John Deere 4045 / 6068 — Remove and Install Engine Coolant Temperature (ECT) Sensor
Repair & overhaul · Engine coolant temperature sensor
For the John Deere 4045 / 6068, from the John Deere service manual.
Applies to: John Deere 4045, John Deere 6068
Procedure
- Disconnect ECT sensor (A) wiring connector and remove sensor.
- Replace parts as necessary.
- Coat new sensor O-ring with TY6333 High Temperature Grease and install sensor in thermostat housing. Tighten to specifications.
- Reconnect sensor wiring connection.
Specs & values
- Coolant temperature sensor (in thermostat cover) 10 N·m (7 lb-ft)
Full service-parts list: John Deere 4045 →, John Deere 6068 →
Source: John Deere service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.