Diagnosis & Repair

WARNING: This page is about a different car, the 2003 Toyota Matrix and 2003 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.

For wiring diagram, see DTC P0125: INSUFFICIENT COOLANT TEMPERATURE FOR CLOSED LOOP FUEL CONTROL . For diagnosis and repair, see Fig 1-Fig 3 . To go to relevant DTC chart, see DIAGNOSTIC TROUBLE CODE DEFINITIONS . To identify circuits referenced in testing, See ENGINE PERFORMANCE in SYSTEM WIRING DIAGRAMS article in ELECTRICAL. To monitor DATA LIST, see DATA LIST under SELF-DIAGNOSTIC SYSTEM. For testing of systems or components, see BASIC DIAGNOSTIC PROCEDURES - 4-CYL article or SYSTEM & COMPONENT TESTING - 4-CYLINDER article. For removal and installation of components, see REMOVAL & INSTALLATION - 4-CYLINDER article. To check ECM inputs or outputs, see PIN VOLTAGE CHARTS article. To check for intermittent problems, see INTERMITTENT PROBLEM CHECK under SELF-DIAGNOSTIC SYSTEM.

Fig 1: DTC P0130 Diagnostic Procedure (Steps 1-3)

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Fig 2: DTCs P0130 & P0133 Diagnostic Procedure (Steps 4-9)

Fig 3: DTC P0130 Diagnostic Procedure (Steps 10-11)