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DTC P0720 VEHICLE SPEED SENSOR A/T (REVOLUTION SENSOR) AT-115 D E F G H I J K L M A B AT
2005 Pathfinder Diagnostic Procedure UCS003PW 1. CHECK INPUT SIGNAL With CONSULT-II 1. Turn ignition switch ON. 2. Select “ECU INPUT SIGNALS” in “DATA MONITOR” mode for 3. Start the engine. 4. Read out the value of “VHCL/S SE·A/T” while driving. OK or NG OK >> GO TO 6. NG >> GO TO 2. 2. CHECK TCM POWER SUPPLY AND GROUND CIRCUIT Check TCM power supply and ground circuit. Refer to AT-172, "MAIN POWER SUPPLY AND GROUND CIR- . OK or NG OK >> GO TO 3. NG >> Repair or replace damaged parts. 3. DETECT MALFUNCTIONING ITEM Check the following. ● The A/T assembly harness connector pin terminals for damage or loose connection with harness connec- OK or NG OK >> GO TO 4. NG >> Repair or replace damaged parts. 4. CHECK SUB-HARNESS 1. Remove control valve with TCM. Refer to AT-233, "Control Valve With TCM and A/T Fluid Temperature . 2. Disconnect park/neutral position switch connector and TCM connector. 3. Check continuity between park/neutral position switch connector 4. If OK, check harness for short to ground and short to power. 5. Reinstall any part removed. OK or NG OK >> GO TO 5. NG >> Replace open circuit or short to ground and short to power in harness or connectors. SCIA2148E Item Connector Terminal Continuity Park/neutral position switch F505 8 Yes TCM connector F503 20 Park/neutral position switch F505 9 Yes TCM connector F503 17 Park/neutral position switch F505 10 Yes TCM connector F503 16 SCIA5458E |