长城H5 H6 1.5T 刹车灯开关 4134400-K00 原厂规格直插替换

Great Wall H5/H6 equipped with 1.5T engine brake light switch OEM 4134400-K00, direct plug-in replacement, universal by batch, ready to use. Its function is to control brake light operation and simultaneously send braking signals to the engine computer to ensure driving safety. After replacement, brake lights will function correctly, cruise control will be restored, and shifting may become smoother. If brake lights respond slowly, brake pedal triggers dashboard fault lamp, or shifting jolts occur, the switch is aging and replacement restores operation.