2002 Infiniti Q45 problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
20 owner complaints analyzed
1 distinct recall campaigns
63,000 mi median reported failure mileage
Scope: 2002 model year. Data snapshot: . 17 complaints include usable failure mileage.
Most common problems
Air Bags is the most frequently named component, appearing in 3 of 20 complaints (15.0%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Braking behavior | 2 | 10.0% |
| Transmission and shifting | 1 | 5.0% |
| Engine operation | 1 | 5.0% |
| Electrical and battery issues | 1 | 5.0% |
| Fuel system concerns | 1 | 5.0% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Air Bags | 3 |
| Engine And Engine Cooling | 3 |
| Electrical System | 2 |
| Exterior Lighting:Headlights | 2 |
| Tires:Pressure Monitoring And Regulating Systems | 2 |
| Vehicle Speed Control | 2 |
| Wheels | 2 |
| Electronic Stability Control (Esc) | 1 |
Air Bags: 3; Engine And Engine Cooling: 3; Electrical System: 2; Exterior Lighting:Headlights: 2; Tires:Pressure Monitoring And Regulating Systems: 2; Vehicle Speed Control: 2; Wheels: 2; Electronic Stability Control (Esc): 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 6 |
| 25,000 to 49,999 | 1 |
| 50,000 to 74,999 | 2 |
| 75,000 to 99,999 | 5 |
| 100,000 to 149,999 | 3 |
| 150,000 and above | 0 |
Under 25,000: 6; 25,000 to 49,999: 1; 50,000 to 74,999: 2; 75,000 to 99,999: 5; 100,000 to 149,999: 3; 150,000 and above: 0
Under 25,000 miles has the most reports with usable mileage (6). 3 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2003 | 1 |
| 2004 | 7 |
| 2005 | 1 |
| 2007 | 1 |
| 2008 | 3 |
| 2011 | 1 |
| 2013 | 1 |
| 2014 | 1 |
| 2015 | 2 |
| 2017 | 1 |
| 2019 | 1 |
2003: 1; 2004: 7; 2005: 1; 2007: 1; 2008: 3; 2011: 1; 2013: 1; 2014: 1; 2015: 2; 2017: 1; 2019: 1
Pattern summary
Air Bags leads the component reports. Braking behavior appears in 2 complaint narratives. Transmission and shifting appears in 1 complaint narratives. Engine operation appears in 1 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 10067602 · 2004-04-21 (April 21, 2004)
MY "2002" INFINITI AUTOMOBILE MODEL Q45 WAS REAR ENDED BY ANOTHER AUTO WHILE TRAVELING THROUGH AN INTERSTATE CONSTRUCTION ZONE. MY CAR WAS MOVING AT THE TIME AND I WAS DRIVING. THE FORCE OF THE COLLISION BROKE EITHER MY SEAT BACK OR ITS ELECTRIC OPERATING ASSEMBLY TO THE EXTENT THAT THE SEAT BACK COLLAPSED REARWARD AND AS A RESULT I WAS BARELY ABLE TO REACH THE BRAKE PEDAL IN ORDER TO BRING THE CAR UNDER CONTROL AND STOP. THIS COULD HAVE MADE WHAT TURNED OUT TO BE MAJOR ACCIDENT A CATASTROPHIC ONE SIMPLY BECAUSE OF AN INFERIOR DESIGNED SEAT.*AK…
Owner-reported narrative. 40,000 miles reported. Look up ODI 10067602 at NHTSA ↗
Owner report 10068692 · 2004-06-04 (June 4, 2004)
CONSUMER AND THE DEALERSHIP NOTICED THAT ENGINE WAS CONSUMING 2 AND A HALF QUARTS OF OIL EVERY 4400 MILES. ALSO, VEHICLE HAD BRAKE ROTORS PROBLEMS. *AK WHEN THE SECOND OIL CONSUMPTION TEST WAS DONE FOR 33000 MILES THE VEHICLE USED ONE AND A HALF QUARTS OF OIL. HEAVY BLUE SMOKE EMITS FROM THE EXHAUST PIPE DURING INITIAL START UP. *NM
Owner-reported narrative. Look up ODI 10068692 at NHTSA ↗
Owner report 10120811 · 2005-05-12 (May 12, 2005)
1 - THERE IS UP TO A TWO SECOND DELAY WHEN QUICK ACCELERATION IS REQUIRED. AT TIMES IT FEELS AS IF THE ENGINE COMPLETELY STALLED. 2 - THE VEHICLE OFTEN WILL NOT DOWNSHIFT TO SLOW THE VEHICLE ON A HILL. I COULD BE IN 5TH GEAR AT AROUND ONLY 1800 RPM, AND WHEN I DOWNSHIFT TWICE, IT WILL NOT GO TO 3RD. I OFTEN HAVE TO DOWNSHIFT UP TO 6 TIMES FOR IT TO RESPOND AND SWITCH TO THIRD. I NEED TO TAKE MY EYES OFF THE ROAD TO CONSTANTLY CHECK IF I'M IN THE GEAR I SELECT. 3 - THE PARKING/EMERGENCY BREAK WILL NOT HOLD THE FULLY LOADED VEHICLE ON A H…
Owner-reported narrative. 150 miles reported. Look up ODI 10120811 at NHTSA ↗
Owner report 10246499 · 2008-10-23 (October 23, 2008)
PASSENGER SIDE AIRBAG WARNING INDICATOR. TROUBLE ORIGINALLY REPAIRED UNDER WARRANTY, HAS RESURFACED. DEALER STATES ELECTRICAL PROBLEM NOT COVERED BY WARRANTY AS WARRANTY PERIOD HAS EXPIRED. *TR
Owner-reported narrative. 92,000 miles reported. Look up ODI 10246499 at NHTSA ↗
Owner report 10548011 · 2013-10-15 (October 15, 2013)
I AM NOT ABLE TO FILL MY GAS TANK VIA A STANDARD FUEL STATION PUMP. I HAVE TO MANUALLY INSERT A FUNNEL TO FILL MY GAS TANK WHICH TAKES ABOUT 30 MINUTES TO PERFORM. *TR
Owner-reported narrative. 144,564 miles reported. Look up ODI 10548011 at NHTSA ↗