1az is not firing cylinder 2 & 3. the cylinder head was skimmed after overheating
JA: Have you checked the coolant? Have you checked for a leak in the cooling system?
Customer: checked, the radiator
cap was loose
JA: What is the model/year of your Toyota?
Customer: 2006 avensis 1AZ
JA: Are you hoping to fix this yourself? What have you tried so far?
Customer: compression tests were done and reading ok and plugs were checked for spark thier ok
JA: Anything else you think the mechanic should know?
JA: Hello. What seems to be the problem?
Customer: if you remove the battery terminal and back, then start the rev count can reach 6000r but when you switch it off then on again it will go up to 3000r
JA: OK. Got it. I'm sending you to a secure page on JustAnswer so you can place the $5 fully-refundable deposit now. While you're filling out that form, I'll tell the Toyota Mechanic about your situation and then connect you two.