Jeep Cherokee 2000 Service Manual - page 1436
CONDITION
POSSIBLE CAUSES
CORRECTION
SHIFTS DELAYED OR
ERRATIC (SHIFTS ALSO
HARSH AT TIMES)
1. Fluid Level Low/High.
1. Correct fluid level and check for leaks if
low.
2. Throttle Linkage Misadjusted.
2. Adjust linkage as described in service
section.
3. Throttle Linkage Binding.
3. Check cable for binding. Check for return
to closed throttle at transmission.
4. Gearshift Linkage/Cable
Misadjusted.
4. Adjust linkage/cable as described in
service section.
5. Fluid Filter Clogged.
5. Replace filter. If filter and fluid contained
clutch material or metal particles, an
overhaul may be necessary. Perform lube
flow test.
6. Governor Valve Sticking.
6. Inspect, clean or repair.
7. Governor Seal Rings Worn/
Damaged.
7. Inspect/replace.
8. Clutch or Servo Failure.
8. Remove valve body and air test clutch,
and band servo operation. Disassemble
and repair transmission as needed.
9. Front Band Misadjusted.
9. Adjust band.
10. Pump Suction Passage Leak.
10. Check for excessive foam on dipstick
after normal driving. Check for loose pump
bolts, defective gasket. Replace pump
assembly if needed.
NO REVERSE (D RANGES
OK)
1. Gearshift Linkage/Cable
Misadjusted/Damaged.
1. Repair or replace linkage parts as
needed.
2. Park Sprag Sticking.
2. Inspect and replace as necessary.
3. Rear Band Misadjusted/Worn.
3. Adjust band; replace.
4. Valve Body Malfunction.
4. Remove and service valve body. Replace
valve body if any valves or valve bores are
worn or damaged.
5. Rear Servo Malfunction.
5. Remove and disassemble transmission.
Replace worn/damaged servo parts as
necessary.
6. Front Clutch Burnt.
6. Remove and disassemble transmission.
Replace worn, damaged clutch parts as
required.
HAS FIRST/REVERSE
ONLY (NO 1-2 OR 2-3
UPSHIFT)
1. Governor Valve, Shaft, Weights or
Body Damaged/Stuck.
1. Remove governor assembly and clean or
repair as necessary.
2. Valve Body Malfunction.
2. Stuck 1-2 shift valve or governor plug.
3. Front Servo/Kickdown Band
Damaged/Burned.
3. Repair/replace.
MOVES IN 2ND OR 3RD
GEAR, ABRUPTLY
DOWNSHIFTS TO LOW
1. Valve Body Malfunction.
1. Remove, clean and inspect. Look for
stuck 1-2 valve or governor plug.
2. Governor Valve Sticking.
2. Remove, clean and inspect. Replace
faulty parts.
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AUTOMATIC TRANSMISSION—30RH
XJ
DIAGNOSIS AND TESTING (Continued)