P pmclaug6 Member Dec 31, 2022 #1 05 Z4 3.0 with 40K miles. Service engine soon light just came on. OBDII reading a P2185 "Engine Coolant Temperature Sensor 2 Circuit High" code. Any thoughts on things to do before taking it in? I'd rather fix it myself if possible Thanks guys
05 Z4 3.0 with 40K miles. Service engine soon light just came on. OBDII reading a P2185 "Engine Coolant Temperature Sensor 2 Circuit High" code. Any thoughts on things to do before taking it in? I'd rather fix it myself if possible Thanks guys
BumpyZ4 Active member New Orleans, LA USA Jan 4, 2023 #2 Check the connector on the temp sensor that is in the lower radiator hose for corrosion and general condition. If it looks OK you can change the sensor as it is cheap and easy to change (no tools required). Attachments InkedTemp Sensor.jpg 175.8 KB · Views: 265
Check the connector on the temp sensor that is in the lower radiator hose for corrosion and general condition. If it looks OK you can change the sensor as it is cheap and easy to change (no tools required).
