1999 INFINITI Q45 Problems
Owner-reported complaints filed with NHTSA, grouped by component
Data refreshed
What this page shows
Everything below is an owner-reported complaint submitted to NHTSA about the 1999 INFINITI Q45, grouped by the component NHTSA recorded on the report. These are not confirmed defects, and they are not recalls. NHTSA does not verify most reports before publishing them, and a category with more reports in it is not evidence that a part is defective.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Reports by component
Ranked by how many owner reports name each component category
- Tires & wheels330.0%
- Body & structure220.0%
- Other / unspecified220.0%
- Driver assistance110.0%
- Steering110.0%
- Suspension110.0%
Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.
Each component in detail
What the reports in each category say, in the owners' own words
Tires & wheels
Reports naming tires, wheels, hubs, or the tire-pressure monitoring system.
From owner reports, verbatim
DT*: THE CONTACT STATED THE DRIVER'S SIDE REAR TIRE BLEW OUT WHILE DRIVING ON THE FREEWAY AT 20 MPH. THE CONTACT STATED THE TIRES WERE MAINTAINED WELL AT 35PSI. THERE WERE NO PROBLEMS WITH THE STEERING PRIOR TO THE INCIDENT.
MY CAR A 1999 INFINITI Q45 HAS 4 CONTINENTAL TIRES. THESE WERE PURCHASED LAST YEAR AND HAS BEEN USED FOR ABOUT 6000 MILES. ON TUESDAY AUGUST 30 THE RIGHT REAR TIRE BLEW OUT CAUSING THE VEHICLE TO SLIDE ON THE RIGHT SIDE AND EVENTUALLY OVERTURN. IS IT NORMAL WITH A STEEL BELTED RADIAL FOR THE THREAD SURFACE TO COME COMPLETELY OFF THE SIDEWALL. THE AFFECTED TIRE IS IN 3 PIECES WITH THE WALLS ON THE RIM AND THE TREAD COMPLETELY CUT OFF BUT STILL IN A CIRCLE. *NM
Too few reports in this category for a page of its own — they appear in the full complaint list.
Body & structure
Reports naming the vehicle structure, frame, body panels, doors, hood and trim.
From owner reports, verbatim
WHILE CHECKING THE OIL IN THE 1999 Q45 INFINITI THE HOOD SUDDENLY FELL AND SLAMMED CLOSED. THIS HAPPENED IN JANUARY 2007 ,AND AGAIN MARCH 2007. ALL THREE TIMES I HAD TURNED AWAY MOMENTARILY AND WAS NOT INJURED. SINCE THE EXPERIENCE IN APRIL I NOW CARRY A PROP STICK AS A PRECAUTION. THE PROBLEM APPEARED INTERMITTENT AND DEPEND ON THE AMBIENT TEMPERATURE. THE COOLER IT WAS THE MORE LIKELY IT WOULD HAPPEN. SINCE THIS FIRST OCCURRENCE I HAVE SEARCHED FOR AFTER MARKET PARTS TO REPLACE THE LIFT SUPPORTS, BUT WAS UNABLE TO FIND ANY RESOURCE. THE AFTERMARKET PARTS WERE ONLY AVAILABLE FOR Q45 HOODS UP TO AND INCLUDING 1996 MODELS. I DID NOT KNOW IF DEALER PARTS WERE AVAILABLE BECAUSE MY SEARCHES HAVE NOT BEEN ABLE TO FIND A DEALER SOURCE FOR THAT PARTICULAR PART. I BELIEVE THIS WAS A MAJOR SAFETY PROBLEM THAT COULD LEAD TO SERIOUS INJURY OR DEATH IF A HOOD SLAMMED DOWN ON SOMEONE WHILE WORKING UNDER THE HOOD. A TECHNICAL SERVICE BULLETIN (TSB) WOULD ALERT ALL OWNERS OF THIS AUTOMOBILE TO THE POTENTIAL DANGER, AND RECOMMEND TO THE MANUFACTURER TO ADDRESS THIS PROBLEM AS WARRANTED.*AK
THE PAINT SCRATCHES AND FLAKES OFF SO EASILY AND HAS TO BE TOUCHED UP REPEATEDLY. NLM
Too few reports in this category for a page of its own — they appear in the full complaint list.
Other / unspecified
Reports whose component NHTSA recorded as unknown, or that do not map to one of the categories above.
From owner reports, verbatim
1999 INFINITY Q-45 WHEELS HAVE A CASTING DEFECT THAT DEVELOPS CRACKS WHEN THE VEHICLE IS DRIVEN. *TS THE WHEELS ARE THE SAME AS THE 2000 Q45 WHICH WAS RECALLED (03V-098). THE CONSUMER CONTACTED THE MANUFACTURER BUT SINCE THE VEHICLE WAS OVER 100000 MILES THEY REFUSED TO PROVIDE ASSISTANCE. *NM
CAR HAS RECALLED WHEELS, BUT CAR ITSELF IN NOT ON RECALL LIST. MANUFACTURER REFUSED TO REPLACE WHEELS.*AK
Too few reports in this category for a page of its own — they appear in the full complaint list.
Driver assistance
Reports naming forward-collision avoidance, lane keeping, back-over prevention, cruise control and related electronic driver-assistance systems.
From owner reports, verbatim
CONSUMER STATED THAT THE GAS PEDAL WOULD NOT ENGAGE READILY, WHEN PRESSING THE GAS PEDAL FROM A STOPPED POSITION, THE VEHICLE WOULD NOT MOVE, THEN MORE FORCE WOULD BE USED ON THE GAS PEDAL AND VEHICLE WOULD LURCH FORWARD, THE DEALER CLEANED THE THROTTLE CHAMBER. *SLC
Too few reports in this category for a page of its own — they appear in the full complaint list.
Steering
Reports naming the steering system — racks, columns, power-steering assist and steering linkage.
From owner reports, verbatim
LEFT FRONT STRUT SPRING BROKE WHILE IN TRAFFIC, SENDING BROKEN SPRING END INTO TIRE RIPPING THE ENTIRE SIDEWALL OF THE TIRE OUT. BLOWOUT CAUSED LOSS OF STEERING WHILE IN THE PROCESS SENT VEHICLE INTO ONCOMING TRAFFIC. *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Suspension
Reports naming suspension components — springs, struts, shocks, control arms and related hardware.
From owner reports, verbatim
LEFT FRONT STRUT SPRING BROKE WHILE IN TRAFFIC, SENDING BROKEN SPRING END INTO TIRE RIPPING THE ENTIRE SIDEWALL OF THE TIRE OUT. BLOWOUT CAUSED LOSS OF STEERING WHILE IN THE PROCESS SENT VEHICLE INTO ONCOMING TRAFFIC. *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.
Elsewhere on this vehicle
Data sources
- NHTSA Office of Defects Investigation — owner-reported complaints and the components recorded on them
Data on this page last refreshed .