TIAGO

1.05L REVOTORQ ENGINE 17 Complaints Engine lacks power Back exhaust smoke Excessive engine oil consumption Blue smoke Turbocharger noisy Oil leak from compressor Oil leak from turbine Boost pressure too high POSSIBLE CAUSES & REMEDIAL ACTIONS ● ● ● ● Restriction in turbocharger oil drain line. Remove restriction or replace defective parts as required. ● ● ● ● Restricted engine crank case breather. Refer to engine manufacturer's manual and remove restriction. ● ● ● ● Thick oil sludge or coke in turbocharger central housing. Change oil and oil filter, service or replace turbo as required. ● ● Faulty fuel injection pump and injectors Refer to engine manufacturer's manual and replace or adjust as required. ● ● Improper valve timing. Refer to engine manufacturer's manual for correct setting and adjust as required. ● ● ● ● ● ● Worn-out valves, piston rings, liners, internal engine problems (increased blow by) Refer to engine manufacturer's manual and repair as required. ● ● Boost pressure control valve stuck in open position. Find and correct the cause of defect, adjust or replace parts as required. ● ● Boost pressure pipe / hose assembly damaged / punctured and valve stuck in closed position. Find and correct the cause of defect, replace parts as required. Turbocharger damaged. ● ● ● ● ● ● ● Refer to turbocharger service centre, analyze and correct the cause of failure (turbo failure is normally due to lack of oil, low oil pressure, bad engine oil condition, foreign particle entry into compressor / turbine inlet). Service or replace turbo as required.