Electrical Function Diagram For Purging Function - PE47.30-P-2052-97SED
Engine 157.9, 276.8, 278.9 in model 217, 222
| Code: | Designation: | Position: |
|---|---|---|
| 1 | Oxygen sensor, sensor element, signal | 7D |
| 2 | Engine load, signal | 8G |
| 3 | Coolant temperature sensor, signal | 4G |
| 4 | Charge air temperature sensor, signal | 4F |
| 5 | Purging switchover valve, actuation | 4D |
| 6 | Engine speed, signal | 6D |
| 7 | Circuit 87, status | 7E |
| 8 | Engine running, signal | 10G |
| 9 | Purging pressure sensor, signal | 6G |
| B11/4 | Coolant temperature sensor | 4H |
| B17/8 | Charge air temperature sensor | 1E |
| B28/7 | Pressure sensor downstream of throttle valve | 8H |
| B4/4 | Purging pressure sensor | 6K |
| B70 | Crankshaft Hall sensor | 6C |
| CAN C | Engine CAN | 9F |
| G3/3b1 | Left oxygen sensor element upstream of catalytic converter | 9C |
| G3/4b1 | Right oxygen sensor element upstream of catalytic converter | 9C |
| K40/8 | Engine fuse and relay module | 14D |
| K40/8kN | Circuit 87M relay | 11E |
| N127 | Drivetrain control unit | 10G |
| N3/10 | ME-SFI [ME] control unit | 6E |
| U1032 | Valid for engine 278 and 157 | 4E |
| U391 | Valid for gasoline engine 276.8 | 4E |
| Y58/1 | Purge control valve | 4C |