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DTC P1774 LOW COAST BRAKE SOLENOID VALVE FUNCTION AT-159 D E F G H I J K L M A B AT Diagnostic Procedure NCS000GR 1. CHECK INPUT SIGNALS With CONSULT-II 1. Start the engine. 2. Select “SELECTION FROM MENU” in “DATA MONITOR” mode 3. Drive vehicle in the manual mode (1st or 2nd gear), and confirm OK or NG OK >> GO TO 4. 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 A/T assembly harness connector pin terminals for damage or loose connection with harness connector. OK or NG OK >> Replace control valve with TCM. Refer to AT-225, "Control Valve with TCM and A/T Fluid Temper- . NG >> Repair or replace damaged parts. 4. CHECK DTC Perform AT-158, "DTC Confirmation Procedure" . OK or NG OK >> INSPECTION END NG >> GO TO 2. Item name Condition Display value ON OFF SOL Low coast brake engaged. Refer to
. ON Low coast brake disengaged. Refer to . OFF ATF PRES SW 2 Low coast brake engaged. Refer to
. ON Low coast brake disengaged. Refer to . OFF SCIA4794E |