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Oil Level Thermal Sensor -G266-, Checking

Function

The Oil Level Thermal Sensor -G266- detects oil level and temperature in the oil pan. This information is sent to the Engine Control Module -J623-.

Special tools and workshop equipment required

Multimeter.
Wiring Diagram.
Scan Tool.

Test requirements

Fuses OK.
Battery voltage OK.
Switch OFF all electrical and electronic accessories.
Vehicles with Auto. Transmission, ensure Selector Lever position is in "P".
Vehicles with Man. Transmission, ensure Shifter Lever position is in "N" with Parking Brake applied.
Observe all safety precautions: SAFETY PRECAUTIONS .
View clean working conditions: CLEAN WORKING CONDITIONS .
For Hybrid vehicles refer to: HIGH VOLTAGE SYSTEM GENERAL WARNINGS .

Step	Procedure	Result / Action to Take
1	PERFORM: Preliminary Check to verify the customers complaint. Refer to PRELIMINARY CHECK . -- Was Complaint verified?	-- YES: GO TO: Step 2 Oil Level Thermal Sensor -G266-, CHECKING => . -- NO: GATHER more information from customer about the complaint.
2	IGNITION: ON. CHECK: Oil Level Thermal Sensor -G266- harness connector terminals 1 to 2 for voltage. SPECIFIED VALUE: Battery voltage. IGNITION: OFF.	YES: GO TO: Step 3 Oil Level Thermal Sensor -G266-, CHECKING => . NO: CHECK: Wiring for open, high resistance, short or harness connector for damage, corrosion, loose or broken terminals. REPAIR: Faulty wiring or connector. REPLACE: Any open fuses. GO TO: Step 4 Oil Level Thermal Sensor -G266-, CHECKING => .
3	IGNITION: OFF. DISCONNECT: Oil Level Thermal Sensor -G266- harness connector. REMOVE: Engine Control Module - J623-. Refer to appropriate Service Information. CHECK: Oil Level Thermal Sensor -G266- harness connector terminal 3 to the Engine Control Module - J623- harness connector T60 / 7 for resistance. SPECIFIED VALUE: 0.5 Ω (± 0.3 Ω). -- Were Values obtained?	-- YES: REMOVE: Oil Level Thermal Sensor -G266-. Refer to appropriate Service Information. CHECK: Oil Level Thermal Sensor -G266- wheel for proper seating, damage and/or run - out. Refer to appropriate Service Information. Sensor wheel OK. REPLACE: Oil Level Thermal Sensor -G266-. Refer to appropriate Service Information. GO TO: Step 4 Oil Level Thermal Sensor -G266-, CHECKING => . -- NO: CHECK: Wiring for open, high resistance, short or harness connector for damage, corrosion, loose or broken terminals. REPAIR: Faulty wiring or connector. GO TO: Step 4 Oil Level Thermal Sensor -G266-, CHECKING => .
4	Final Procedure Perform a road test to verify repair. Do any DTC's return:	-- YES: FAULT DOES RETURN: REPLACE: Engine Control Module - J623-. Refer to appropriate Service Information. FAULT DOES NOT RETURN: Check the DTC memory. Refer to DIAGNOSTIC MODE 03 - READ DTC MEMORY . Perform the diagnostic procedure for that DTC. -- NO: Repair is complete. Generate readiness code. Refer to READINESS CODE . Return vehicle to Customer.