|
|
EM-42 < REMOVAL AND INSTALLATION > [MR FOR NISMO RS MODELS] TURBOCHARGER INSPECTION AFTER REMOVAL Turbocharger Turbocharger CAUTION: When the compressor wheel, turbine wheel or rotor shaft is damaged, remove all the fragments and foreign matter left in the following passages in order to prevent a secondary failure: 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. JPBIA4359ZZ A. Check for leakage |