FYI: Code P0171
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FYI: Code P0171
I had a code P0171 at 142K miles. Replaced the O2 sensor by the firewall (22mm wrench) and this solved my issue.
Before I replaced the O2 sensor, the code had been reset and same code shows up, no other code.
Before I replaced the O2 sensor, the code had been reset and same code shows up, no other code.
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