Legend of electrical function schematic for charge pressure control, loading - PE09.40-U-2051-60MAB
ENGINE 642.8 in MODEL 164 with CODE (U42) BLUETEC diesel exhaust gas cleaning as of Model Year 09
| Item | Designation | Coordinates |
|---|---|---|
| B4/6 | Rail pressure sensor | 9C |
| B5/1 | Charge pressure sensor | 5K |
| B11/4 | Coolant temperature sensor | 9K |
| B17/8 | Charge air temperature sensor | 10D |
| B19/11 | Temperature sensor upstream of turbocharger | 10G |
| B28/5 | Pressure sensor downstream of air cleaner | 10F |
| B60 | Exhaust back pressure sensor | 7C |
| B70 | Crankshaft Hall sensor | 7J |
| N3/9 | CDI control module | 7E |
| Y76y1 | Fuel injector (1st cylinder) | 3E |
| Y76y2 | Fuel injector (2nd cylinder) | 3E |
| Y76y3 | Fuel injector (3rd cylinder) | 3E |
| Y76y4 | Fuel injector (4th cylinder) | 3F |
| Y76y5 | Fuel injector cylinder 5 | 3F |
| Y76y6 | Fuel injector cylinder 6 | 3F |
| Y77/1 | Charge pressure positioner | 5C |
| 1 | Rail pressure sensor, signal | 8D |
| 2 | Boost pressure sensor, signal | 6H |
| 3 | Coolant temperature sensor, signal | 8H |
| 4 | Temperature sensor upstream of turbocharger, signal | 9F |
| 5 | Pressure sensor downstream of air filter, signal | 9F |
| 6 | Exhaust back pressure sensor, signal | 7D |
| 7 | Crankshaft Hall sensor, signal | 7H |
| 8 | Charge air temperature sensor, signal | 9E |
| 9 | Fuel injectors, actuation | 4E |
| 10 | Boost pressure positioner, actuation | 6D |