CARWATCH
Code B1673
Seat Driver Occupied Input Circuit Open
What does code B1673 mean?
The B1673 error is a DTC code that appears when the engine control module identifies this problem: "Seat Driver Occupied Input Circuit Open".
This is a generic powertrain code, which means it applies to most makes and models manufactured since 1996. However, the exact repair steps, severity, and cost can vary radically depending on whether you drive a Ford, Toyota, BMW, or any other brand.
🛠️ Need to diagnose and clear the check engine light?
To read the telemetry, identify this fault, and clear the check engine light yourself, you need to connect an OBD2 Bluetooth scanner to your car.
🛒 View Recommended OBD2 Scanner on AmazonWant to know if this fault is dangerous for your specific car?
OBD2 technology has evolved. Now, CarWatch AI allows you to scan your car, instantly understand the severity of this fault, and discover how to fix it without visiting a mechanic.
🛠️ Translate Code to Human Language (Free)