Harsh Upshifts

SYMPTOM:
HARSH UPSHIFTS

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

Repair Instructions:
FAILED (BURNT) OIL
Replace Transaxle Oil and Filter.
Perform Transaxle 42LE Verification TEST VER-1A Verification Test VER-1A - Transmission Control System
ENGINE COOLANT TEMPERATURE STAYS LOW TOO LONG
Check Coolant System / Thermostat stuck. Also, check for PCM DTC's.
Perform Transaxle 42LE 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 42LE Verification TEST VER-1A Verification Test VER-1A - Transmission Control System
STICKY THROTTLE POSITION SENSOR
Refer to Symptoms List, THROTTLE POSITION SIGNAL.
Perform Transaxle 42LE Verification TEST VER-1A Verification Test VER-1A - Transmission Control System
STUCK IAC MOTOR
Refer to Symptoms List under DRIVEABILITY DTCs, and CHECKING IAC MOTOR to repair failure. Perform Transaxle 42LE Verification TEST VER-1A Verification Test VER-1A - Transmission Control System
WORN CLUTCHES
Recondition Transaxle.
Perform Transaxle 42LE Verification TEST VER-1A Verification Test VER-1A - Transmission Control System