2010 Toyota Prius PHVFACTORY OEM SERVICE PROCEDURE

Mass Air Flow Meter: Removal: Removal

  1. REMOVE NO. 2 CYLINDER HEAD COVERΒ  . Refer toREMOVAL - Step 30
  2. REMOVE MASS AIR FLOW METERΒ 
    1. Disconnect the mass air flow meter connector.
      Fig 1: Identifying Mass Air Flow Meter Connector & Screws
      GTY236696Courtesy of Β© TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 2 screws and the mass air flow meter.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.