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.
DTC Description
ECM controls ignition timing and engine idle speed when engine is started with pre-warming up condition. This control promotes the activation of three way catalyst by heating the catalyst and reduces emissions.
DTC DETECTION LOGIC
| DTC | CONSULT screen terms (Trouble diagnosis content) | DTC detection condition | |
| P050E-00 | COLD START CONTROL (Cold start engine exhaust temperature too low) | Diagnosis condition | - |
| Signal (terminal) | - | ||
| Threshold | The temperature of the catalyst inlet does not rise to the proper temperature when the engine is started with pre-warming up condition | ||
| Diagnosis delay time | - | ||
POSSIBLE CAUSE
- Lack of intake air volume
- Fuel injection system
- ECM
FAIL-SAFE
Not applicable
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.