Checks
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Causes
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4-5-6 Clutch Assembly
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| • |
Inspect for damaged, stripped or sheared splines
on 4-5-6 Clutch Plates (526-528), Backing Plate (529) |
| • |
Inspect for broken or fatiqued 4-5-6 Clutch Waved
Plate (525) |
| • |
Inspect for damaged or broken 4-5-6 Clutch Piston
(520) and Piston Seals (518, 519, 521) |
| • |
Inspect for broken or fatigued 4-5-6 Piston Return
Spring (522) |
| • |
Inspect for broken or disengaged 4-5-6 Backing
Plate Retainer (532) |
| • |
Inspect for damaged or broken 4-5-6 Clutch Dam
Piston (523) and piston seals damaged, worn or delaminating |
| • |
Inspect for broken or disengaged 4-5-6 Clutch Dam
Retainer (524) |
| • |
Inspect for stripped or sheared splines on the
Reaction Carrier Hub (531) |
| • |
Inspect for stripped or sheared splines on 3-5
Rev/4-5-6 Housing to Turbine Shaft (516) |
| • |
Inspect for loose, worn or damaged 3-5 Rev/4-5-6
Housing Bushing |
| • |
Inspect for broken, porous or improper surface
finish or plugged oil passages of the 3-5 Rev/4-5-6 Housing
(516) |
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Transmission Case Assembly
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Inspect the input shaft support (56) for missing or damaged fluid
ring seals (58).
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Control Valve Body Assembly
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Inspect the reverse and 4-5-6 regulator valve (411) and ball check
valve (404) for debris and stickyness.
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Control Solenoid (w/Body and TCM) Valve Assembly
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Check the pressure control solenoid 3 (R1/456) for proper
operation. Refer to
Control Solenoid Valve and Transmission Control Module Assembly
Solenoid Performance Test .
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