Mass Air Flow Meter Model numbers - 3163 00 3877013 - 3163003877013 Related numbers - 0, 280, 218, 220, 0280218220 Function and purpose - Measures mass air flow to provide essential data to the engine management system - Its readings enable the control unit to manage air intake and fuel delivery for proper system operation Key benefits - Delivers accurate mass air flow data to support reliable engine performance - Supports correct operation of related engine management systems by providing needed measurement data - Uses clearly identified model and related numbers to aid identification, replacement, and sourcing What makes it suitable - Designed to function as a mass air flow sensor unit within systems that rely on precise air flow measurements - The specified model numbers and associated parts help ensure the correct component is selected and replaced Use scenarios - Vehicle maintenance and repair: replace or install in engines that require the listed mass air flow sensor models to restore accurate air flow readings - Diagnostics and testing: use as part of testing procedures to verify air flow data and diagnose engine performance issues related to intake measurements - Fleet maintenance and servicing: incorporate into routine service workflows to maintain consistent engine management data across vehicles that use these model numbers Performance and compatibility notes - Function is focused on measuring mass air flow to support engine and related system operation - The description references specific model numbers and associated parts to aid correct identification and sourcing - No size, material, or additional performance specifications are provided beyond the measurement role and the listed model numbers and related identifiers