If the number of knock sensor errors is less than the lower limit or the upper limit, the ECM/PCM sets DTC P0326.
Item | Detecting Condition | Possible Cause | |
Case 1 | DTC Strategy |
•
Signal check | 1. Poor connection 2. Open or short in signal circuit 3. Knock sensor |
Enable Conditions |
•
Engine speed is higher than 2440rpm
•
Knock control condition - active | ||
Threshold Value |
•
When number of knock sensor errors is lower than lower limit or higher than upper limit | ||
Case 2 | DTC Strategy |
•
Line check | |
Enable Conditions |
•
Knock control condition - not active | ||
Threshold Value |
•
Short circuit to GND or battery | ||
Diagnostic Time |
•
Continuous | ||
MIL ON Condition |
•
2 driving cycle | ||
