CAR OBD CODES

P0703 OBD Code Definition:
P0703 Brake Light Switch Plausibility
P0703 OBD Code Description:

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

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

Possible causes of P0703
– 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.
Note: The information on the P0703 error code is purely informative, if you need more useful information, please consult your technician.