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EquipmentPart report

2004 Volvo S40 Equipment Problems

Complaints
1about this part
Share
2%of 48 total for the year
Median mileage
—not reported
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 1 complaints about the equipment of the 2004 Volvo S40, 2% of the 48 complaints for this model year. 2 recall campaigns on record are filed under a similar system.

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.

“Multiple failures. Air bag system, problem starting and noise in steering. The vehicle also had an air condition problem. The air bag light illuminated on 3 occasions. The consumer stated the passenger seat was equipped with a device that weighed passengers to determine if the air bag should be activated.”

NHTSA complaint #10097709, filed 2004-10

Related recalls

Related service bulletins

Equipment: other model years

YearComplaintsShare of year
200623%
200523%
200412%
200316%
200134%
200032%

Other parts of the 2004 Volvo S40

Brakes
12 complaints
Air bags
11 complaints
Electrical system
11 complaints
Fuel system
8 complaints
Engine cooling
5 complaints
Steering
4 complaints
Vehicle speed control
4 complaints
Engine
2 complaints
Exterior lighting
2 complaints
Latches, locks and linkages
2 complaints
Other or unknown
2 complaints
Body and structure
2 complaints

← All problems reported for the 2004 Volvo S40

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.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology