FixVault
Home
›
Cadillac
›
1991
›
Seville Base
›
Repair and Diagnosis
›
Engine Performance
›
System
›
Engine Controls - Tests W/Codes
›
Diagnostic Tests
›
Pcm Code EO37, Shorted Mat Sensor Circuit
›
Test Conditions:
Test Conditions:
Codes EO14 and EO15 not set. Coolant sensor temperature less than or equal to 212°F (100°C).