1996 PCED OBDI | SECTION 18: Diesel Diagnosis — 7.3L DI Engine |
P: Brake Pressure Applied (BPA) Switch Introduction | P: Pinpoint Tests |
You should enter this pinpoint test only when directed here from symptom flowcharts.
The brake pressure applied (BPA) switch is a pressure switch that senses brake pressure and is redundant with the brake on/off (BOO) switch to provide a backup to deactivate speed control.

0571 = Brake switch A circuit malfunction.
| P: Pinpoint Tests |