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Engine coolingPart report

2001 Mazda Protege Engine cooling Problems

Complaints
8about this part
Share
16%of 50 total for the year
Median mileage
25,742miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 8 complaints about the engine cooling of the 2001 Mazda Protege, 16% of the 50 complaints for this model year. Where a mileage was given, the median is 25,742 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.

“I have a 2001 Mazda Protege lx 2.0 and it has had a virbration in the sterring column and through out the car. It has been doing this since I bought the car on12-10-02. The dealer tells me that it is normal! Is it?”

NHTSA complaint #10037572, filed 2003-09, 15,300 miles

“I heard a strange sound every time I started to accelerate which I first thought to be the car in the next lane. I drove one more block and turned the corner, but the steering was locking and I had great difficulty turning. I had the car towed to my mechanic, combustion gases were in the cooling system and the engine had a cracked cylinder. The car is four years old (just out of warranty) with only 31,483 miles on it. I'm a good driver, 73 years old with a clean driving record and have never had problems with any car as a result of my driving habits. …”

NHTSA complaint #10116367, filed 2005-04, 31,483 miles

“Check engine light has been coming on for last year. Problem is with engine misfire/catalytic converter. We have replaced everything suggested: spark plugs, wires, catalytic converter, engine tune up, new tires, etc. Problem worsening. Car riding rougher, worsening gas mileage.”

NHTSA complaint #10140948, filed 2005-10, 40,666 miles

“Intermittently while driving 40 to 50 MPH vehicle jerked. Vehicle would not stall, but would lose speed and power. Dealer examined the vehicle four times, and informed the consumer that there was nothing wrong with the vehicle.”

NHTSA complaint #10079472, filed 2004-06, 20,000 miles

“While driving approximately 30 MPH driver heard a loud knocking noise coming from the front. The check engine light appeared on the dashboard, and vehicle stalled. The vehicle was taken to the dealer for inspection, and mechanic determined that the engine needed to be replaced.”

NHTSA complaint #10113267, filed 2005-03

Related service bulletins

Engine cooling: other model years

YearComplaintsShare of year
20033428%
200277%
2001816%
200077%
199989%
19981022%
1997914%
199646%
19951912%
199468%
199349%
199223%
199124%
1990411%

Other parts of the 2001 Mazda Protege

Air bags
11 complaints
Transmission and drivetrain
6 complaints
Brakes
5 complaints
Tires
4 complaints
Electrical system
3 complaints
Equipment
3 complaints
Fuel system
3 complaints
Seat belts
3 complaints
Steering
3 complaints
Vehicle speed control
3 complaints
Engine
2 complaints
Body and structure
2 complaints

← All problems reported for the 2001 Mazda Protege

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 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