Toyota/Lexus Part Replacement Without A Procedure

I-CAR · October 7, 2026 · Toyota, Lexus

Summary

This article clarifies Toyota and Lexus guidelines for when an OE weld-on service part is available but lacks a published installation procedure. According to Toyota CRIB #155, technicians are permitted to install the component at the original factory seams using Squeeze-Type Resistance Spot Welding (STRSW) and/or MIG/MAG welding.

What to do on the job

Install the weld-on service component at the original factory seams using STRSW and/or MIG/MAG welding methods when no specific installation procedure is published.

How to use it

Use this document to justify labor and operations for replacing weld-on parts at factory seams when an insurer questions the lack of a vehicle-specific step-by-step OEM procedure. Reference Toyota/Lexus CRIB #155 as the official authority allowing this repair methodology.

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