FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

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

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

L-R CLUTCH OR ACCUMULATOR SEAL LEAKAGE
Perform Clutch operation tests/ replace Accumulator Seal Rings.
Perform Transaxle 41 TE/AE Verification TEST VER-1A

STICKY THROTTLE POSITION SENSOR
Refer to Symptoms List, THROTTLE POSITION SIGNAL.
Perform Transaxle 41 TE/AE Verification TEST VER-1A

STUCK AIS MOTOR
Refer to Symptoms List under DRIVEABILITY DTCs, and CHECKING THE MINIMUM
IDLE AIR FLOW to repair failure.
Perform Transaxle 41 TE/AE Verification TEST VER-1A

WORN CLUTCHES
Recondition Transaxle.
Perform Transaxle 41 TE/AE Verification TEST VER- 1A