TM 10-3930-669-20 2.  TRANSMISSION MALFUNCTIONS IN FORWARD (CONT). KNOWN INFO Transmission control switches OK. Transmission operates normally in neutral and reverse. Transmission oil temperature gauge OK. Transmission forward solenoid OK. Tachometer OK. Clutch OK. Engine idle speed OK. Transmission oil pressure is not too high. Clutch plates OK. Gear teeth OK. Transmission is not leaking oil. POSSIBLE PROBLEMS Transmission oil level low. Transmission oil pressure low. Internal transmission oil leaks. KNOWN INFO Transmission control switches OK. Transmission operates normally in neutral and reverse. Transmission oil temperature gauge OK. Transmission forward solenoid OK. Tachometer OK. Clutch OK. Engine idle speed OK. Transmission oil pressure is not too high. Clutch plates OK. Gear teeth OK. Transmission is not leaking oil. Transmission oil level OK. POSSIBLE PROBLEMS Transmission oil pressure low. Internal transmission oil leaks. TEST OPTIONS Visual inspection. REASON FOR QUESTION II transmission oil level is low, transmission will engage too slowly. TEST OPTIONS Pressure test and STE/ICE-R #10. REASON FOR QUESTION If transmission oil pressure is low, transmission may have internal mechanical failure. 2-302