| 1 |
Fault code |
P1386 |
| 2 |
Fault storage |
Following the expiry of the test duration and fault |
| |
Activation of the engine diagnosis (EURO3/4) or CHECK ENGINE (MIL) malfunction indicator lamp  |
No malfunction indicator lamp activation |
| 3 |
Frequency of the test |
Each time after anti-knock control is shut off |
| 4 |
Checked signal or status |
Anti-knock control hardware test |
| 5 |
Fault setting conditions |
Fault must occur at least 10 times |
| 6 |
Test prerequisites |
- Engine at operating temperature
- Load decreases (anti-knock control shut-off)
|