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TURBOCHARGER EM-35 < REMOVAL AND INSTALLATION > [HRA2DDT] C D E F G H I J K L M A EM N P O • Replace the exhaust manifold and turbocharger assembly when any malfunction is found after unit inspections specified in the table below. • If no malfunction is found after the unit inspections, judge that the turbocharger body has no non-stan- dard conditions. Check the other parts again. INSPECTION AFTER REMOVAL Turbocharger Inspection Location Result Symptoms likely to occur when the results shown on the left exist. Oil leakage Smoke Noise Poor pow- er Poor ac- celeration Turbine wheel Wet with oil. C A C C Carbon deposits observed. C A B B “Rubs against” housing. C B A B Vane is bent or broken. A A Compressor wheel Inside of intake port is badly stained B B “Rubs against” housing. C B A B Vane is bent or broken. A A Check both turbine and compres- Heavy feel or catching when turned by C C B Cannot be turned by hand. A Excessively loose bearing. C C B C Rotor shaft, oil return port (Check Carbon or sludge deposits in oil drain C A C C Boost control valve actuator oper- • Does not operate smoothly when air pressure is gradually applied. • Stroke amount is not compliance with the air pressure. A A: Highly possible. B: Possible. C: May exist. |