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turbo overboost
P0171 = System too lean (Bank 1) Look for a vacuum leak before you buy any parts.
Trouble code P0237 means:Turbocharger boost sensor A circuit,low
Code P0171 means System to lean (bank 1)
po171--- system to lean (bank # 1)
P0171 System too Lean (Bank 1)
have p1032 code what does it mean v70 Volvo 1999
Fuel mixture is too lean. Could be anything from a vacuum leak, dirty MAF sensor, bad O2 sensor, etc...
P1651 is the same as Volvo code 981A, engine control module internal fault / faulty signal.
Bank 1 system to lean. I would suspect a vacuum leak. Check under the hood for a disconnected or cracked vacuum line.
Trouble code P0234 means:Engine overboost condition
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