Celica Liftback L4-122 1998cc 2.0L DOHC Turbo (3S-GTE) (1992)
(unsafe) and the new shoes/linings will be subject to overheating and brake fade.
How To Measure
NOTE: For additional information on how to use a drum micrometer see Fundamentals and Basics. See: Service and Repair/Drum Removal
and Installation Notes
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A drum micrometer is used to measure the drum diameter.
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The micrometer scale should be initially set to the original (new) thickness of the drum.
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The base of the micrometer should be placed in the deepest groove in the drum and held steady while the measuring point is swiveled to find
the maximum diameter.
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The base and measuring point should be kept at the same depth in the drum.
Drum Micrometer
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The measurement should be repeated at 3 or more places around the circumference of the drum to determine if the drum is out of round. If the