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Home >> Mazda >> 1986 >> RX-7 Base, Automatic >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Diagnosis & Overhaul - JATCO E4N71B, JM600, L3N71B & L4N71B >> Trouble Shooting >> Symptom Diagnosis >> No Kickdown At Normal Speeds In 3rd

No Kickdown At Normal Speeds In 3rd

Check kickdown solenoid, switch and wiring. Check vacuum diaphragm and hoses. Check ATF quality. Check control valve body and governor valve. Check 2nd band brake and for oil passage leakage.