Sounds like the starter is developing a flat spot or the solenoid wire running to the starter is loose or toasted. The high hydrocarbon levels could be due to leaving the car sit so long without being driven causing the catalytic converter to possibly deteriorate? Just a guess!

For youre hyrdro carbons are high, Is due to catylic converter, In which could have had happen when youre valves seals were worn, The oil burning through the exhaust more likely hooped the Cat, In which causes you to fail air care Test. The carbs on all toyota's and other vehicles are common to need adjustments
Good Luck. Hope the tips help you out.