436 problems have been reported for the 2004 Ford Ranger. The following chart shows the 23 most common problems for 2004 Ford Ranger. The number one most common problem is related to the vehicle's air bags with 187 problems. The second most common problem is related to the vehicle's structure (42 problems).
In our research we use the PPMY index to compare the reliability of vehicles. The PPMY index of a certain model is defined as the problems reported per thousand vehicles per Year. The total sales of the 2004 Ford Ranger in the United States are 173,299 units [1]. If the total number of problems reported by Ford Ranger owners in the last 22 years is 436, and the age of the vehicle is 22, the PPMY index can then be calculated as
PPMY Index = 436 / 173,299 / 22 * 1000 = 0.11.
For more information, refer to this page: A study of reliability comparison across Ford Ranger model year vehicles.
The following chart shows the number of problems reported during each of the service years since the debut of the 2004 Ford Ranger in 2004.
| Service Year | Number of Problems |
|---|---|
| 2026 | |
| 2025 | |
| 2024 | |
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| 2004 |
When making the decision between buying a new or used Ford Ranger, the following table can be used to compare the 2004 Ford Ranger with the Ford Ranger from other model years. Note that the number of problems reported for the 2004 Ranger is 436 while the average number of problems reported for the 28 model years of the Ford Ranger is 266.