Wells SU7687 Engine Coolant Temperature Sensor Coolant temperature sensors provide coolant temperature data to the engine management system When not replaced, vehicle could experience pinging, excessive hydrocarbons in oil resulting in premature engine bearing wear, spark plug fouling, catalytic converter failure, poor fuel economy and/or CEL/MIL illumination Designed to meet or exceed OE specifications in form, fit and function Global coverage for import and/or domestic applications