Diagnostic Method
- Idle speed diagnosis
Judge as NG when the following conditions are established.
JUDGMENT VALUE SPECIFICATIONMalfunction Criteria Threshold Value Actual engine speed - Target engine speed < - 250 RPM 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 SPECIFICATIONMalfunction Criteria Threshold Value Final ignition timing - ignition timing during CSERS*
*: Ignition timing during CSERS (Cold Start Emission Reduction Strategy) = Base ignition timing - retard amount> 6.5°CA
time needed for diagnosis: 7000ms
Malfunction indicator light illumination: Illuminates when malfunction occurs in 2 continuous driving cycles.