AT2–97 A340E (2JZ—GTE) AUTOMATIC TRANSMISSION – TROUBLESHOOTING Throttle Position Sensor Circuit — CIRCUIT DESCRIPTION — The throttle position sensor detects the throttle valve opening angle and sends signals to ECM. — WIRING DIAGRAM — ECM 4 – 6V Turbo Pressure Sensor 3 L-R 41 E9 VCC 4 – 6V 2 B-Y 62 E9 PM1 1 BR-B L-Y Main-Throttle Position Sensor 1 L-Y 4 – 6V B+ 2 Y 43 E9 VTA1 3 R 64 E9 IDL1 4 BR-B 65 E9 E2 Sub-Throttle Position Sensor 4 L-R 4 – 6V B+ 3 Y-L 42 E9 VTA2 2 GR-R 63 E9 IDL2 1 BR-B GR-R TRAC ECU 006403