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Doug, ASE Certified Technician
Category: Mitsubishi
Satisfied Customers: 6945
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: 2 years ago.
Category: Mitsubishi
Expert:  Doug replied 2 years ago.
Have you had the software updates applied for incorrect O2 faults?
Customer: replied 2 years ago.
Customer: replied 2 years ago.
Was not aware of updates
Expert:  Doug replied 2 years ago.
Can you provide your VIN and I can check to see what updates apply and if they were done?