Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2010 Toyota Matrix Base, StandardFACTORY OEM SERVICE PROCEDURE
DTC Check/Clear
NOTE:
When the diagnosis system is changed from normal mode to check mode or vice versa, all DTCs and freeze frame data recorded in normal mode are cleared. Before changing modes, always check and record DTCs and freeze frame data.
HINT:Β
- DTCs which are stored in the ECM can be displayed on the Techstream. The Techstream can display the current and pending DTCs.
- Some DTCs are only set if the ECM detects the same malfunction again during a second consecutive driving cycle. However, such malfunctions, detected on only one occasion, are stored as pending DTCs.
- CHECK DTCΒ
- Connect the Techstream to the DLC3.
- Turn the ignition switch to ON.
- Turn the Techstream on.
- Enter the following menus: Powertrain/Engine and ECT/Trouble Codes.
- Check the DTC(s) and freeze frame data, and then save or write them down.
- Check the details of the DTC(s). Refer to DIAGNOSTIC TROUBLE CODE CHARTΒ .
- CLEAR DTCΒ
- Connect the Techstream to the DLC3.
- Turn the ignition switch to ON.
- Turn the Techstream on.
- Enter the following menus: Powertrain/Engine and ECT/Trouble Codes.
- Clear DTCs.
- CLEAR DTC (Without using Techstream)Β
- Perform either of the following operations:
- Disconnect the cable from the negative (-) battery terminal for more than 1 minute.
- Remove the EFI MAIN and ETCS fuses from the engine room relay block located inside the engine compartment for more than 1 minute.
- Perform either of the following operations:
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.
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