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♦ Scan Tool. sition is in “P”. • Vehicles with Man. Transmission, ensure Shifter Lever posi‐ tion is in “N” with Parking Brake applied. • Coolant Temperature: ≥ 80° C. ⇒ “1.1 Safety Precautions”, page 2 • View clean working conditions: ⇒ “1.2 Clean Working Conditions”, page 3 . • For Hybrid vehicles refer to: ⇒ “1.3 High Voltage System General Warnings”, page 4 Test Procedure Step Procedure Result / Action to Take 1 • PERFORM: Preliminary Check to verify the customers concern. Refer to ⇒ “3.1 Preliminary Check ”, page 18 – Was Complaint verified? – YES: – NO: ♦ GATHER more information from customer about the complaint. 2 • IGNITION: OFF. G31- harness connector. • IGNITION: ON. harness connector terminals 1 to 3 for voltage. • SPECIFIED VALUE: About 5.0 V. – YES: – NO: 3 • REMOVE: Engine Control Module - J623- . Refer to appropriate repair manual. • CHECK: Charge Air Pressure Sensor - G31- harness connector terminal 2 to the Engine Control Module - J623- harness connector T91 / 54 for resistance. • CHECK: Charge Air Pressure Sensor - G31- harness connector terminal 4 to the Engine Control Module - J623- harness connector T91 / 55 for resistance. • SPECIFIED VALUE: 0.5 Ω (± 0.3 Ω). – YES: – NO: ♦ PERFORM: Visual Inspection of wiring and component. ♦ CHECK: Wiring for open, high resistance, short or harness connector for damage, corro‐ sion, loose or broken terminals. ♦ REPAIR: Faulty wiring or connector. GTI 2014 ➤ Generic Scan Tool - Edition 04.2015 3. Diagnosis and Testing 469 |