"Egg smell in cabin when hard acceleration. Have read that blocked/bad catalytic converters in the lexus and toyota V6 can do this and is not uncommon due to sulphar dioxide"

"Bad smell, high fuel consumption and loses power when accelerating"

"EVAP Emission Control system incorrect purge flow. - Black smoke from the exhaust when accelerating while car is on neutral."

"Vehicle misfire when driven around 30km and engine is hot. Engine management light comes on and flashes. This only happens when engine is hot. Spark plugs are new. coil pack is new. pcm checked and working. Possible catalytic repair or replacement"

"Silencer boxes both sides at back of vehicle have small holes due it seems to some sort of white'ish corrosion rather than 'normal' rust. It may be both need to be replaced or if possible repaired."

"Small bit of water dripping out from the exhaust box assuming it is the catalytic converter not sure."

"the egr valve is gone ... spring and cap have separated ... engine seems blocked no power"

"Noisy rattling sound coming from the exhaust when the car is in motion."

"My car has a leak at the exhaust manifold gasket where it fits on the engine head. The gasket needs replacement"

"the exhaust manifold needs replacing, rusted"