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  1. Just Purchased First FJ - Came with K&N Performance Air Intake

    Introductions & New Arrivals
    Hi Community - as it can be seen, this is my very first post. I just purchased my first FJ Cruiser yesterday. It is a 2011 Trail Teams in Army Green with Convenience package and TRD upgrades. Very nice and all but the previous owner put in a K&N Performance Air Intake System (K&N Part...
  2. I got problems and need help!

    Misc. Technical Discussion
    So extra long story short-ish, I got a check engine code of P0101, P0171, and P0174 and replaced the MAF with an aftermarket spectre one. The check engine light went off for a week and came back. I brought it to the dealership and they said to replace it with an OEM one. Well I first wanted to...
  3. 2014 MAP/AIT Sensor (Engine & TRAC off lights)

    Misc. Technical Discussion
    2014 FJC installed CAi (Airaid) Dry filter 2 months later engine and TRAC OFF light come up on dash. Read up on some forums that it was just the gas cap failing to seal the vacuum. Dealer pulled code "P0112 Intake Air Temperature Circuit Low Input " I cleaned the Air Intake Temp Sensor and...
  4. TRD Air Intake - Engine Light Keeps Coming On?

    Engine Performance
    Hi All, I installed a TRD Air Intake on my 20007 FJ about 8 months ago. And a Magnaflow Exhaust about 9 months ago. FJ has about 75K miles. It's been running perfectly! Last week, we were driving thru some windy conditions, and the dash engine light (along with some other lights) came on. The...
  5. MAF p0171 and Catalytic p0430 error codes

    Engine Performance
    I used to run K&N filters in all my vehicles so putting one in the FJ was just a normal "mod" till my MAF started throwing codes on my Torque+ App. A little research and out came the K&N, removed and cleaned the MAF with MAF cleaner spray, reset codes... still threw an error after about 50...