Diagnostic Method
<Idle speed diagnosis>
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 |
<Final ignition timing diagnosis: Idle>
Judge as NG when the following conditions are established.
JUDGMENT VALUE SPECIFICATION
| Malfunction Criteria | Threshold Value | DTC |
|---|---|---|
| Final ignition timing - Ignition timing during CSERS* *: Ignition timing during CSERS (Cold Start Emission Reduction Strategy) = Base ignition timing - Retard amount |
More than 8.5° CA | P050A |
<Final ignition timing diagnosis: Non-idle>
Judge as NG when the following conditions are established.
JUDGMENT VALUE SPECIFICATION
| Malfunction Criteria | Threshold Value | DTC |
|---|---|---|
| Final ignition timing - Ignition timing during CSERS* *: Ignition timing during CSERS (Cold Start Emission Reduction Strategy) = Base ignition timing - Retard amount |
More than 8.5° CA | P050B |
Time needed for diagnosis: 7000 ms
Malfunction indicator light illumination: Illuminates when malfunction occurs in 2 continuous driving cycles.