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Home >> Toyota >> 2001 >> Sienna CE >> Repair and Diagnosis >> External Pages >> Different car >> Section 412 (Power Door Lock - Diagnosis) >> Power Door Lock Active Test (Rear Door RH) >> Circuit Description

Circuit Description

WARNING: This page is about a different car, the 2004 Lexus ES 330. However, it is still accessible from the selected car via links, so may be relevant.

When the ignition switch is ON, the body ECU monitors the signal via the power door lock motor.

NOTE: Power door lock system use a large-scale body multiplex communications. First of all, confirm the communication function depending on the "how to proceed with troubleshooting", and check that there is no abnormality in the communication system. Then finally proceed with the troubleshooting. Confirm the diagnostic code before troubleshooting.
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