CARWATCH
Code P1196
Key Line Voltage
What does code P1196 mean?
The OBD-II diagnostic code P1196 is triggered when your vehicle's Engine Control Unit (ECU) detects an issue described as: "Key Line Voltage".
Being a standardized error, it affects all OBD-II compliant vehicles. However, the precise diagnosis, the location of the faulty sensor, and the cost of parts will vary depending on the exact model of your car.
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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?
Avoid expensive unnecessary repairs. The CarWatch AI Mechanic cross-references this error's data with your brand's history to give you a precise diagnosis and tell you if it's safe to keep driving.
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