Legend function diagram of electrical system for ME engine control - PE07.61-U-2050-60MAB
ENGINE 272.967, 273.963 as of 1.7.06 in MODEL 164 ME 9.7.1
| Item | Designation | Coordinates |
|---|---|---|
| A1 | Instrument cluster | 5J |
| A1e26 | "CHECK ENGINE" MIL | 3J |
| A7/7 | BAS brake booster | 3B |
| A8/1 | Transmitter key | 8E |
| A16/1 | Right knock sensor 1 | 18A |
| A16/2 | Left knock sensor 2 | 18A |
| A80 | Intelligent servo module for DIRECT SELECT | 13J |
| B2/5 | Hot film MAF sensor | 18B |
| B4/3 | Fuel tank pressure sensor | 18A 22D |
| B6/4 | Left intake camshaft Hall sensor | 18B |
| B6/5 | Right intake camshaft Hall sensor | 18C |
| B6/6 | Left exhaust camshaft Hall sensor | 18C |
| B6/7 | Right exhaust camshaft Hall sensor | 18C |
| B11/4 | Coolant temperature sensor | 18B 19D |
| B28 | Pressure sensor | 19A |
| B28/5 | Pressure sensor downstream of air cleaner | 23E |
| B28/9 | Left intake manifold tumble flap position sensor | 19A |
| B28/10 | Right intake manifold tumble flap position sensor | 19A |
| B34 | ESP brake pressure sensor | 6E |
| B37 | Accelerator pedal sensor | 18L |
| B70 | Crankshaft Hall sensor | 19B |
| F4kO | Fuel pump relay module | 16E |
| F58kI | Starter relay | 13E |
| G3/3 | Left O2 sensor upstream TWC [KAT] | 15B |
| G3/4 | Right O2 sensor upstream TWC [KAT] | 15B |
| G3/5 | Left O2 sensor downstream TWC [KAT] | 15B |
| G3/6 | Right O2 sensor downstream TWC [KAT] | 15C |
| L6/1 | Left front wheel speed sensor | 2E |
| L6/2 | Right front wheel speed sensor | 2F |
| L6/3 | Left rear wheel speed sensor | 2F |
| L6/4 | Right rear wheel speed sensor | 2F |
| M1 | Starter | 11C |
| M3 | Fuel pump (FP) | 14D |
| M4/7 | Electric suction fan engine and AC with integrated control | 21F |
| M16/6 | Throttle valve actuator | 21E |
| M33 | AIR pump | 20K |
| N3/10 | ME-SFI [ME] control module | 17G |
| N10 | Front SAM control unit | 11D |
| N47-5 | ESP control module | 5D |
| N73 | EIS [EZS] control unit | 7D |
| R4 | Spark plugs | 23K |
| S43 | Oil level switch | 19B |
| S43/1 | Engine oil pressure switch | 23E |
| T1/1 | Cylinder 1 ignition coil | 21J |
| T1/2 | Cylinder 2 ignition coil | 21J |
| T1/3 | Cylinder 3 ignition coil | 21J |
| T1/4 | Cylinder 4 ignition coil | 21K |
| T1/5 | Cylinder 5 ignition coil | 21K |
| T1/6 | Cylinder 6 ignition coil | 21K |
| T1/7 | Cylinder 7 ignition coil | 21L |
| T1/8 | Cylinder 8 ignition coil | 21L |
| U475 | Valid for M 272 | 14H 22D |
| U484 | Valid for M273 ME | 14H 21L |
| Y3/8 | Electric control unit (VGS) | 8J |
| Y10/1 | Power steering pump pressure regulator valve | 17H |
| Y16/2 | Heating system shutoff valve | 17J |
| Y22/6 | Variable intake manifold switchover valve | 17J |
| Y22/9 | Intake manifold tumble flap switchover valve | 17J |
| Y32 | Air pump switchover valve | 17J |
| Y49/4 | Left camshaft intake solenoid | 17K |
| Y49/5 | Right camshaft intake solenoid | 17K |
| Y49/6 | Left camshaft exhaust solenoid | 17K |
| Y49/7 | Right camshaft exhaust solenoid | 17L |
| Y58 | Activated charcoal filter shutoff valve | 17L |
| Y58/1 | Purge control valve | 17L |
| Y62 | Injectors (LH-SFI, HFM-SFI, PEC [LH, HFM, PMS]) | 21H |
| Y110 | Three-disk thermostat valve | 17L |