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DTC P1544 EXHAUST GAS TEMPERATURE TOO HIGH

DTC P1544 EXHAUST GAS TEMPERATURE TOO HIGH

DTC DETECTING CONDITION:


• Immediately at fault recognition

• GENERAL DESCRIPTION


TROUBLE SYMPTOM:


• Erroneous idling

• Poor driving performance

Important

After repair or replacement of faulty parts, conduct Clear Memory Mode and Inspection Mode .



WIRING DIAGRAM:


CHECK ANY OTHER DTC ON DISPLAY.

Is any other DTC displayed?

Yes

• Inspect the relevant DTC using “List of Diagnostic Trouble Code (DTC)”.

•
Note

In this case, it is not necessary to inspect DTC P1544.



No


CHECK EXHAUST SYSTEM.

Check the exhaust system parts.

Note

Check the following items.

• Loose installation of exhaust manifold

• Cracks or hole of exhaust manifold

• Loose installation of front oxygen (A/F) sensor


Is there a fault in exhaust system?

Yes

Repair or replace the failure, then replace precatalytic converter.


No

Contact Service Center.