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  1. 1Gen-Tundra
    Looking for feedback on a persistent issue I've been experiencing over the past 2 months. CEL is on. Run the ODB2 reader and it shows P0171/P0174. Both codes are throwing together. Here's what I'm being told are the possible causes. aa1 - Low Fuel Pressure aa2 - Faulty MAF/VAF Sensor...
  2. Electrical & Computer Systems
    I have replaced all 4 O2 sensors and the CEL is still on. The code reads bank 1 sensor 2. I know which one that is, but don't know what is wrong with it. Please Advice
  3. Electrical & Computer Systems
    New writer in the forums but long time reader. I have a 2004 toyota tundra limited 4dr rwd, has 78k miles on it perfect maintenance but recently came across a huge problem. My check engine light cruise control, abs, and srs airbag lights all came on, hooked up my OBDII scanner to it and it...
  4. 1Gen-Tundra
    Morning Fellas, Replaced my battery and the day after the CEL light came on, coincidence? Disconnected the battery to reset and now the CEL is off, hopefully for good? Anyone else ever have this issue and if so, why?
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