P0031 and P0051 Fault Codes on 2005 Toyota Sienna: Diagnosis and Explanation

Model: 2005 Toyota Sienna Fault Code: P0031 Posted: 2018-10-22 10:31

Hello! This is my first time using an OBD-II diagnostic machine, so I attempted to scan my 2005 Toyota Sienna and found fault codes P0031 and P0051. I'm looking for clear explanations on what these codes mean and how they can be addressed. Any experienced users or technicians who can provide insight into the causes and potential fixes for these specific codes on a 2005 Toyota Sienna? Thanks in advance.