P0703 Ford

Ford P0703 OBD-II Trouble Code Definition:

P0703 Brake Light Switch Plausibility

P0703 Ford OBD-II Trouble CodeDescription:

OBD Trouble Code P0703
Brake Switch “B” Circuit
What does the code mean? OBD-ii Code P0703 definition:
Engine Control Module (ECM) detected accelerations and decelerations with no brake switch change
Symptoms Sumptoms of OBD code P0703
– Engine Light ON (or Service Engine Soon Warning Light) – Brake lights inoperative
Causes Causes of the OBD-II code P0703
– Open or short brake switch circuit – Poor brake switch connection – Misadjusted brake switch – Damaged brake switch
Solutions Check if the stop light works with the brake pedal, if the brake lights are inoperative, replaced or adjust the brake switch.