po343 is camshaft sensor 1 bad and po171 is bank1 sensor bad, in English po343 cam sensor is mounted on back of engine and hard to get to, the po171 is bank 1 o2 sensor easy to replace.
p0171 andpo174 mean that you're car is running lean
It means system too lean. The best fix is a trip to someone who has an OBDII scan tool so that they can accurately troubleshoot the problem. The Sportage is notorious for false sensor readings and bad DTC (Diagnostic Trouble Codes).
P0343 is in the area of codes referring to 'Camshaft position sensor'. This could cause a variety of problems, rough running, hard to start,etc. Best to get an engine analysis to adequately diagnose it
Trouble code P0171 means: System Too Lean (Bank 1)
Trouble code P0422 means: Main Catalyst Efficiency Below Threshold (Bank 1) Trouble code P0343 means: Camshaft Position Sensor A Circuit High Input (Bank 1 or single sensor) Trouble code P0303 means: Cylinder 3 Misfire Detected
Trouble code P0171 means: Fuel Trim System Lean (Bank 1) Trouble code P0174 means: Fuel Trim System Lean (Bank 2)
Trouble code P0171 means: Fuel Trim System Lean (Bank 1) Trouble code P0174 means: Fuel Trim System Lean (Bank 2)
Trouble code P0171 means: Fuel Trim System Lean (Bank 1) Trouble code P0300 means: Multiple Cylinder Misfire Detected
Get a can of mass air flow sensor cleaner and clean the maf sensor
Trouble code P0171 means: Fuel System Too Lean (Cylinder Bank 1) Trouble code P0174 means: Fuel System Too Lean (Cylinder Bank 2)
i please the engine is not running good and if you accelerate the engine is not accelerate and the code is p0171
its on the fuel rail, it actually takes temperature of the rail not fuel.