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: Ignition Coil Assemblies Wiring Diagram

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Fig 2: Diagnosis & Repair Of ECM To Ignition Coil Assembly & Circuits (1 Of 3)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 3: Diagnosis & Repair Of ECM To Ignition Coil Assembly & Circuits (2 Of 3)

Fig 4: Diagnosis & Repair Of ECM To Ignition Coil Assembly & Circuits (3 Of 3)