AT1-53 AT340E (2JZ-GE) AUTOMATIC TRANSMISSION – TROUBLESHOOTING Trouble Area | O/D OFF Light *1 Blinks | Memory *2 | See Page • Harness or connector between A/T fluid temp. senter and ECM. • A/T fluid temp. sensor. • ECM O | O | AT1-64 • Harness or connector between No. 1 vehicle speed sensor and ECM. • No. 1 vehicle speed sensor. • Telltale light RH. • ECM O | O | AT1-66 • Harness or connector between No. 2 vehicle speed sensor and ECM. • No. 2 vehicle speed sensor. • ECM O | O | AT1-69 • Harness or connector between No. 1 solenoid and ECM. • No. 1 solenoid valve. • ECM O | O | AT1-72 • Harness or connector between No. 2 solenoid and ECM. • No. 2 solenoid valve. • ECM O | O | AT1-72 • Harness or connector between lock-up solenoid and ECM. • Lock-up solenoid valve. • ECM X | O | AT1-75