EG–499 ENGINE – 2JZ–GTE ENGINE TROUBLESHOOTING Trouble Area | Malfunction Indicator Lamp*1 | Memory*2 | See page Normal Mode | Test Mode • Open or short in injector circuit • Fuel line pressure (injector leak, blockage) • Mechanical system malfunction (skipping teeth of timing belt) • Ignition system • Compression pressure (foreign object caught in valve) • Mass air flow meter (air intake) • ECM ON | ON | ○ | EG–534 • Open or short in heater circuit of sub heated oxygen sensor. • Sub heated oxygen sensor • ECM ON | N.A. | ○ | EG–540 • Open or short in sub heated oxygen sensor circuit • Sub heated oxygen sensor • ECM ON | ON | • Open or short in mass air flow meter circuit • Mass air flow meter • ECM ON | N.A. | ○ | EG–544 • Actuator (for waste gate valve) • Short in VSV for waste gate valve circuit • ECM ON | N.A. | ○ | EG–546 • Open or short in turbo pressure sensor circuit • Turbo pressure sensor • ECM ON | ON | ○ | EG–549 • ECM ON | ON | ○ | EG–549 *1, 2: See page EG–502.