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Infiniti Q45Model year report

1992 Infiniti Q45 Problems

Complaints
28filed with NHTSA
Median mileage
10,500miles, 1 complaints with mileage
Recalls
1campaigns on record
Trend
StableComplaints filed in the last 3 full calendar years are within 25% of the 3 years before.
NHTSA crash rating
—overall rating starts with 2011 models
EPA fuel economy
17 mpgcombined, 4.5L 8-cyl RWD · 15 city / 20 hwy

Sources: NHTSA records for the 1992 Infiniti Q45 (complaints, recalls, investigations), EPA fuel economy. Report an error

NHTSA recorded 28 consumer complaints for the 1992 Infiniti Q45. The part named most often is transmission and drivetrain, with 8 complaints (29% of the total), followed by engine cooling (6) and electrical system (4). 1 of the complaints include a mileage, and 100% of those were filed for vehicles with under 50,000 miles; the median is 10,500 miles. Of all complaints, 3 involved a crash, 6 a fire, 5 an injury, according to the filers. NHTSA lists 1 recall campaign and 26 technical service bulletins for this model year. Transmission and drivetrain complaints overlap with 1 technical service bulletin filed under the same part.

Not compared (before 2008). Model years 2008–2023 of the same vehicle that have at least 25 complaints are compared, and a model needs at least 3 of them.

Which parts are reported most

Complaints can name more than one part, so the counts add up to more than the total. Select a part to see its complaints, recalls and bulletins.

Also reported: Tires (1), Visibility (wipers, defrost, mirrors) (1).

Example complaints

Transmission and drivetrain: “- the contact stated that she had purchased 1992 infinity Q45 on 02/2006 ,and on 12/21/06 the contact's vehicle was involved in a crash. The contact stated that the vehicle steering was difficult to handle. The contact stated that she has had problems with the transmission leaking. The dealership that sold her the transmission, and engine had to replace them, , and t the vehicle needed several other repairs as well. The dealership sold her the vehicle that was not safe. The contact stated that on numerous occasions she was not able to remove the key from the ignition.”

NHTSA complaint #10178243, filed 2007-01, 10,500 miles

Engine cooling: “The 1992 Infiniti has a timing chain that is keep in place with plastic guides. The guides on my car failed and the engine was completely destroyed. The manufacturer says that the plastic guides are not a defect. Yet, they changed to metal guides starting in 1993. Another inifinti dealer (not my dealer) said that they advise their customers to replace the plastic guides as a preventative measure. My dealer did not recommend that to me, since there was no formal Infiniti service advisory or recall. …”

NHTSA complaint #702338, filed 1999-01

Electrical system: “Factory installed bose radio sound system, right rear speaker amplifier started to smoke & burn. The incident started by a static sound,black smoke,fire,within 3 minutes. Radio static for 3 minutes as if an electrical storm was approching. Incident progressed to fire. F.d.of ny called. Driver escaped. Gas tank located behind rear seat, similar to the pinto which caused many fires and explosions in the past. …”

NHTSA complaint #10126437, filed 2005-06

Equipment: “Dt: the consumer states that there was a recall on his vehicle -- NHTSA campaign id #98v284000. The recall was suppose to been corrected on feb. 17, 1999, according to the shop foreman. On june 5, 2005, consumer's rear speakers caught on fire. The consumer is concerned because the speakers are above the fuel tank.”

NHTSA complaint #10124338, filed 2005-06

Mileage when problems were reported

100% of the 1 complaints with a mileage were filed for vehicles with under 50,000 miles; the middle half falls between 10,500 and 10,500 miles.

0%0–10100%10–250%25–500%50–750%75–1000%100–1500%150+
Share of complaints by mileage when the problem was reported, in thousands of miles (1 complaints with mileage). Red bars: under 50,000 miles. Bucket widths differ. Median: 10,500 miles.

Complaints by year filed

Trend: stable. Complaints filed in the last 3 full calendar years are within 25% of the 3 years before.

1996199719981999920002001200320052007
Complaints by year the complaint was filed with NHTSA. Red bars: the last 3 full calendar years used for the trend. The current year (2026) is partial.

Fuel economy and running cost

EPA ratings for each 1992 Infiniti Q45 version. Annual fuel cost is the EPA's estimate at its current fuel prices for 15,000 miles a year (55% city driving).

VersionEngineTransmissionCityHwyComb.Fuel / yr
Q45 RWD4.5L 8-cyl4-speed automatic152017$4,850
Q45 Full-Active Suspension RWD4.5L 8-cyl4-speed automatic131715$5,500

Source: U.S. EPA and Department of Energy, fueleconomy.gov. Ratings are for comparing vehicles; real-world mileage varies with driving and conditions.

Recalls and investigations

Recall details for the 1992 Infiniti Q45 → · Check a VIN at nhtsa.gov/recalls

Technical service bulletins

TSBs are manufacturer notes to dealers about known repair procedures. They are not recalls and do not by themselves mean a vehicle has a fault. 26 on record; the latest 10 are shown.

See all 26 bulletins →

Other model years of the Infiniti Q45

YearComplaintsMedian miRecallsCrash ★MPGScore (50 = typical)Trend
2004742,1732—18—Not enough data
200312100,0001—18—Not enough data
20022063,0001—18—Stable
20015174,6631—18—Not enough data
2000918,2331—18—Not enough data
19999114,0000—18—Not enough data
19981477,0003—18—Not enough data
199712125,0003—18—Not enough data
19967—0—17—Not enough data
19957—0—17—Not enough data
199430—0—17Not compared (before 2008)Stable
19922810,5001—17Not compared (before 2008)Stable
199134—2—17Not compared (before 2008)Stable
199028401—17Not compared (before 2008)Stable

All Infiniti Q45 model years · Best and worst years by complaints

Frequently asked questions

How many NHTSA complaints does the 1992 Infiniti Q45 have?

NHTSA recorded 28 consumer complaints for the 1992 Infiniti Q45 as of Oct 30, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

What part of the 1992 Infiniti Q45 is reported most often?

Transmission and drivetrain is named most often, in 8 complaints (29% of the total), followed by engine cooling with 6.

Has the 1992 Infiniti Q45 been recalled?

NHTSA lists 1 recall campaign for this model year. To check a specific vehicle, enter its VIN at nhtsa.gov/recalls.

What gas mileage does the 1992 Infiniti Q45 get?

The EPA rates the 1992 Infiniti Q45 (Q45, 4.5L 8-cyl) at 17 mpg combined, 15 city and 20 highway, with an estimated annual fuel cost of $4,850 at 15,000 miles a year. Other engine and drive versions are rated differently.

At what mileage are problems with the 1992 Infiniti Q45 reported?

Among the 1 complaints that include a mileage, the median is 10,500 miles and the middle half falls between 10,500 and 10,500 miles; 100% were filed for vehicles with under 50,000 miles.

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate. Fuel economy is from the EPA and DOE (fueleconomy.gov).

Complaint counts come from NHTSA’s public complaint database; we count each complaint once. The source records for this vehicle are on nhtsa.gov. Scores and trends are our own summaries of that data, described in the methodology. This page is not legal, safety or repair advice: for a specific vehicle, check its VIN at nhtsa.gov/recalls and ask a qualified mechanic. See an error? Tell us.