P0024

DTC P0024 EXHAUST AVCS SYSTEM 2 (RANGE/PERFORMANCE)

1. OUTLINE OF DIAGNOSIS
Detect the exhaust AVCS system malfunction.
Judge as NG when actual exhaust AVCS advance angle amount does not approach the target exhaust AVCS advance angle amount.

2. COMPONENT DESCRIPTION






3. ENABLE CONDITION






4. GENERAL DRIVING CYCLE
Perform the diagnosis continuously when the exhaust AVCS is operating with high engine speed after warming up.

5. DIAGNOSTIC METHOD

1. When the status where there is a large difference between the target exhaust AVCS advance angle amount and the actual exhaust AVCS advance angle amount continues for a constant period of time.
2. When the total value of every predetermined time is great after calculating the difference values between the target and actual advanced angle amount during the exhaust AVCS control.

Abnormality Judgment
Judge as NG when the following conditions are established within the predetermined time.






Time Needed for Diagnosis: 60000 ms

Malfunction Indicator Light Illumination: Illuminates when malfunction occurs in 2 continuous driving cycles.

Normality Judgment
Judge as OK and clear the NG if the following conditions are established within the predetermined time.






Time Needed for Diagnosis: 60000 ms