Diagnosis & Repair

WARNING: This page is about a different car, the 2003 Lexus ES 300. However, it is still accessible from the selected car via links, so may be relevant.

For wiring diagram, see Fig 1. For diagnosis and repair, see Fig 2-Fig 4 .

Fig 1: Mass Air Flow Meter Circuit Wiring Diagram

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Fig 2: Diagnosis & Repair Of Mass Air Flow Meter Circuit (1 Of 3)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 3: Diagnosis & Repair Of Mass Air Flow Meter Circuit (2 Of 3)

Fig 4: Diagnosis & Repair Of Mass Air Flow Meter Circuit (3 Of 3)