Dodge 2001 Ram 1500 Owner's Manual page 1963

21 - 328 AUTOMATIC TRANSMISSION - 44RE
AUTOMATIC TRANSMISSION - 44RE (Continued)
CONDITION
DELAYED 3-4 UPSHIFT
(SLOW TO ENGAGE)
TORQUE CONVERTER
LOCKS UP IN SECOND
AND/OR THIRD GEAR
HARSH 1-2, 2-3, 3-4 OR
3-2 SHIFTS
NO START IN PARK OR
NEUTRAL
POSSIBLE CAUSES
6. Overdrive Unit Thrust Bearing
Failure.
7. O/D Check Valve/Bleed Orifice
Failure.
1. Fluid Level Low.
2. Throttle Valve Cable Mis-adjusted.
3. Overdrive Clutch Pack Worn/
Burnt.
4. TPS Faulty.
5. Overdrive Clutch Bleed Orifice
Plugged.
6. Overdrive Solenoid or Wiring
Shorted/Open.
7. Overdrive Excess Clearance.
8. O/D Check Valve Missing or
Stuck.
Lockup Solenoid, Relay or Wiring
Shorted/Open.
Lockup Solenoid Malfunction.
1. Gearshift Linkage/Cable
Mis-adjusted.
2. Neutral Sense Wire Open/Cut.
3. Park/Neutral Switch, or
Transmission Range Sensor Faulty.
4. Park/Neutral Switch, or
Transmission Range Sensor
Connection Faulty.
5. Valve Body Manual Lever
Assembly Bent/Worn/Broken.
CORRECTION
6. Disassemble overdrive unit and replace
thrust bearing (NO. 1 thrust bearing is
between overdrive piston and clutch hub;
NO. 2 thrust bearing is between the
planetary gear and the direct clutch spring
plate; NO. 3 thrust bearing is between
overrunning clutch hub and output shaft).
7. Check for function/secure orifice insert in
O/D piston retainer.
1. Add fluid and check for leaks.
2. Adjust throttle valve cable.
3. Remove unit and rebuild clutch pack.
4. Test with DRB scan tool and replace as
necessary
5. Disassemble transmission and replace
orifice.
6. Test solenoid and check wiring for
loose/corroded connections or shorts/
grounds. Replace solenoid if faulty and
repair wiring if necessary.
7. Remove unit. Measure end play and
select proper spacer.
8. Check for presence of check valve.
Repair or replace as required.
Test solenoid, relay and wiring for
continuity, shorts or grounds. Replace
solenoid and relay if faulty. Repair wiring
and connectors as necessary.
Remove valve body and replace solenoid
assembly.
1. Adjust linkage/cable.
2. Check continuity with test lamp. Repair
as required.
3. Refer to service section for test and
replacement procedure.
4. Connectors spread open. Repair.
5. Inspect lever assembly and replace if
damaged.
BR/BE