Top Makes and Models with DTC P0304

FIXD sensor data shows that P0304 affects a broad spectrum of makes and models—the issue isn’t limited to a particular manufacturer.

Here are the vehicles with the highest occurrence levels of P0304 codes: 

• Audi A4
• Chevrolet Silverado 1500
• Ford F-150
• Nissan Altima
• Subaru Outback
• Toyota Camry
• Toyota Corolla
• Volkswagen Jetta
• Volkswagen Tiguan

Below is an expanded look at how a P0304 code impacts numerous makes and models. This breakdown covers occurrence rates by model year (2000-2023) and separates the frequency into low, moderate, or high levels. The worst of the worst are the nine vehicles listed above. 

What is the P0304 Code?

Code P0304—Cylinder 4 Misfire Detected—indicates that a misfire in cylinder #4 has been detected. It’s a serious issue that requires not driving the car until the problem has been corrected. Ignoring this problem can can create a risky driving situation due to possible engine hesitation or stalling. In addition, a misfire can damage the piston, cylinder wall, or catalytic converter—all expensive components. 

Read the complete article on P0304 Engine Code | Cylinder 4 Misfire Detected to discover the trouble areas to consider. This resource also offers tips on diagnosing the problem and what a DIYer can do to tackle a P0304 code independently (and when not to). 

Top Models for P0304 Codes 

Here’s a look at the makes and models most likely to have P0304 codes, according to FIXD sensor data. The absence of a model year ranking indicates no P0304 code was detected among the analyzed years, insufficient data, or the model wasn’t in production.