Brake pressure sensor
â–¶ How to fix
Check the brake pressure sensor of the tag axle, and its connectors and wiring. Check the voltage between output signal and ground. Check also the function of the tag axle brake pressure sensor.
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Detection
The tag axle brake pressure sensor may be defective or the signal voltage has been outside permitted limits. The brake pressure sensor voltage level may have been too high or too low.
Possible cause
Short circuit to earth, open circuit, defective brake pressure sensor or defective connections.