAIRS AND SPOKE TO EMILY WHO GAVE ME A FILE # [XXX] AND TOLD ME A REGIONAL SPECIALIST WOULD CALL WITHIN TWO DAYS, NEXT DAY, SEPTEMBER 30, I CALLED NCA AGAIN AND TALKED TO [XXX], REGIONAL SPECIALIST. SHE TOLD ME I COULDN'T HAVE AN ANSWER ON NCA COVERING THE SEAT PROBLEM UNTIL MONDAY 10-4-10. OCTOBER 1, I AUTHORIZED ORDERING OF THE SEAT ADJUSTER ASSEMBLY AS I HAD NO OPTION SINCE OUR OTHER CAR WOULD BE UNAVAILABLE AFT
Mileage: 42,173
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/FORWARD FUNCTION) FIXED IN AN UNSAFE POSITION FOR ME AND IMPOSSIBLE FOR MY WIFE - (7) INCHES SHORTER. AFTER DIAGNOSIS, MAJOR INFORMED ME THE REPAIR COST WOULD BE $1300 AND THAT INFINITI REFUSED ANY WARRANTY RESPONSIBILITY. I CALLED NISSAN CONSUMER AFFAIRS AND SPOKE TO EMILY WHO GAVE ME A FILE # [XXX] AND TOLD ME A REGIONAL SPECIALIST WOULD CALL WITHIN TWO DAYS, NEXT DAY, SEPTEMBER 30, I CALLED NCA AGAIN AND TALKED TO [XXX], REGIONAL SPECIALIST. SHE TOLD ME I COULDN'T HAVE AN ANSWER ON NCA COVERING THE SEAT PROBLEM UNTIL MONDAY 10-4-10. OCTOBER 1, I AUTHORIZED ORDERING OF THE SEAT ADJUSTER ASSEMBLY AS I HAD NO OPTION SINCE OUR OTHER CAR WOULD BE UNAVAILABLE AFT
Mileage: 42,173
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 ONLY SHUTS DOWN CRUISE CONTROL OR IT GOES INTO THE ICC. THE DEALERSHIP SAYS THEY HAD MANY COMPLAINTS, BUT MANUFACTURER SAYS IT IS NOT A PROBLEM. *AK *JB
Mileage: 1,000
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 SLOW DOWN FOR A SLOWER VEHICLE. *NM
Complete loss of motive power due to engine failure
Occupant Classification System Failure
Improper Frontal Air Bag Deployment
Steering column separation
Collision Mitigation System Malfunction
Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.
Read our methodology — how this data is sourced, computed, and verified.