P3403 DTC For Toyota Prius

Toyota Prius Engine Specifications:
Engine Type :Single Cylinder Engine
Cylinder Type :Opposed Cylinder Engine
Engine Air Intake Process :Turbocharged Engine

Your Toyota Prius engine control system detects a problem, the computer stores the diagnostic trouble code P3403 in its memory. To figure out what is wrong with your vehicle you must first extract the P3403 DTC For Toyota Prius.

Another consequence of P3403 Toyota Prius engine overheating may be a blown head gasket. Heat makes aluminum swell almost three times faster than cast iron. Thermal stress can distort the head and make it swell in areas that are hottest like those between exhaust valves in adjoining cylinders, and areas that have restricted coolant flow like the narrow area that separates the cylinders. The typical aluminum head swells most in the middle, which can crush the head gasket if the head gets too hot. This will usually cause the head gasket to leak compression between adjacent cylinders, or leak coolant into the cylinders.

P3403 Toyota Prius DTC Meaning

P Powertrain Code - Problem is related engine, transmission and emissions systems.
3 SAE - Generic
4 Fuel And Air Metering (Injector Circuit Malfunctions Only)
0 Air Conditioning (A/C) Clutch Feedback Circuit High Voltage
3 TFP Valve Position Switch-Drive Without Drive Ratio

While fuel economy was increased, acceleration was seriously compromised, and the loss of engine vacuum led to a dangerous loss of braking assist when the P3403 Toyota Prius code system was in four-cylinder mode. In addition to these issues, while the company proposed a hydraulically controlled system that could be switched from within the car, the version they implemented had to be manually changed in the engine compartment using hand tools.

P3402 DTC (Previous DTC Code) ( Next DTC Code ) P3404 DTC
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The listed Toyota models will give information about P3403 DTC.