Cadillac C12B4: Master Cylinder Pressure Sensor Erratic
Is your scanner showing Cadillac C12B4?
No worries. We'll show you what it means and how to deal with it.
Cadillac C12B4: Master Cylinder Pressure Sensor Erratic
OVERVIEWWhat Does The Cadillac C12B4 Code Mean?
The ignition is ON. Ignition voltage is greater than 10 volts. The brake pedal is not applied.
What Are The Potential Causes Of The Cadillac C12B4 Code?
- Internal sensor failure is detected.
- Improper relearn performed
- A short to battery is detected on the sensor signal circuit.
- A short to ground or open is detected signal circuit.
- Signal is erratic and changes faster than physically allowed.
Recommended Parts
Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:
>>> labwork Master Cylinder Brake Fluid Pressure Sensor BST116 5S7048 for Ford F250 New
>>> Twippo 372Pcs Waterproof Wire Connectors Kit
Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!
Reference Sources
Cadillac C12B4, DTCDECODE.
