Symptom Chart

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

SYMPTOM CHART

Condition	Possible Sources	Action
Motor electronics cooling system (MECS) overheating	Clogged motor electronics (M/E) cooler or hoses.	INSPECT the M/E cooler and hoses for damage or plugging.
INSTALL a new M/E cooler or hoses as necessary.
M/E cooling system leaks.		INSPECT the M/E cooler and hoses for leaks. REPAIR or INSTALL new components as necessary.
M/E coolant pump does not operate		CHECK the M/E coolant pump secondary electrical system. GO to PINPOINT TEST A .
Radiator cooling fans.		CHECK the cooling fans. Refer to INTRODUCTION - GASOLINE article for Escape (gasoline) and Mariner or INTRODUCTION- HYBRID ESCAPE article for Escape (Hybrid).
Internal transaxle concerns.		Refer to INTRODUCTION - GASOLINE article for Escape (gasoline) and Mariner or INTRODUCTION- HYBRID ESCAPE article for Escape (Hybrid).
M/E coolant pump runs continuously	Shorted circuit(s). Motor electronics (M/E) coolant pump relay.	GO to PINPOINT TEST A .
High MECS temperature.		Refer to INTRODUCTION - GASOLINE article for Escape (gasoline) and Mariner or INTRODUCTION- HYBRID ESCAPE article for Escape (Hybrid).