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P0779 PRESSURE CONTROL SOLENOID B TM-551 < DTC/CIRCUIT DIAGNOSIS > [CVT: RE0F10G] C E F G H I J K L M A B TM N O P P0779 PRESSURE CONTROL SOLENOID B DTC Logic INFOID:0000000010245625 DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1. PREPARATION BEFORE WORK If another "DTC CONFIRMATION PROCEDURE" occurs just before, turn ignition switch OFF and wait for at >> GO TO 2. 2. CHECK DTC DETECTION 1. Start the engine. 2. Drive the vehicle. 3. Maintain the following conditions for 5 seconds or more. 4. Stop the vehicle. 5. Check the first trip DTC. Is “P0779” detected? YES >> Go to NO >> INSPECTION END Diagnosis Procedure INFOID:0000000010245626 1. CHECK CIRCUIT BETWEEN TCM AND CVT UNIT 1. Turn ignition switch OFF. 2. Disconnect TCM connector and CVT unit connector. 3. Check continuity between TCM harness connector terminal and CVT unit harness connector terminal. Is the inspection result normal? YES >> GO TO 2. NO >> Repair or replace damaged parts. 2. CHECK CIRCUIT BETWEEN CVT UNIT AND GROUND Check continuity between CVT unit harness connector terminal and ground. DTC Trouble diagnosis name DTC detection condition Possible causes P0779 Pressure control solenoid B When all of the following conditions are satis- open or shorted to power supply. • Harness or connector (Secondary pressure solenoid valve • Secondary pressure solenoid valve Selector lever : “D” position Vehicle speed : 40 km/h (25 MPH) or more TCM CVT unit Continuity Connector Terminal Connector Terminal F1 39 F58 3 Existed |