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P0045, P0047, P0048 TC BOOST CONTROL SOLENOID VALVE EC-209 < DTC/CIRCUIT DIAGNOSIS > [MR FOR NISMO RS MODELS] C D E F G H I J K L M A EC N P O P0045, P0047, P0048 TC BOOST CONTROL SOLENOID VALVE DTC Logic INFOID:0000000012197764 DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1. PRECONDITIONING If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test. 1. Turn ignition switch OFF and wait at least 10 seconds. 2. Turn ignition switch ON. 3. Turn ignition switch OFF and wait at least 10 seconds. >> GO TO 2. 2. PERFORM DTC CONFIRMATION PROCEDURE 1. Turn ignition switch ON and wait at least 5 seconds. 2. Check 1st trip DTC. YES >> Proceed to . NO >> INSPECTION END Diagnosis Procedure INFOID:0000000012197765 1. CHECK TURBOCHARGER BOOST CONTROL SOLENOID VALVE POWER SUPPLY 1. Turn ignition switch OFF. 2. Disconnect turbocharger boost control solenoid valve harness connector. 3. Turn ignition switch ON. 4. Check the voltage between turbocharger boost control solenoid valve harness connector and ground. Is the inspection result normal? YES >> GO TO 3. NO >> GO TO 2. 2. CHECK TURBOCHARGER BOOST CONTROL SOLENOID VALVE POWER SUPPLY CIRCUIT 1. Turn ignition switch OFF. DTC No. Trouble diagnosis name (Trouble diagnosis content) DTC detecting condition Possible cause P0045 TC BOOST SOL/V ECM detected the turbocharger • Harness or connectors (Turbocharger boost control solenoid valve cir- • Turbocharger boost control solenoid valve P0047 TC/SC BOOST CONT A ECM detected the turbocharger P0048 TC/SC BOOST CONT A ECM detected the turbocharger + − Voltage Turbocharger boost control sole- noid valve Connector Terminal F54 2 Ground Battery voltage |