STOP! Don't Replace Your Toyota Sienna Brake Switch Until You Watch THIS! Code P0504 Fixed

Got code P0504 on your Sienna? You could be throwing money away! In this video, we follow the exact OEM Toyota testing procedure to figure out if your brake light switch is actually dead. RECOMMENDED TOOLS: OBD2 SCAN TOOL: https://amzn.to/4oP4Ik4 WRENCH SET: https://amzn.to/4e8QYgO LONG HANDLE 1/2 DR FLEX HEAD RATCHET: https://amzn.to/48lsbSZ NEIKO 3/8 SOCKET SET: https://amzn.to/4ssak4e BOEN 1/2 DRIVE SOCK SET: https://amzn.to/4dELUR8 GEARWRENCH RATCHETS SET: https://amzn.to/4cj1iAq MILWAUKEE 3/8 CORDLESS RATCHET: https://amzn.to/4swdcgl MULTIMETER: https://amzn.to/42gFhgO 12V-24V POWER PROBE: https://amzn.to/4cCqPFZ AS AN AMAZON ASSOCIATE I EARN FROM QUALIFYING PURCHASES. CONTENT FOR EDUCATIONAL PURPOSES ONLY, CONSULT MANUFACTURER PROCEDURES. #ToyotaSienna #P0504 #MechanicTips #CarRepair #BrakeSwitch 0:00 Identifying the problem 0:35 Locating the brake switch 1:33 Testing the old switch 3:23 Replacing the switch 4:27 Installing the new switch 5:38 Wiring diagram review