No EMCC Engagement

Symptom:
* NO EMCC ENGAGEMENT

POSSIBLE CAUSES:
ENGINE COOLANT TEMP TOO LOW - SEE COOLING SYSTEM FOR DIAGNOSIS AND REPAIR
FAILED ENGINE COOLANT TEMPERATURE SENSOR (ECT) - CHECK PCM DTC'S
BRAKE LIGHT SWITCH MISADJUSTED (INDICATING "BRAKE ON" WHEN BRAKES ARE NOT ON)