Activated charcoal canister shut-off valve ME-SFI - fault code description - AD07.61-P-4000-20M
| Activated charcoal canister shutoff valve (Y58/4) | ||
|---|---|---|
| 1 | Fault code | P2012 Valve jammed/stiff to move, status open |
| (Fault code according to OBD) | (ME2.7.1: P0446) (ME2.7.2: P2421, P02422) |
|
| 2 | Fault storage | After expiry of test duration and fault |
| Actuation CHECK ENGINE indicator lamp (MIL) |
Following two successive driving cycles with faults | |
| 3 | Checking frequency | Continuous |
| 4 | Checked signal or status | Pressure values from fuel tank pressure sensor |
| 5 | Fault setting conditions | If, when the engine is running, before starting the leak test on the purge system, an excessively high vacuum in the fuel tank is measured by the fuel tank pressure sensor, (signal voltage lower than 1.5 volts), then a blocked activated charcoal canister shutoff valve is suspected and a fault is output. |