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Diagnostic Procedure NBTF0022 1 CHECK TRANSFER MOTOR AND TRANSFER MOTOR RELAY SMT782D Refer to “Transfer Motor” and “Transfer Motor Relay”, “COMPONENT INSPECTION”, TF-113. OK or NG OK © GO TO 3. NG © GO TO 2. 2 CHECK CONTINUITY Check the following. I Continuity of transfer sub-harness OK or NG OK © Repair or replace transfer motor and transfer motor relay. NG © Repair or replace transfer sub-harness. 3 CHECK INPUT SIGNAL With CONSULT-II 1. Select “MAIN SIGNALS” in Data Monitor. SMT975D 3. When the value is different from standard value although ON/OFF switching occurs, check the following items. I PNP switch, throttle position sensor and closed throttle position switch circuits OK or NG OK © GO TO 4. NG © 1. Perform transfer control unit input/output signal inspection. Refer to “TRANSFER CONTROL UNIT INSPECTION TABLE”, “TROUBLE DIAGNOSIS — GENERAL 2. If NG, recheck transfer control unit pin terminals for damage or loose connection with harness connector. TRANSFER MOTOR AND TRANSFER MOTOR RELAY Diagnostic Procedure TF-70 |