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P0420 code Error codes p0420 and p0430 P0420 – catalytic converter system, bank 1 -efficiency below threshold
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P0420 Code - Engine & Transmission - Dodge Journey Forum
DODGE JOURNEY CODE P0128 ~ THERMOSTAT REPLACEMENT ~ - YouTube
P0420 – Catalytic converter system, bank 1 -efficiency below threshold
Error Codes P0420 and P0430 - Engine & Transmission - Dodge Journey Forum
I have codes p0304 p0365 p000a p000b p0420 on a 2017 dodge journey
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Trouble Code - P0420 Catalyst System Efficiency Below Threshold (Bank 1