Toyota Check Engine Light On

Read Toyota Check Engine Light & Clear Fault Codes

Is your Toyota check engine light on? Learn how to diagnose the problem and clear what is causing the problem by using an OBD-II Scanner. This guide provides step-by-step instructions on how to read the Toyota check engine light.

What you will need

Procedure

  1. Turn on the ignition, but do not start the engine. If your car has a start button, simply press it twice without stepping on the brakes.Toyota Highlander 2008 in diagnostic modeToyota Camry 2011 diagnostic mode
  2. All dash lights should turn on. Toyota Camry 2011 diagnostic mode dashboard
  3. Connect your OBDII scanner to the diagnostic port of your vehicle.
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  4. Read the codes. If the check engine light persists after clearing the code, take note of the displayed codes and search for the meaning of the codes.

Conclusion

Hundreds of possible problems can cause the check engine light on your Toyota to stay on. The most common issues are spark plugs, oxygen sensors, and catalytic converter failure. Instead of guessing what is wrong, use an OBD-II scanner to read the fault codes.

We hope you find the Read Toyota Check Engine Light & Clear Fault Codes guide helpful. Check these troubleshooting and repair guides for more help on your Toyota.

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