2000 Toyota Tundra 4.7 Engine Code P0171

Just read through your forum and sympathize with your P0171.

2000 toyota tundra 4.7 engine code p0171. Only after all those can be eliminated do you look at the fuel-air sensor s. So your cars CEL always check Engine Light is on and also you had the codes scanned at a local parts shop. Of course this code can also signify a bad O2 sensor in bank 1.

Reconnect any disconnected vacuum lines and replace any damaged vacuum lines that are leaking then use FIXD to clear check engine light code P0171. I have a 2001 Toyota tundra 4wd SR5 8 cyl 47L gas FI Truck with 11700 miles. 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. Toyota service hooked up computer charged me 8500 and found code for failed bank 2 sensor. The P0174P0171 codes Fuel system too lean banks 1 and 2 usually means a vacuum leak from the intake manifold gasket a vacuum hose PCV hose etc or the MAF is dirty or theres a fuel delivery problem clogged injectors fuel pump going out etc.

Jump to Latest Follow 1 - 7 of 7 Posts. Check engine light came on. Your car or truck has either a P0171 P0174 lean fault code or both stored in the.

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. If check engine light code P0171 is triggered again check the rest of the vacuum lines for leaks and continue to the rest of the diagnostic process.

If the P0171 is combined with the P0174 code its very likely that the problem is caused by an intake leak. After 3 years of trying to get the light off to get it inspected i took it in and said fix it. Joined May 27 2010 4 Posts.