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DLN-52 < DTC/CIRCUIT DIAGNOSIS > [TRANSFER: TX15B] P1819 TRANSFER CONTROL DEVICE 4. Turn ignition switch ON. (Do not start engine.) 5. Check voltage between transfer control unit harness connector terminal and ground. OK or NG OK >> GO TO 4. NG >> Check the following. If any items are damaged, repair or replace damaged parts. • Harness for short or open between battery and trans- fer shut off relay 2 harness connector E47 terminal 1. • Harness for short or open between transfer shut off relay 2 harness connector E47 terminal 2 and transfer control unit harness connector E143 terminal 40. • Transfer shut off relay 2. 4. CHECK TRANSFER CONTROL UNIT Check transfer control unit input/output signal. Refer to OK or NG OK-1 >> With CONSULT: GO TO 5. OK-2 >> Without CONSULT: GO TO 6. NG >> Check transfer control unit pin terminals for damage or loose connection with harness connector. If any items are damaged, repair or replace damaged parts. 5. PERFORM SELF-DIAGNOSIS (WITH CONSULT) With CONSULT 1. Turn ignition switch ON. (Do not start engine.) 2. Select SELF-DIAG RESULTS mode for ALL MODE AWD/4WD with CONSULT. 3. Touch ERASE. 4. Turn ignition switch OFF and wait at least 10 seconds. 5. Perform the self-diagnosis again. YES >> Replace transfer control unit. Refer to DLN-91, "Removal and Installation" . NO >> Inspection End. 6. PERFORM SELF-DIAGNOSIS (WITHOUT CONSULT) Without CONSULT 1. Perform the self-diagnosis and then erase self-diagnostic results. Refer to . 2. Perform the self-diagnosis again. YES >> Replace transfer control unit. NO >> Inspection End. Connector Terminal Voltage (Approx.) E143 40 - Ground 0V SDIA2820E |