Changan Kaicheng Zhongxing 4K22D4T Carbon Canister Vacuum Solenoid Valve 28596986 Precise Match

Changan Kaicheng ZX (ZX) 4K22D4T engine carbon canister vacuum solenoid valve OEM 28596986; precisely matches models powered by this powertrain. Housing uses high-temperature engineering plastic; internal coil and seals reinforced for long-term heavy-duty operation. Core function is to control the opening/closing of fuel vapor in the charcoal canister, maintaining intake pressure stability to prevent stumbling or startup difficulties. Installation requires disconnecting battery negative, clean interfaces, align markings, moderate difficulty.