Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

2006 Lexus IS 350FACTORY OEM SERVICE PROCEDURE

Mass Air Flow Meter: Installation

INSTALL MASS AIR FLOW METER
1. Install a new O-ring to the MAF meter.
  
  Fig 1: Identifying Mass Air Flow Meter
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Install the MAF meter with the 2 screws.
3. Connect the MAF meter connector.
INSTALL ENGINE ROOM SIDE COVER RH (See INSTALLATION )
INSTALL COOL AIR INTAKE DUCT SEAL (See INSTALLATION )

Fig 2: Identifying MAF Meter Connector
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Factory Service Tools

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When to See a Mechanic

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

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

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