Harsh Downshifts

SYMPTOM:
* HARSH DOWNSHIFTS

POSSIBLE CAUSES
UD CLUTCH CLEARANCE TOO LOW
ENGINE COOLANT TEMP TOO LOW
L-R CLUTCH OR ACCUMULATOR SEAL LEAKAGE
STICKY THROTTLE POSITION SENSOR
STUCK AIS MOTOR
DEFECTIVE SOLENOID ASSEMBLY
L-R SWITCH VALVE STICKY

REPAIR INSTRUCTIONS:
UD CLUTCH CLEARANCE TOO LOW
Replace UD clutch Plates and discs, set clearance to specifications.
Perform Transaxle 41 TE/AE Verification TEST VER-1A. Verification Test VER-1A - Transmission Control System
ENGINE COOLANT TEMP TOO LOW
Check Coolant System/Thermostat stuck. Also, check for PCM DTC's, refer to Powertrain Management.
Perform Transaxle 41 TE/AE Verification TEST VER-1A. Verification Test VER-1A - Transmission Control System
L-R CLUTCH OR ACCUMULATOR SEAL LEAKAGE
Perform Clutch operation tests/ replace Accumulator Seal Rings.
Perform Transaxle 41 TE/AE Verification TEST VER-1A. Verification Test VER-1A - Transmission Control System
STICKY THROTTLE POSITION SENSOR
Refer to Symptoms List, THROTTLE POSITION SIGNAL.
Perform Transaxle 41 TE/AE Verification TEST VER-1A. Verification Test VER-1A - Transmission Control System
STUCK AIS MOTOR
Refer to Symptoms List under DRIVEABILITY DTCs, and CHECKING THE MINIMUM IDLE AIR FLOW to repair failure, refer to Powertrain Management.
Perform Transaxle 41 TE/AE Verification TEST VER-1A. Verification Test VER-1A - Transmission Control System
DEFECTIVE SOLENOID ASSEMBLY
Replace Solenoid Pack.
Perform Transaxle 41AE/TE Verification TEST VER-1A. Verification Test VER-1A - Transmission Control System
L-R SWITCH VALVE STICKY
Recondition Valve Body.
Perform Transaxle 41AE/TE Verification TEST VER-1A. Verification Test VER-1A - Transmission Control System