ratio

  1. MG

    2016-2022 Toyota Models O2 and/or A/F Sensor DTC's Related to Exhaust Leaks Tech Tip T-TT-0686-22

    Please see Tech Tip T-TT-0686-22 2016-2022 Toyota Models O2 and/or A/F Sensor DTC's Related to Exhaust Leaks CONDITION: The purpose of this Tech Tip is to provide diagnostic tips to prevent misdiagnosis of the following DTC’s and prevent repeat repairs. One or more of the Heated Oxygen...
  2. MG

    2017-2021 Toyota Models Injection Mode Active Test Diagnostics T-SB-0015-21 Revision 1

    Please see T-SB-0015-21 Revision 1 (Please see this Post to determine VDS and WMI's) REVISION NOTICE May 27, 2022 Rev1: * Applicability has been updated to include 2022 model year Avalon, Camry, Corolla, Corolla Hatchback, Highlander, RAV4, and Tacoma vehicles. * Applicability has been...
  3. OishiiJPN

    2017 Toyota Highlander with code P219E00 A/F Ratio Imbalance on Cylinder 3

    If you run across a Toyota Highlander with a 2GR-FKS and have a code like P219E00, then go ahead and perform the cylinder compression test as well as the leak down test. These two tests may result in normal readings (compression 200psi, leakdown 2-5%) but we are seeing is that the intake valve...
  4. Lewis

    2016 Toyota Tacoma Check Engine Light with codes P04200 or P04300

    If you have a 2016 Toyota Tacoma with the check engine light on and codes P04200 or P04300 stored in the ECU, look closely at the Air Fuel Ration sensor welds for being incomplete.
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