OBD-II Trouble Code Description for P0703 Dodge

Brake Switch “B” Circuit

What does this mean?

OBD2 Code P0703 Dodge definition:
Engine Control Module (ECM) detected accelerations and decelerations with no brake switch change

Symptoms

Possible sumptoms of OBD code P0703 Dodge
– Engine Light ON (or Service Engine Soon Warning Light) – Brake lights inoperative

Causes

Possible causes of OBD code P0703 Dodge
– Open or short brake switch circuit – Poor brake switch connection – Misadjusted brake switch – Damaged brake switch

Possible Solutions

Check if the stop light works with the brake pedal, if the brake lights are inoperative, replaced or adjust the brake switch.