Close
QUESTIONS

RepairPal is your advocate for car care advice and guidance

Q: My check light came on a couple of days after having my car inspected. It passed on 2002 Lexus GS300

Emissions test. I took it to Auto Zone for a printed diagnostics test. The code P0430 came up. Is that the o2 sensor?
Get a Repair Estimate
Guaranteed by certified locations nationwide. Learn more
RepairPal estimates are guaranteed at over 1,700 quality certified locations nationwide. Learn more
| |
could be o3 sensor or cat converter.mech needs to inspect o2 readings to determine which parts are bad.
Didn't find what you were looking for?