P0217-DECREASED ENGINE PERFORMANCE DUE TO ENGINE OVERHEAT CONDITION
- ECT SENSOR
- OTHER DTC'S
- MECHANICAL FAILURE
NOTE: Refer to VERIFICATION TESTS for appropriate verification test procedures.
With the DRBIII®, read DTCs. Are other Cooling system DTCs present?
Yes --> Trouble shoot the other DTCs first
No --> Go To 2
Allow the engine to reach normal operating temperature. Use a temperature probe and measure the engine temperature near the ECT Sensor. With the DRBIII®, read the Engine Temperature. Compare the temperature probe reading with the DRBIII® reading. Are the readings within 10°F of each other?
Yes --> Repair the cause of mechanical failure
No --> Replace the coolant temp sensor.