Where is the C1230 problem code on a Ford?
Where is the C1230 problem code on a Ford? The trouble code C1230 refers to a Wheel Speed Sensor Rear Center Input Circuit Failure. Notice that it says CIRCUIT failure. It does not say SENSOR failure, although the sensor may be causing the problem, you should test the circuit BEFORE replacing the sensor. The rear center wheel speed sensor is located on the rear differential. What does c1226 mean on a brake sensor? C1226 Meaning. As the wheel spins, the wheel speed sensor produces an AC signal. The Electronic Brake Control Module (EBCM) uses the frequency of the AC signal...