Automatic Transmission/Transaxle: Testing and Inspection
SLIPS IN DRIVE1. Incorrectly adjusted throttle control cable.
2. Low fluid level.
3. Incorrectly adjusted manual control cable.
4. Line pressure too low.
5. Damaged rear clutch and piston.
6. Damaged overrunning clutch.
7. Defective valve body.
8. Defective torque converter.
9. Defective oil pump.
10. Damaged one way clutch.
11. Insufficiently tightened center support.
SLIPS IN REVERSE
1. Incorrectly adjusted throttle control cable.
2. Low fluid level.
3. Incorrectly adjusted manual control cable.
4. Line pressure too low.
5. Defective valve body.
6. Damaged front clutch and piston.
7. Damaged low-reverse brake and piston.
8. Missing O-ring in low-reverse brake circuit between valve body and case.
9. Defective torque converter.
10. Defective oil pump.
11. Insufficiently tightened center support.
LOW STALL SPEED
1. Incorrectly adjusted throttle control cable.
2. Faulty engine performance.
3. Defective torque converter.
NO MOVEMENT IN DRIVE
1. Incorrectly adjusted throttle control cable.
2. Low fluid level.
3. Incorrectly adjusted manual control cable.
4. Line pressure too low.
5. Damaged rear clutch and piston.
6. Damaged overrunning clutch.
7. Defective valve body.
8. Defective oil pump.
NO MOVEMENT IN REVERSE
1. Incorrectly adjusted throttle control cable.
2. Low fluid level.
3. Incorrectly adjusted manual control cable.
4. Line pressure too low.
5. Defective valve body.
6. Damaged front clutch and piston.
7. Damaged low-reverse brake and piston.
8. Missing O-ring in low-reverse brake circuit between valve body and case.
9. Defective oil pump.
10. Insufficiently tightened center support.
INCORRECTLY CALIBRATED 1-2 UPSHIFT OR NO 1-2 UPSHIFT
1. Incorrectly adjusted throttle control cable.
2. Low fluid level.
3. Line pressure too low.
4. Defective valve body.
5. Damaged governor valve.
6. Damaged kickdown band or servo.
7. Incorrectly adjusted kickdown band.
8. Damaged front clutch and piston.
SLIPPING OR DELAYED 1-2 UPSHIFT
1. Incorrectly adjusted throttle control cable.
2. Low fluid level.
3. Line pressure too low.
4. Defective valve body.
5. Damaged kickdown band or servo.
6. Incorrectly adjusted kickdown band.
7. Damaged front clutch and piston.
INCORRECTLY CALIBRATED 2-3 UPSHIFT OR NO 2-3 UPSHIFT
1. Incorrectly adjusted throttle control cable.
2. Low fluid level.
3. Line pressure too low.
4. Defective valve body.
5. Damaged front clutch and piston.
6. Damaged governor valve.
DELAYED 2-3 UPSHIFT
1. Incorrectly adjusted throttle control cable.
2. Low fluid level.
3. Line pressure too low.
4. Defective valve body.
5. Damaged front clutch and piston.
POOR DRIVEABILITY OR OVERHEATS IN DRIVE
1. Incorrectly adjusted manual control cable.
2. Defective valve body.
3. Damaged kickdown band or servo.
4. Incorrectly adjusted kickdown band.
SLIPS OR SHUDDERS IN LOW
1. Incorrectly adjusted throttle control cable.
2. Low fluid level.
3. Incorrectly adjusted manual control cable.
4. Defective valve body.
UPSHIFTS IN LOW
1. Incorrectly adjusted manual control cable.
HARSH 3-2 DOWNSHIFT
1. Incorrectly adjusted manual control cable.
2. Low fluid level.
3. Line pressure too low.
4. Defective valve body.
5. Incorrectly adjusted kickdown band.
6. Incorrectly adjusted kickdown servo.
7. Defective oil pump.
DOES NOT ENGAGE IN PARK
1. Incorrectly adjusted manual control cable.
2. Defective parking mechanism.
CONVERTER GROANS AS ENGINE SPEED INCREASES
1. Defective oil pump.
2. Defective oil pump and/or bushing.
EXCESSIVE NOISE OR CHATTER FROM CONVERTER HOUSING
1. Worn or damaged drive plate.
2. Loose drive plate bolt(s).
EXCESSIVE NOISE FROM CASE
1. Worn or damaged gearing and/or rotating parts.
ENGINE STALLS WHEN SHIFTING FROM ``N'' TO ``D'' OR ``R''
1. Faulty engine performance.
2. Incorrectly adjusted idling RPM.
3. Defective valve body.
4. Damaged clutch solenoid valve.
VEHICLE MOVES IN ``P'' OR ``N''
1. Incorrectly adjusted manual control cable.
2. Damaged parking mechanism.
3. Defective valve body.
1. Incorrectly adjusted idling RPM.
2. Incorrectly adjusted throttle control cable.
3. Incorrectly adjusted manual control cable.
4. Defective valve body.
5. Damaged front clutch and piston.
6. Damaged rear clutch and piston.
7. Damaged low-reverse brake and piston.
UNSMOOTH START
1. Faulty engine performance.
2. Incorrectly adjusted throttle control cable.
3. Incorrectly adjusted manual control cable.
4. Defective torque converter.
5. Low fluid level.
6. Low line pressure.
7. Defective valve body.
HIGH CREEP AND IDLE VIBRATION
1. Incorrectly idling RPM.
2. Incorrectly adjusted throttle control cable.