Diagnostic Method

Judge as NG when the following conditions are established.

JUDGMENT VALUE SPECIFICATION

Malfunction Criteria	Threshold Value	DTC
Actual engine speed - Target engine speed	Less than -300 RPM	P050A

Time needed for diagnosis: 7000ms

Malfunction indicator light illumination: Illuminates when malfunction occurs in 2 continuous driving cycles.

Final ignition timing diagnosis
Judge as NG when the following conditions are established.

JUDGMENT VALUE SPECIFICATION

Malfunction Criteria

Threshold Value

DTC

Final ignition timing - Ignition timing during CSERS⁽¹⁾

More than 5.5°CA

P050B

⁽¹⁾	Ignition timing during CSERS (Cold Start Emission Reduction Strategy) = Base ignition timing - Retard amount

Time needed for diagnosis: 7000ms

Malfunction indicator light illumination: Illuminates when malfunction occurs in 2 continuous driving cycles.