DTC P0703 - Brake Switch B Circuit
WARNING: This page does not describe the selected car, but rather 24 other vehicles, including the 2019 Lincoln Navigator, 2019 Lincoln Nautilus, 2019 Lincoln MKZ, 2019 Lincoln MKT, and 2019 Lincoln MKC. However, it is still accessible from the selected car via links, so may be relevant.
DTC DESCRIPTION P0703 - BRAKE SWITCH B CIRCUIT
| Description: This DTC sets when the brake pedal position (BPP) input is missing. | |||
Possible Causes:
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| Diagnostic Aids: Check for correct function of the stoplamps. Using a scan tool, check the brake PIDs. The stoplamps and PID should turn ON and OFF with brake pedal activation. | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST FD . | ||