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TM-78 < DTC/CIRCUIT DIAGNOSIS > [CVT: RE0F09B] P0840 TRANSMISSION FLUID PRESSURE SEN/SW A YES >> GO TO 3. NO >> GO TO 5. 3. CHECK HARNESS BETWEEN TCM AND CVT UNIT (SECONDARY PRESSURE SENSOR) (PART 1) 1. Turn ignition switch OFF. 2. Disconnect TCM connector and CVT unit connector. 3. Check continuity between TCM vehicle side harness connector terminal and CVT unit vehicle side har- Is the inspection result normal? YES >> GO TO 4. NO >> Repair or replace damaged parts. 4. CHECK HARNESS BETWEEN TCM AND CVT UNIT (SECONDARY PRESSURE SENSOR) (PART 2) Check continuity between TCM vehicle side harness connector terminal and ground. Is the inspection result normal? YES >> GO TO 7. NO >> Repair or replace damaged parts. 5. CHECK HARNESS BETWEEN TCM AND CVT UNIT (SENSOR POWER AND SENSOR GROUND) (PART 1) 1. Turn ignition switch OFF. 2. Disconnect TCM connector and CVT unit connector. 3. Check continuity between TCM vehicle side harness connector terminals and CVT unit vehicle side har- Is the inspection result normal? YES >> GO TO 6. NO >> Repair or replace damaged parts. 6. CHECK HARNESS BETWEEN TCM AND CVT UNIT (SENSOR POWER AND SENSOR GROUND) (PART 2) Check continuity between TCM vehicle side harness connector terminals and ground. Is the inspection result normal? YES >> GO TO 7. NO >> Repair or replace damaged parts. 7. CHECK TCM TCM vehicle side harness connector CVT unit vehicle side harness connector Continuity Connector Terminal Connector Terminal F23 15 F24 23 Existed TCM vehicle side harness connector Ground Continuity Connector Terminal F23 15 Not existed TCM vehicle side harness connector CVT unit vehicle side harness connector Continuity Connector Terminal Connector Terminal F23 25 F24 19 Existed 26 20 TCM vehicle side harness connector Ground Continuity Connector Terminal F23 25 Not existed 26 |