Symptom Chart

WARNING: This page is about a different variant/trim than selected.

Symptom	Possible Sources	Action
SOBDMC/ TCM overheating	Clogged SOBDMC/ TCM radiator or hoses	INSPECT the SOBDMC/ TCM radiator and hoses for damage or plugging. INSTALL a new SOBDMC/ TCM radiator or hoses as necessary.
SOBDMC/ TCM overheating	Radiator cooling fans	Refer to Engine Controls - Symptom Charts (Hybrid)
SOBDMC/ TCM overheating	Active Grille Shutter Stuck Closed	REFER to: Active Grille Shutter .
SOBDMC/ TCM overheating	Internal transaxle concern	Refer to Engine Controls - Symptom Charts (Hybrid)
SOBDMC/ TCM coolant low	Improperly connected SOBDMC/ TCM coolant hoses	Disconnect coolant lines. Inspect mating services for any debris or defect. Reinstall lines, ensuring positive connection (i.e. push-click-pull). Refill expansion tank REFER to: Engine Cooling System Draining, Filling and Bleeding . Pressure test the system. Perform a road test and inspect for leaks.
SOBDMC/ TCM coolant low	Damaged SOBDMC/ TCM coolant expansion tank, radiator or hoses	Disconnect the coolant lines. Inspect mating surfaces for any debris or defect. Inspect the SOBDMC/ TCM coolant expansion tank, radiator, and hoses for leaks. Reinstall lines, ensuring positive connection (i.e. push-click-pull). Refill expansion tank REFER to: Engine Cooling System Draining, Filling and Bleeding . Pressure test the system. Perform a road test and inspect for leaks.
SOBDMC/ TCM coolant pump does not operate	Damaged SOBDMC/ TCM pump wiring or SOBDMC/ TCM	Refer to Engine Controls - Symptom Charts (Hybrid)