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What causes the P0442 code to appear in a Toyota Camry?
The P0442 code is a diagnostic trouble code that indicates a small leak in the evaporative emission control (EVAP) system. This code may appear in a Toyota Camry due to the following reasons: a. Loose or damaged gas cap: If the gas cap is not tightened properly or has a damaged seal, it can cause a small leak in the EVAP system. b. Faulty vent or purge valve: A malfunctioning vent valve or purge valve can cause the EVAP system to fail in sealing the vapor properly, leading to small leaks. c. Cracked or damaged EVAP lines: Damaged or cracked EVAP lines or hoses can lead to small leaks in the system. d. Faulty EVAP canister: A damaged or leaking EVAP canister can cause the P0442 code to appear. e. Leaking fuel tank or filler neck: Minor damage or corrosion in the fuel tank or filler neck can cause a small EVAP leak.
What Others are Asking
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