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Home >> Ford >> 2000 >> Contour SE, 2.5 L, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 73 (Automatic Transmission - Diagnosis - 4R100) >> Self-Diagnostic System >> Transmission Solenoid Cycling & Drive Test (Dynamic Test) >> Torque Converter Engagement

Torque Converter Engagement

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2002 Lincoln Navigator, 2002 Ford Expedition, 2001 Lincoln Navigator, 2001 Ford RV Cutaway, and 2001 Ford Pickup. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: DO NOT depress TCC switch with transmission in gear and vehicle at a stop. Damage to TCC may result.
NOTE: Both On/Off and TCC solenoids are tested as On/Off solenoids.

Accelerate and upshift vehicle into 3rd gear. Maintain constant speed and depress TCC switch. Torque converter clutch should engage, engine RPM should decrease, and LED should light Green. If TCC solenoid functions correctly, see appropriate SYMPTOM DIAGNOSIS under TROUBLE SHOOTING  for TCC engagement concerns. If TCC solenoid does not function correctly, perform TEST C: TORQUE CONVERTER CLUTCH ELECTRICAL CIRCUIT  under DIAGNOSTIC TESTS or TORQUE CONVERTER under COMPONENT TESTS in FORD 4R100 OVERHAUL article for TCC engagement concerns.

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