2000 Toyota Tundra 4.7 Engine Code P0171

Remove the mass air flow sensor and clean the sensor using mass air flow cleaner or contact.

2000 toyota tundra 4.7 engine code p0171. I took apart the xdi intake I have today and did a good cleaning cleaned the throttle body up carefully. Toyota service hooked up computer charged me 8500 and found code for failed bank 2 sensor. Discussion Starter 1 May 27 2010.

Toyota Service. Normally this is a MAF issue but anytime you have a vacuum leak anywhere on the engine the intake gets unmeasured air the measurement is done by the MAF. If there are no intake leaks the next step is to replace the air filter and clean the airflow meter.

Tundra 2000 47 check engine P0125 code. Heres a great YouTube video on how to find a vacuum leak. They had in hand fuel fouled spark plugs and no explanation as to why.

Additional unmeasured air allows the engine to lean out. Therefore this guide will briefly discuss the nature and causes of code P0171 as it relates to V-type Toyota engines. Most auto repair shops charge between 75 and 150 per hour.

If the problem persists the front oxygen O2 sensor may need to. The cost of diagnosing the P0172 TOYOTA code is 10 hour of labor. Of course this code can also signify a bad O2 sensor in bank 1.

The Toyota dealership said it was code P0171 -- Fuel Too Lean. Your car or truck has either a P0171 P0174 lean fault code or both stored in the. END OF SPECIAL NOTES.