Fuel Trim Malfunction (P0170) Your Comprehensive Troubleshooting Guide

Hi All, I currently have trouble codes P0133 and P0170 Bank 1 sensor 1 slow response Bank 1 fuel trim I have been battling the P0133 and P0170 ... Comments Section ... The first step in diagnosing this is a contribution test to see if there's an issue affecting a single cylinder or if it's ... It showed codes: P0170, P0111 and a code for the volumetric air flow (dont remember the code). Cleared them, P0170 came afterwards. I got a ... P0170 and P0173 means that the system tried to go outside of the fuel trim limits. Now this can be usually caused by a bad mass airflow sensor, ... List of possible causes: - Intake air leaks - Faulty front heated oxygen sensor - Ignition misfiring - Faulty fuel injectors - Exhaust gas leaks - Incorrect ... 2018 Turbo S service code p0170 . ... Had bad fuel . Cleaned and flushed tank and lines, now check engine lamp on with service code p0170 that ... mine was bad front 02 sensor. If you have a pocket logger then pulg it in and see what the sensors operating range is. If its not moving at all ... Pull the vac line off the fuel pressure regulator and see if any gas drips out ... this means a bad regulator and will cause trim code.. You are running outside optimal fuel trim. There is a probably an air leak somewhere in your intake system (MAF, vacuum leak, o2 sensor not ... P0170 indicates a fuel trim malfunction in Bank 1 of the engine. This means the engine control module (ECM) is having difficulty maintaining the ...