Are you seeing blue smoke from the tailpipe? If so it's burning oil. If you only see the smoke when the engine is idling the valve guide seals are bad. Not a cheap fix but not terrible either. If you're seeing the smoke while driving or accelerating the piston rings are worn and it's not worth fixing. Burning oil will absolutely ruin the catalytic converter and oxygen sensors, among other things. Hope that helps! Jim
2007 Toyota RAV4 Base AWD
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Maintenance & Repair
Check engine light tells us that it's the catalytic converter. We are moving from FL to CA. Is it worth the $1000 (ballpark, but close) estimate to repair it and will it pass a CA smog to be registe...
2002 Toyota RAV4 FWD
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Maintenance & Repair
CAT monitor not ready
2003 Toyota RAV4
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Maintenance & Repair
my RAV 4 2004 bogs down and hesitates at under 20 MPH cleaned the MAF, cleaned the throttle plate,and changed the Camshaft sensor.
2004 Toyota RAV4 Base 4WD
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Maintenance & Repair
Got the lights ON after a mechanical inspection of the car. Code PO402 (bad cat converter in bank-1). 4-WD does not engage after that. Will changing cat converter solve the problem? or is there any ot...
2007 Toyota RAV4 Limited AWD
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Maintenance & Repair
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