Functional Check

Begin with the Functional Check Procedure which provides a general outline of how to diagnose automatic transaxle. The following functional check procedure will indicate the proper path of diagnosing the transaxle by describing the basic checks and then referencing the locations of the specific checks.

• Check the fluid level according to the Fluid Level Service Procedure.
• Check the transaxle for fluid leaks.
• Check if the transaxle fluid is not burnt by color and smell.
• Ensure that the transaxle is not in Limp Home Mode (LHM).
• Check the battery terminals and the ground connections for corrosion or looseness.
• Check that the cooler flow is not restricted.
• Check all electrical connections for tightness.
• Use on-board diagnostic tool or a scan tool to see if any transaxle trouble codes have been set. Refer to the appropriate Diagnostic Trouble Code (DTC) Identification  information and repair the vehicle as directed. After repairing the vehicle, perform the road test and verify that the code has not set again.
• Perform the Electrical / Garage Shift Tests.
• Perform the Road Test Procedure.
• Inspect the oil and check for metal or other contaminants in the oil pan.