Harsh Upshifts

SYMPTOM:
* HARSH UPSHIFTS

POSSIBLE CAUSES
FAILED (BURNT) OIL
ENGINE COOLANT TEMP TOO LOW
L-R CLUTCH OR ACCUMULATOR SEAL LEAKAGE
STICKY THROTTLE POSITION SENSOR
STUCK AIS MOTOR
WORN CLUTCHES

REPAIR INSTRUCTIONS:
FAILED (BURNT) OIL
Replace Transaxle Oil and Filter.
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.
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, see Powertrain Management.
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, see Powertrain Management.
Perform Transaxle 41 TE/AE Verification TEST VER-1A. Verification Test VER-1A - Transmission Control System
WORN CLUTCHES
Recondition Transaxle.
Perform Transaxle 41 TE/AE Verification TEST VER-1A. Verification Test VER-1A - Transmission Control System