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Charge Pressure Actuator Position Sensor - G581-, CHECKING

Function

This test below is for the Charge Pressure Actuator Position Sensor - G581-.

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.
Coolant Temperature: ≥ 80° C.
Observe all safety precautions: SAFETY PRECAUTIONS .
View clean working conditions: CLEAN WORKING CONDITIONS .

Test Procedure

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 Charge Pressure Actuator Position Sensor - G581-, CHECKING => 2 . -- NO: GATHER more information from customer about the complaint.
2	CONNECT: Scan Tool. START or CRANK: Engine. CHECK: Engine rpm. SPECIFIED VALUE: Cranking or Idle rpm. IGNITION: OFF. -- Was Value obtained?	-- YES: GO TO Step 3 Charge Pressure Actuator Position Sensor - G581-, CHECKING => 3 . -- NO: GO TO Step 4 Charge Pressure Actuator Position Sensor - G581-, CHECKING => 4 .
3	CONDITION: May be intermittent. PERFORM: Visual Inspection of wiring and component. 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 7 Charge Pressure Actuator Position Sensor - G581-, CHECKING => 7 .
4	DISCONNECT: Charge Pressure Actuator Position Sensor - G581- harness connector. IGNITION: ON. CHECK: Charge Pressure Actuator Position Sensor - G581- harness connector terminals 1 to 3 for voltage. SPECIFIED VALUE: About 5.0 V. IGNITION: OFF. -- Was Value obtained?	-- YES: GO TO Step 5 Charge Pressure Actuator Position Sensor - G581-, CHECKING => 5 . -- NO: GO TO Step 6 Charge Pressure Actuator Position Sensor - G581-, CHECKING => 6 .
5	REMOVE: Engine Control Module - J623-. Refer to appropriate repair information. CHECK: Charge Pressure Actuator Position Sensor - G581- harness connector terminal 2 to the Engine Control Module - J623- harness connector T60 / 58 for resistance. SPECIFIED VALUE: 0.5 Ω (± 0.3 Ω). -- Was Value obtained?	-- YES: REMOVE: Charge Pressure Actuator Position Sensor - G581-. Refer to appropriate repair information. CHECK: Charge Pressure Actuator Position Sensor - G581- wheel for proper seating, damage and/or run - out. Refer to appropriate repair information. Sensor wheel OK. REPLACE: Charge Pressure Actuator Position Sensor - G581-. Refer to appropriate repair information. GO TO: Step 7 Charge Pressure Actuator Position Sensor - G581-, CHECKING => 7 . -- 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 7 Charge Pressure Actuator Position Sensor - G581-, CHECKING => 7 .
6	REMOVE: Engine Control Module - J623-. Refer to appropriate repair information. CHECK: Charge Pressure Actuator Position Sensor - G581- harness connector terminals 1 to the Engine Control Module - J623- harness connector T60 / 53 for resistance. CHECK: Charge Pressure Actuator Position Sensor - G581- harness connector terminals 3 to the Engine Control Module - J623- harness connector T60 / 25 for resistance. SPECIFIED VALUE: 0.5 Ω (± 0.3 Ω). -- Were Values obtained?	-- YES: REPLACE: Engine Control Module -J623-. Refer to appropriate repair information. GO TO: Step 7 Charge Pressure Actuator Position Sensor - G581-, CHECKING => 7 . -- 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 7 Charge Pressure Actuator Position Sensor - G581-, CHECKING => 7 .
7	Final Procedure Perform a road test to verify repair. Do any DTC's return:	-- YES: 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.