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DLN-114 < SYMPTOM DIAGNOSIS > [TRANSFER: ATX14B] 4WD WARNING LAMP DOES NOT TURN ON 4WD WARNING LAMP DOES NOT TURN ON Description INFOID:0000000006245012 4WD warning lamp does not turn ON when turning ignition switch to ON. Diagnosis Procedure INFOID:0000000006245013 Regarding Wiring Diagram information, refer to 1. CHECK TRANSFER CONTROL UNIT POWER SUPPLY CIRCUIT 1. Turn ignition switch “OFF”. (Stay for at least 5 seconds.) 2. Connect transfer control unit harness connector. 3. Check voltage between transfer control unit harness connector terminals and ground. 4. Turn ignition switch “ON”. (Do not start engine.) 5. Check voltage between transfer control unit harness connector terminals and ground. OK or NG OK >> GO TO 2. NG >> Check the following. If any items are damaged, repair or replace damaged parts. • 10A fuses [No. 18 located in fuse block (J/B) and No. 59 (located in the fuse and relay box)]. • Harness for short or open between battery and transfer control unit harness connector M153 terminals 47. • Harness for short or open between ignition switch and transfer control unit harness connector M153 terminal 29. • Harness for short or open between battery and transfer shut off relay harness connector E155 terminal 1 and 3. • Harness for short or open between transfer shut off relay harness connector E155 terminal 2 and transfer control unit harness connector M153 terminal 30. • Harness for short or open between transfer shut off relay harness connector E155 terminal 5 and transfer control unit harness connector M152 terminals 16 and 22. • Battery and ignition switch. • Transfer shut off relay. Refer to . 2. CHECK TRANSFER CONTROL UNIT GROUND CIRCUIT 1. Turn ignition switch “OFF”. (Stay for at least 5 seconds.) 2. Disconnect transfer control unit harness connector. Connector Terminal Voltage (Approx.) M152 16 - Ground 0V 22 - Ground M153 29 - Ground 30 - Ground Battery voltage 47 - Ground WDIA0165E Connector Terminal Voltage (Approx.) M152 16 - Ground Battery voltage 22 - Ground M153 29 - Ground 30 - Ground 0V 47 - Ground Battery voltage WDIA0166E 2011 Pathfinder |