April 5, 2026: LEMON Manuals is launched! Read the announcement.

Engine Control System

WARNING: This page does not describe the selected car, but rather 11 other vehicles, including the 2003 Toyota Tacoma, 2003 Toyota RAV4, 2003 Toyota Prius, 2003 Toyota Matrix, and 2003 Toyota MR2. However, it is still accessible from the selected car via links, so may be relevant.

For engine control system component locations, see Fig 1-Fig 10 .

Fig 1: Locating Engine Control System Components (Camry)

G00025398

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 2: Locating Engine Control System Components (Camry Solara)

G00025445

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 3: Locating Engine Control System Components (Celica)

G99A52837

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 4: Locating Engine Control System Components (Corolla & Matrix)

G00227180

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 5: Locating Engine Control System Components (ECHO)

G00028688

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 6: Locating Engine Control System Components (Highlander)

G00020874

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 7: Locating Engine Control System Components (MR2)

G00025397

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 8: Locating Engine Control System Components (Prius)

G00020862

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 9: Locating Engine Control System Components (RAV4)

G00227179

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 10: Locating Engine Control System Components (Tacoma)

G00025401

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002