PE07.16-P-2755-60FA | Legend of electrical function schematic for common rail diesel injection (CDI), driving mode | MODEL 203.7 with ENGINE 646.9 |
Code | Designation | Coordinates |
A1 | Instrument cluster | 18B |
A8/1 | Transmitter key | 16G |
B2/5 | Hot film mass air flow sensor | 2H |
B2/5b1 | Intake air temperature sensor | 3J |
B4/6 | Rail pressure sensor | 3C |
B5/1 | Charge pressure sensor | 8B |
B11/4 | Coolant temperature sensor | 8K |
B17/8 | Charge air temperature sensor | 10B |
B19/8 | Temperature sensor downstream of CAT | 13K |
B19/11 | Temperature sensor upstream of turbocharger | 14K |
B28/5 | Pressure sensor downstream of air filter | 10K |
B28/8 | Pressure differential sensor (DPF) | 14A |
B37 | Accelerator pedal sensor | 9L |
B50 | Fuel temperature sensor | 6K |
Code 423 | 5-speed automatic transmission | 26B |
Code 474 | Diesel particulate filter | 13J |
Code 474 | Diesel particulate filter | 14A |
Code 581 | Convenience automatic air conditioning | 24J |
G2 | Generator | 12B |
G3/2 | O2 Sensor upstream of CAT | 5K |
L5 | Crankshaft position sensor | 7K |
M3 | Fuel pump | 23J |
M16/5 | Throttle valve actuator | 14C |
N3/9 | CDI control unit | 8E |
N10/2 | Rear SAM control unit with fuse and relay module | 19J |
N10/2kA | Fuel pump relay | 21K |
N14/2 | Glow output stage | 3E |
N15/3 | ETC [EGS] control unit | 27C |
N15/5 | Electronic selector lever module control unit | 27E |
N22 | AAC [KLA] control and operating unit | 26J |
N22/7 | Comfort AAC [KLA] control and operating unit | 26J |
N47-5 | ESP and BAS control unit | 22A |
N73 | EIS [EZS] control unit | 16F |
R9 | Glow plugs | 1F |
R39/1 | Vent line heater element | 4K |
U872 | Valid for version without diesel particulate filter | 6A |
Y27/9 | Left exhaust gas recirculation positioner | 12L |
Y74 | Pressure control valve | 9B |
Y76 | Fuel injectors | 2B |
Y85 | EGR [AGR] cooler bypass flap switchover valve | 7B |
Y94 | Quantity control valve | 3E |
Y100/1 | Right boost pressure positioner | 5A |
CAN B | Interior CAN | 21G |
CAN C | Engine compartment CAN | 13E |
CAN C | Engine compartment CAN | 13F |
CAN C | Engine compartment CAN | 13G |
CAN C | Engine compartment CAN | 20E |
CAN C | Engine compartment CAN | 25F |
1 | ESP and BAS control unit, request | 11E |
2 | Air conditioning, status | 11G |
2 | Air conditioning, status | 17G |
3 | Fuel pump relay, actuation | 18K |
3 | Fuel pump relay, actuation | 21J |
4 | Glow, request | 4E |
5 | Glow plugs, actuation | 2E |
6 | Transmission control, request | 11F |
7 | Alternator, request | 11B |
8 | Circuit 50, status | 12G |
9 | Selector lever position, status | 12F |
10 | Intake air temperature sensor, signal | 6G |
11 | Rail pressure sensor, signal | 6D |
12 | Differential pressure sensor (DPF), signal | 11D |
13 | Fuel temperature sensor, signal | 7H |
14 | Temperature sensor downstream of catalytic converter, signal | 11H |
15 | Temperature sensor upstream of turbocharger, signal | 11H |
16 | Charge air temperature sensor, signal | 9C |
17 | Boost pressure sensor, signal | 8C |
18 | Coolant temperature sensor, signal | 8H |
19 | Crankshaft position sensor, signal | 7H |
21 | Pressure sensor downstream of air filter, signal | 5F |
21 | Pressure sensor downstream of air filter, signal | 9H |
22 | O2 Sensor, signal | 6H |
23 | Accelerator pedal sensor, signal | 9H |
24 | Quantity control valve, actuation | 3D |
25 | Boost pressure positioner, actuation | 6B |
26 | Pressure regulator valve, actuation | 9C |
27 | Fuel injectors, actuation | 2C |
28 | Exhaust gas recirculation positioner, actuation | 12J |
29 | Instrument cluster, message | 18D |
30 | EGR cooler bypass flap switchover valve, actuation | 7B |
31 | Vent line heater element, actuation | 5H |
32 | Throttle valve actuator, actuation | 13C |