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.
On Board Diagnosis Item
The on board diagnostic system has the following functions.
|
Diagnostic test mode |
Function |
|
Bulb check |
MIL can be checked. |
|
SRT status |
ECM can read if SRT codes are set. |
|
Malfunction warning |
If ECM detects a malfunction, it illuminates or blinks MIL to inform the driver that a malfunction has been detected. |
|
Accelerator pedal released position learning |
ECM can learn the accelerator pedal released position. Refer to Description . |
|
Throttle valve closed position learning |
ECM can learn the throttle valve closed position. Refer to Description . |
|
VVEL control shaft position sensor adjustment |
The initial position of the VVEL control shaft position sensor can be adjusted. Refer to Description . |
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.