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Land cruser LC5 I have p0420 catalyst efficency bank 1 which oxegen sensor needs changing, is this a common fault as this was problem 12 months ago which the dealer repaired
Submitted: 483 days and 7 hours ago.
Category: Toyota
Value: $18
Status: AWAITING CUSTOMER ACTION
Answer
Hello and thank you for using just answer. P0420 does not mean the sensor is bad, it means that both of the sensors are working but reading catalyst issues, time to replace the converter.
Expert:
Peter
Pos. Feedback:
99.5 %
Accepts:
Answered:
7/27/2008
ASE Certified Technician
ASE Certified, 10+ years experience, Lexus and Toyota Certified
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