2003 Infiniti Q45 Electronic stability control Problems
- Complaints
- 2about this part
- Share
- 17%of 12 total for the year
- Median mileage
- 110,601miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the electronic stability control of the 2003 Infiniti Q45, 17% of the 12 complaints for this model year. Where a mileage was given, the median is 110,601 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“My 2003 Infiniti Q45 repeatedly stalls [so far, 15+ times] and often will not restart [10+ times]. With my family and me in the car, the stalling of the car puts us repeatedly in jeopardy of a rear-end collision or vandalism or bodily injury in dangerous areas. The car is properly maintained on its service schedule. It took my mechanic a week at a cost of $90 to confirm that the problem is the engine control module [ECM], the 'brain' of the car which controls other vehicle sensors, and this was confirmed by the Infiniti dealer at a cost of $150. …”
NHTSA complaint #10364192, filed 2010-11, 111,000 miles“Bought 2003 q 45 in spring 2007, still under warranty. June 2009 at 79,000 miles the engine was replaced (under warranty). 6/30/09, 80,081 miles car problem with no acceleration and service engine and cruise control light coming on. Problem didn't reoccur until june 2012 when engine suddenly cut off while driving. Would restart in neutral but in a week or so it did it again on the interstate at about 55. Fortunately was in right lane and could get to emergency lane before someone ran into me. Car restarted. …”
NHTSA complaint #10519942, filed 2013-06, 110,202 milesElectronic stability control: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2003 | 2 | 17% |
| 2002 | 1 | 5% |
Other parts of the 2003 Infiniti Q45
6 complaintsElectrical system
3 complaintsSteering
3 complaintsBrakes
2 complaintsEngine cooling
1 complaintsSeat belts
1 complaintsTransmission and drivetrain
1 complaintsVehicle speed control
1 complaints
← All problems reported for the 2003 Infiniti Q45
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology