The most-reported Millenia run is JM1TA2214S1 (1995 builds) with 7 complaints, 4.4× the typical run. Engine and engine cooling problems make up 29% of reports; 1995 is the worst model year at 2.1 complaints per run.
Which build runs owners report most
A production run is the first 11 characters of the VIN: plant, model year, body and engine. The Mazda Millenia has 118 of them on record. The five runs at the top of this table hold 13% of every Millenia complaint on file.
| Production run (VIN 1–11) | Year | Complaints | Involved a crash | Fire |
|---|---|---|---|---|
| JM1TA2214S1•••••• | 1995 | — | — | |
| JM1TA221911•••••• | 2001 | — | — | |
| JM1TA221XS1•••••• | 1995 | — | — | |
| JM1TA2210W1•••••• | 1998 | 1 | — | |
| JM1TA2218S1•••••• | 1995 | — | — | |
| JM1TA2211S1•••••• | 1995 | — | — | |
| JM1TA2215W1•••••• | 1998 | — | — | |
| JM1TA2216S1•••••• | 1995 | 1 | — | |
| JM1TA221XW1•••••• | 1998 | 1 | — | |
| JM1TA2212S1•••••• | 1995 | — | — | |
| JM1TA2215S1•••••• | 1995 | 1 | — | |
| JM1TA2217S1•••••• | 1995 | — | — |
Each of the other 106 Millenia runs has 3 complaints or fewer.
Which model years to check twice
Complaints per production run, so a year that simply sold more does not top the list. On the Mazda Millenia the gap between build years is 1.8×: a 1995 car draws 2.1 complaints per run, a 1996 one 1.2.
| Year | Per run | Complaints | Runs | Crashes |
|---|---|---|---|---|
| 2002 | 16 | 12 | 2 | |
| 2001 | 23 | 13 | 3 | |
| 2000 | 17 | 13 | 1 | |
| 1999 | 22 | 16 | 2 | |
| 1998 | 23 | 14 | 2 | |
| 1997 | 12 | 10 | 1 | |
| 1996 | 12 | 10 | 2 | |
| 1995 | 64 | 31 | 9 |
Heaviest year here is 1995 at 2.1 complaints per run; lightest is 1996 at 1.2.
What to inspect on this car
One system accounts for 29% of everything Mazda Millenia owners report: Engine And Engine Cooling, 51 of 189 complaints. Start the pre-purchase inspection there.
| System | Complaints | Involved a crash | Fire |
|---|---|---|---|
| Engine And Engine Cooling | — | — | |
| Power Train | 2 | — | |
| Air Bags | 13 | — | |
| Electrical System | 2 | 1 | |
| Suspension | — | — | |
| Unknown Or Other | — | — | |
| Fuel System | 1 | — | |
| Gasoline | 1 | — |
The Millenia against its rivals
The Millenia draws 1.6 complaints per production run; the BMW 540i 1.5. That is the highest rate of the 2.
| Model | Complaints | Runs | Per run | Involved a crash |
|---|---|---|---|---|
| Mazda Millenia | 189 | 118 | 11.6% | |
| BMW 540i | 129 | 87 | 3.9% |
How serious were they
Of the 189 reports on the Mazda Millenia, 11.6% involved a crash against 5.8% across all vehicles, above the norm.
| Outcome | Mazda Millenia | All vehicles |
|---|---|---|
| Complaints filed | 189 | 1,115,966 |
| Involved a crash | 22 (11.6%) | 64,194 (5.8%) |
| Involved a fire | 1 (0.5%) | 26,974 (2.4%) |
| Injuries reported | 23 | 58,013 |
| Deaths reported | 3 | 2,728 |
Crash-related reports run 100% above the all-vehicle rate.
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How this check works
The file behind this page holds 1,115,966 complaints filed with NHTSA between 1981 and 2026, across 298,921 production runs. The Mazda Millenia share of that is 189 complaints over 118 runs, 0.02% of everything on record.
Frequently asked questions
How do I check a Mazda Millenia VIN for free?
Enter the 17 characters above. ForCar matches the first eleven, the production run, against 189 NHTSA complaints from 118 Millenia runs and 0 recall campaigns. No account, no card.
Which Millenia production run has the most complaints?
JM1TA2214S1, a 1995 build, with 7 complaints. The typical Millenia run has 1.6.
Which Millenia years have the most complaints?
Per production run, 1995 is heaviest at 2.1 complaints per run and 1996 lightest at 1.2.
Does the Millenia get more complaints than the BMW 540i?
Yes: 1.6 complaints per production run for the Millenia against 1.5 for the BMW 540i.
How many Millenia complaints involve a crash?
11.6% of 189 reports, against 5.8% across all vehicles; 1 involved a fire.
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