2000 Toyota MR2 Engine problems

Tl* the contact owns a 2000 toyota mr2. The contact stated that the vehicle consumed oil at an alarming rate. The vehicle was not repaired or diagnosed. The manufacturer was contacted about the failure. The failure and current mileage was 122,000.

Similar to the hundreds of other early affected 1zz engines (mr2, corolla, matrix, vibe and others) my engine is currently burning 1 quart every 400 miles. My mechanic has noted that it is due to piston rings or the off shaped bore in earlier 1zz engines. So the engine is burning oil and my head is also being starved for much needed oil. I am now jeopardizing the oxygen sensors and catalytic converter which were just replaced. *Tr

In june of 2006 I heard a ticking noise in the engine of my 2000 mr2 spyder. When I brought t to the dealership they told my I had spun a bearing due to oil starvation, even though I had my oil changed every 3000 miles. The dealership replaced the bearings and crank and the noise was gone. 2 Months later, after driving 4000 miles and having the oil changed after 2500, the ticking noise returned. The dealership again stated that I had a spun bearing due to oil starvation. When investigated further the tech said...