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TM-614 < DTC/CIRCUIT DIAGNOSIS > [CVT: RE0F10G] P0890 TCM P0890 TCM DTC Description INFOID:0000000010622836 DTC DETECTION LOGIC POSSIBLE CAUSE • Harness or connector [TCM power supply (back-up) circuit is open or shorted] FAIL-SAFE • Selector shock is large 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 and wait for 5 seconds or more. 2. Check the DTC. Is “P0890” detected? YES >> Go to NO-1 >> To check malfunction symptom before repair: Refer to GI-44, "Intermittent Incident" . NO-2 >> Confirmation after repair: INSPECTION END Diagnosis Procedure INFOID:0000000010622837 1. CHECK TCM POWER SUPPLY (BACK-UP) CIRCUIT 1. Turn ignition switch OFF. 2. Disconnect TCM connector. 3. Check voltage between TCM harness connector terminals and ground. Is the inspection result normal? YES TM-676, "Removal and Installation" DTC CONSULT screen terms (Trouble diagnosis content) DTC detection condition P0890 TCM When all of the following conditions are satisfied and this state is main- + − Voltage TCM Connector Terminal F119 45 Ground 10 – 16 V 46 |