丰田Hiace 上游空燃比前传感器 89467-26020 234-9052 直装

Toyota Hiace upstream air-fuel ratio pre-sensor (OEM 89467-26020, compatible with 89467-12100, 89467-30020, 89467-30010) is a universal direct-insert part with no wiring changes required. Core function monitors air-fuel ratio in exhaust and sends signal to ECU to precisely control fuel injection, ensuring combustion efficiency. Fits 2005-2013 Toyota Hiace models; installation resolves idle instability, weak acceleration, or abnormal fuel consumption. If starting difficulty or sluggish power response, check this sensor first.