DTC P130C: 00 Pre-Ignition Detected: Notes

DTC P130C:00 DETECTION CONDITION AND POSSIBLE CAUSES (SKYACTIV-G 2.0, SKYACTIV-G 2.5)

DTC P130C:00	Pre-ignition detected
DETECTION CONDITION	Pre-ignition is detected a few times continuously with the engine coolant temperature at 80 °C {176 °F} or more. Diagnostic support note This is a continuous monitor (other). The check engine light illuminates if the PCM detects the above malfunction condition during the first drive cycle. FREEZE FRAME DATA (Mode 2)/Snapshot data is available. DTC is stored in the PCM memory.
FAIL-SAFE FUNCTION	Not applicable
POSSIBLE CAUSE	Fuel having octane rating lower than specified fuel is used Carbon accumulated in combustion chamber PCM malfunction
SYSTEM WIRING DIAGRAM	Not applicable

CAUTION:

Verify the malfunction symptom according to not only the PID value but also the symptom troubleshooting.

RELATED PIDS

Item (definition)	Unit/Condition	Definition	Condition/Specification (Reference)
ECT	°C, °F	Engine coolant temperature (No. 1)	Displays ECT
ECT	V	Engine coolant temperature (No. 1)	ECT is 20 °C {68 °F}: Approx. 3.10 V ECT is 40 °C {104 °F}: Approx. 2.16 V ECT is 60 °C {140 °F}: Approx. 1.40 V ECT is 80 °C {176 °F}: Approx. 0.87 V ECT is 100 °C {212 °F}: Approx. 0.54 V