Jeep Wrangler 1997, Manual

Page: 995 / 1152

DIAGNOSIS CHART (CONTINUED)
CONDITION POSSIBLE CAUSES CORRECTION
6. Valve Body Malfunctioned. 6. Check press and inspect valve body.
Replace valve body (as assembly) if
any valve or bore is damaged. Clean
and reassemble correctly if all parts are
in good condition.
7. Transmission Internal Component
Damaged. 7. Remove and disassemble
transmission. Repair or replace failed
components as needed. Remove and
disassemble transmission. Repair or
replace failed components as needed.
8. Park Sprag not Releasing 8. Remove, disassemble, repair.
9. Torque Converter Damage. 9. Check Stall Speed, Worn/Damaged/
Stuck. Inspect and replace as required.
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.
TJ
TRANSMISSION AND TRANSFER CASE 21 - 89
DIAGNOSIS AND TESTING (Continued)