C: Torque Converter Clutch (TCC) Solenoid

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NOTE: This pinpoint test is designed to diagnose the torque converter clutch (TCC) solenoid electrical system ONLY. To prevent replacement of good components, note that the following areas may be of concern:
- engine-performance, cooling
- electrical-battery, input sensors, wiring harnesses, brake switch
- transaxle-internal transaxle components, linkage, cooling

This pinpoint test is designed to diagnose the following components:
- transmission wiring harness, TCC, VPWR
- powertrain control module