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Doug
Doug, ASE Certified Technician
Category: Mitsubishi
Satisfied Customers: 6924
Experience:  Mitsubishi employed and Factory trained ASE certified technician
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Mitsubishi Montero Limited: replaced all my oxygen sensors

Customer Question

replaced all my oxygen sensors and cleared check engine light, but light keeps coming back on and scanner reads bad oxygen sensors. Why ?
Submitted: 1 year ago.
Category: Mitsubishi
Expert:  Doug replied 1 year ago.
Hi,
Have you had the software updates applied for incorrect O2 faults?
Customer: replied 1 year ago.
No,
Customer: replied 1 year ago.
Was not aware of updates
Expert:  Doug replied 1 year ago.
Thanks.
Can you provide your VIN and I can check to see what updates apply and if they were done?