Главная Automobile - Toyota Toyota Sequoia - Repair manual 2005 year
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– DIAGNOSTICS AUTOMATIC TRANSMISSION DI–631 825 DTC P0778 Pressure Control Solenoid ”B” Electrical CIRCUIT DESCRIPTION Shifting from 1st to 5th is performed in combination with ”ON” and ”OFF” operation of the shift solenoid valves ). DTC No. DTC Detection Condition Trouble Area P0778 The ECM checks for an open or short in the shift solenoid valve SL2 circuit while driving and shifting gears. (1–trip detec- tion logic) Output signal duty equals to 100%. Open or short in shift solenoid valve SL2 circuit Shift solenoid valve SL2 ECM MONITOR DESCRIPTION This DTC indicates an open or short in the shift solenoid valve SL2 circuit. The ECM commands gear shift MONITOR STRATEGY Related DTCs P0778 Shift solenoid valve SL2/Range check Required sensors/Components Shift solenoid valve SL2 Frequency of operation Continuous Duration 1 sec. MIL operation Immediate Sequence of operation None TYPICAL ENABLING CONDITIONS It Specification Item Minimum Maximum The monitor will run whenever this DTC is not present. See page Battery voltage 10 V or more – CPU commanded duty – Less than 75% Ignition switch ON Starter OFF TYPICAL MALFUNCTION THRESHOLDS Detection criteria Threshold Output signal duty 100% DIDJG–01 |