Jeep Cherokee 2000 Service Manual - page 1047
CONDITION
POSSIBLE CAUSES
CORRECTION
GROWLING, GRATING OR
SCRAPING NOISES
1. Drive Plate Broken.
1. Replace.
2. Torque Converter Bolts Hitting
Dust Shield.
2. Dust shield bent. Replace or repair.
3. Planetary Gear Set Broken/
Seized.
3. Check for debris in oil pan and repair as
required.
4. Overrunning Clutch Worn/Broken.
4. Inspect and check for debris in oil pan.
Repair as required.
5. Oil Pump Components Scored/
Binding.
5. Remove, inspect and repair as required.
6. Output Shaft Bearing or Bushing
Damaged.
6. Remove, inspect and repair as required.
7. Clutch Operation Faulty.
7. Perform air pressure check and repair as
required.
8. Front and Rear Bands
Misadjusted.
8. Adjust bands.
DRAGS OR LOCKS UP
1. Fluid Level Low.
1. Check and adjust level.
2. Clutch Dragging/Failed
2. Air pressure check clutch operation and
repair as required.
3. Front or Rear Band Misadjusted.
3. Adjust bands.
4. Case Leaks Internally.
4. Check for leakage between passages in
case.
5. Servo Band or Linkage
Malfunction.
5. Air pressure check servo operation and
repair as required.
6. Overrunning Clutch Worn.
6. Remove and inspect clutch. Repair as
required.
7. Planetary Gears Broken.
7. Remove, inspect and repair as required
(look for debris in oil pan).
8. Converter Clutch Dragging.
8. Check for plugged cooler. Perform flow
check. Inspect pump for excessive side
clearance. Replace pump as required.
WHINE/NOISE RELATED
TO ENGINE SPEED
1. Fluid Level Low.
1. Add fluid and check for leaks.
2. Shift Cable Incorrect Routing.
2. Check shift cable for correct routing.
Should not touch engine or bell housing.
TORQUE CONVERTER
LOCKS UP IN SECOND
AND/OR THIRD GEAR
Lockup Solenoid, Relay or Wiring
Shorted/Open.
Test solenoid, relay and wiring for
continuity, shorts or grounds. Replace
solenoid and relay if faulty. Repair wiring
and connectors as necessary.
HARSH 1-2 OR 2-3
SHIFTS
Lockup Solenoid Malfunction.
Remove valve body and replace solenoid
assembly.
XJ
AUTOMATIC TRANSMISSION—30RH
21 - 139
DIAGNOSIS AND TESTING (Continued)