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.
Judgment Value
| Malfunction Criteria | Threshold Value |
|---|---|
| Estimated exhaust gas temperature | < Value from Map 1 |
| Malfunction Criteria | Threshold Value |
|---|---|
| Estimated exhaust gas temperature | ≥ Value from Map 1 |
- Idle speed diagnosis
Judge as NG when all of the following conditions are established, and judge as OK when the following conditions are not met.
| Malfunction Criteria | Threshold Value |
|---|---|
| Continuous time of (Target engine speed - Actual engine speed > 100 rpm) | ≥ 6000 ms |
Time Needed for Diagnosis: 6 seconds
Malfunction Indicator Light Illumination: Illuminates when malfunction occurs in 2 continuous driving cycles.
| Malfunction Criteria | Threshold Value |
|---|---|
| Average of intake air amount | < Value from Map 1 |
| Average of total retard angle amount | > Value from Map 2 |
| Malfunction Criteria | Threshold Value |
|---|---|
| Average of intake air amount | > Value from Map 1 |
- Idle speed diagnosis
After the establishment of diagnostic enable conditions, judge as NG if the continuous time during which the following conditions are established exceeds the predetermined time, and judge as OK if it does not.
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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.
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