AT1-79 AT340E (2JZ-GE) AUTOMATIC TRANSMISSION — TROUBLESHOOTING Kick–down Switch Circuit CIRCUIT DESCRIPTION Kick-down Switch Accelerator Pedal Q04246 The kick–down switch is turned on when the accelerator pedal is depressed beyond the full throttle opening and sends signals to ECM. When the kick–down switch is turned on, the ECM controls gear shifting according to the programmed shift diagrams. If a short circuit develops in the kick–down switch, the ECM dis- regards the kick–down signals and controls shifting at the nor- mal shift points. WIRING DIAGRAM ECM B+ Kick-down Switch W-B Y 3 Y 3 KD 1 o——o 2 IJ2 E10 1H 13 J/B No.1 1J IE Q04321