Anti-knock control in the hardware fault control unit, ME-SFI fault code description - AD07.61-P-4000-41AA
| Anti-knock control, hardware fault | ||
| 1 | Fault code ( |
P200A (-) |
| 2 | Fault storage | after expiry of test duration and fault |
| Activation of the engine diagnosis indicator lamp (EURO3/4) or CHECK ENGINE (MIL) malfunction indicator lamp |
No actuation of indicator lamp | |
| 3 | Checking frequency | After each time anti-knock control is switched off. |
| 4 | Checked signal or status | Anti-knock control hardware test. |
| 5 | Fault setting conditions | Fault must occur at least 10 times. |
| 6 | Check prerequisites | Engine at operating temperature Load decreases (anti-knock control switched off). |
| 7 | If a fault occurs, the knock signal amplifier in the ME-SFI control unit is defective. Replace ME-SFI control unit. |