2004 Toyota Avalon - Problems, Statistics, and Analysis

Common problems of the 2004 Toyota Avalon

243 problems have been reported for the 2004 Toyota Avalon.
The following chart shows the 18 most common problems for 2004 Toyota Avalon.
The number one most common problem is related to the vehicle's air bags
with 129 problems.
The second most common problem is related to the vehicle's steering
(29 problems).

Table 1. Common problems of the 2004 Toyota Avalon

In our research we use the PPMY index to compare the reliability of vehicles. The PPMY index of a certain model is defined as the problems reported per thousand vehicles per Year. The total sales of the 2004 Toyota Avalon in the United States are 50,663 units [1]. If the total number of problems reported by Toyota Avalon owners in the last 15 years is 243, and the age of the vehicle is 15, the PPMY index can then be calculated as

The following chart shows the number of problems reported during each of the service
years since the debut of the 2004 Toyota Avalon in 2004.

Table 2. PPMY Index and Problem Occurrence Trend

Service Year

Number of Problems

2019

2

2018

4

2017

4

2016

16

2015

53

2014

59

2013

12

2012

8

2011

12

2010

12

2009

12

2008

10

2007

6

2006

12

2005

6

2004

1

Compare the 2004 Toyota Avalon with Other Model Years

When making the decision between buying a new or used Toyota Avalon,
the following table can be used to compare the 2004 Toyota Avalon
with the Toyota Avalon from other model years.
Note that the number of problems reported for the 2004 Avalon is 243
while the average number of problems reported for the 24 model years of the Toyota Avalon is 149.

Table 3. Compare the 2004 Toyota Avalon with other model years