Location and assignment of Z connector sleeves (cable connections in wiring harness) - engine compartment left - GF00.19-P-3000-01SAA
Model 221
| Z connector sleeve | Designation | Component | Designation | Connector. Pin |
|---|---|---|---|---|
| Z2/2 | Left engine ground connector sleeve | |||
| M276 | ← W2 | Ground (right front, at lamp unit) | ||
| M276 | → T1/4 | Cylinder 4 ignition coil | 2 | |
| M276 | → T1/5 | Cylinder 5 ignition coil | 2 | |
| M276 | → T1/6 | Cylinder 6 ignition coil | 2 | |
| M276 | → W11 | Ground (engine - electrical line connected) | ||
| Z3 | Tml. 15 connector sleeve | ← N10/1 | Front SAM control unit with fuse and relay module | |
| Hybrid | I1.4 | |||
| I1.6 | ||||
| M642.8, M651 | → N3/9 | CDI control unit | F.15 | |
| M156 | → N3/10 | ME-SFI [ME] control unit | 2.15 | |
| M276, M278 | → N3/10 | ME-SFI [ME] control unit | F.15 | |
| M275 | → N3/10 | ME-SFI [ME] control unit | 4.31 | |
| as of 06/08, M272, M273 | → | 2.15 | ||
| Hybrid | →N10/2 | Rear SAM control unit with fuse and relay module | 11.2 | |
| 19.15 | ||||
| As of 06/08M272, M273 | →N118 | Fuel pump control unit | 2.5 | |
| →N118 | Fuel pump control unit | |||
| M275.953, up to 11/08 | 2.5 | |||
| M275.953, as of 12/08 | 1.13 | |||
| M642.8, M651 | → N118 | Fuel pump control unit | 2.5 | |
| M276, M278 | → N118 | Fuel pump control unit | 2.6 | |
| Z5z1 | Connector sleeve (solder connector in harness) | |||
| M276 | ← N3/10 | ME-SFI [ME] control unit | M.17 | |
| M276 | → B28/7 | Pressure sensor downstream of throttle valve actuator | 3 | |
| M276, | → stratified operation | M16/45m1 Right exhaust gas recirculation actuation motor | 3 | |
| M276, | → stratified operation | M16/45m2 Left exhaust gas recirculation actuation motor | 3 | |
| Z6z2 | Ground connector sleeve | |||
| M276 | ← W34/1 | Ground (electronics - left footwell) | ||
| M276 | → T1/4 | Cylinder 4 ignition coil | 1 | |
| M276 | → T1/5 | Cylinder 5 ignition coil | 1 | |
| M276 | → T1/6 | Cylinder 6 ignition coil | 1 | |
| M276 | → Z6z1 | Ground connector sleeve | ||
| Z6z2 | Ground connector sleeve | |||
| M157, M278 | ← Z6z1 | Ground connector sleeve | ||
| M157 | → B40 | Oil sensor (oil level, temperature and quality) | 2 | |
| M157, M278 | → T1/5 | Cylinder 5 ignition coil | 1 | |
| M157, M278 | → T1/6 | Cylinder 6 ignition coil | 1 | |
| M157, M278 | → T1/7 | Cylinder 7 ignition coil | 1 | |
| M157, M278 | → T1/8 | Cylinder 8 ignition coil | 1 | |
| M157, M278 | → Y16/2 | Heating system shutoff valve | 1 | |
| Z6/4 | Ground connector sleeve (sensor downstream of TWC) | |||
| M275 | ← N3/10 | ME-SFI [ME] control unit | 4.6 | |
| M275 | → G3/5 | Left O2 sensor, downstream CAT | x1.1 | |
| M275 | → G3/6 | Right O2 sensor, downstream CAT | x1.3 | |
| Z6/8 | Sensor ground connector sleeve | |||
| M157, M278 | ← W11 | Ground (engine - electrical line connected) | ||
| M157, M278 | → T1/5 | Cylinder 5 ignition coil | 2 | |
| M157, M278 | → T1/6 | Cylinder 6 ignition coil | 2 | |
| M157, M278 | → T1/7 | Cylinder 7 ignition coil | 2 | |
| M157, M278 | → T1/8 | Cylinder 8 ignition coil | 2 | |
| Z6/25 | Sensor voltage supply connector sleeve | |||
| M651 | ← N3/9 | CDI control unit | M.19 | |
| M651 | → M55 | Intake port shutoff motor | 5 | |
| M651 | → M16/6 | Throttle valve actuator | 5 | |
| M651 | → Y27/9 | Left exhaust gas recirculation positioner | 5 | |
| Z6/28 | Sensor ground connector sleeve | |||
| M651 | ← N3/9 | CDI control unit | M.22 | |
| M651 | → B1 | Oil temperature sensor | 1 | |
| M651 | → B2/5 | Hot film mass air flow sensor | 3 | |
| M651 | → B11/4 | Coolant temperature sensor | 1 | |
| M651 | → M16/6 | Throttle valve actuator | 5 | |
| M651 | → M55 | Intake port shutoff motor | 2 | |
| M651 | → Y27/9 | Left exhaust gas recirculation positioner | 3 | |
| Z6/29 | Sensor ground connector sleeve | |||
| M651 | ← N3/9 | CDI control unit | M.15 | |
| M651 | → B6/1 | Camshaft Hall sensor | 3 | |
| M651 | → S43 | Oil level check switch | 1 | |
| Z6/30 (2) | Circuit 31 connector sleeve | |||
| ←W15/3 | Ground (electronics) | |||
| → T1/1 | Cylinder 1 ignition coil | 2 | ||
| → T1/2 | Cylinder 2 ignition coil | 2 | ||
| → T1/3 | Cylinder 3 ignition coil | 2 | ||
| → T1/4 | Cylinder 4 ignition coil | 2 | ||
| Z6/31 | Sensor voltage supply connector sleeve | |||
| M651 | ← N3/9 | CDI control unit | M.11 | |
| M651 | → B28/5 | Pressure sensor downstream of air filter, right cylinder bank | 3 | |
| M651 | → B60 | Exhaust back pressure sensor | 1 | |
| Z6/32 | Sensor ground connector sleeve | |||
| M651 | ← N3/9 | CDI control unit | M.39 | |
| M651 | → B5/1 | Charge pressure sensor | 1 | |
| M651 | → B5/4 | Low-pressure turbocharger boost pressure sensor | 1 | |
| M651 | → B28/5 | Pressure sensor downstream of air filter, right cylinder bank | 1 | |
| M651 | → B60 | Exhaust back pressure sensor | 2 | |
| Z6/34 | Sensor ground connector sleeve | |||
| M651 | ← N3/9 | CDI control unit | M.34 | |
| M651 | → B17/8 | Charge air temperature sensor | 1 | |
| M651 | → B19/11 | Temperature sensor upstream of turbocharger | 1 | |
| M651 | → B50 | Fuel temperature sensor | 1 | |
| Z6/37 | Sensor voltage supply connector sleeve | |||
| M651 | ← N3/9 | CDI control unit | M.58 | |
| M.90 | ||||
| M651 | → B4/6 | Rail pressure sensor | 3 | |
| M651 | → B70 | Crankshaft Hall sensor | 3 | |
| Z6/48 | Ground connector sleeve | |||
| M156 | ← N3/10 | ME-SFI [ME] control unit | 1.16 | |
| M156 | → B1 | Oil temperature sensor | 1 | |
| M156 | → B4/15 | Fuel pressure sensor | 1 | |
| M156 | → B6/4 | Left intake camshaft Hall sensor | 1 | |
| M156 | → B6/5 | Right intake camshaft Hall sensor | 1 | |
| M156 | → B6/6 | Left exhaust camshaft Hall sensor | 1 | |
| M156 | → B6/7 | Right exhaust camshaft Hall sensor | 1 | |
| Z7/5z1 | Circuit 87 connector sleeve | |||
| M642.8 | ← N10/1 | Front SAM control unit with fuse and relay module | M1.6 | |
| M642.8 | → R39/1 | Vent line heater element | 2 | |
| M642.8 | → R48 | Two-disk thermostat heating element | 2 | |
| M642.8 | → Y85 | EGR [AGR] cooler bypass flap switchover valve | 2 | |
| M642.8 | → Y133x1 | Coolant pump switchover valve electrical connector | 2 | |
| Z7/5z2 | Circuit 87 connector sleeve | |||
| M642.8 | ← N10/1 | Front SAM control unit with fuse and relay module | M1.3 | |
| M642.8 | → Y74 | Pressure control valve | 2 | |
| M642.8 | → Y94 | Quantity control valve | 2 | |
| Z7/5z2 | Circuit 87 connector sleeve | |||
| M651 | ← N10/1 | Front SAM control unit with fuse and relay module | M1.6 | |
| M651 | → Y31/5 | Charge pressure control vacuum transducer | 2 | |
| M651 | → Y58/13 | Heat exchanger shutoff valve | 1 | |
| M651 | → Y93 | Exhaust flap switchover valve | 2 | |
| M651 | → Y130 | Engine oil pump valve | 1 | |
| M651 | → Y131 | Oil spray nozzle shutoff valve | 2 | |
| M651 | → Y133 | Coolant pump switchover valve | 2 | |
| Z7/5z3 | Circuit 87 connector sleeve | |||
| M642.8 | ← N10/1 | Front SAM control unit with fuse and relay module | M1.2 | |
| M642.8 | → B2/6 | Left hot film MAF sensor | 1 | |
| M642.8 | → B2/7 | Right hot film MAF sensor | 1 | |
| M642.8 | → M55 | Intake port shutoff motor | 2 | |
| M642.8 | → Y77/1 | Charge pressure positioner | 1 | |
| Z7/5z3 | Circuit 87 connector sleeve | |||
| M651 | ← N10/1 | Front SAM control unit with fuse and relay module | M1.2 | |
| M651 | → B2/5 | Hot film mass air flow sensor | 2 | |
| M651 | → R39/1 | Vent line heater element | 1 | |
| M651 | → R48 | Two-disk thermostat heating element | 2 | |
| M651 | → Y85 | EGR [AGR] cooler bypass flap switchover valve | 2 | |
| Z7/24(2) | Circuit 87 connector sleeve | |||
| Hybrid | ← Z7/24 (1) | Circuit 87 connector sleeve | ||
| Hybrid | → K109 | Vacuum pump relay (+) | 4 | |
| Hybrid | → M56 | Vacuum pump | 1 | |
| Z7/35z1 | Circuit 87M1e connector sleeve | |||
| M157, M278 | ← N10/1 | Front SAM control unit with fuse and relay module | M1.2 | |
| M157, M278 | → T1/2 | Cylinder 2 ignition coil | 3 | |
| M157, M278 | → T1/3 | Cylinder 3 ignition coil | 3 | |
| M157, M278 | → T1/4 | Cylinder 4 ignition coil | 3 | |
| M157, M278 | → T1/5 | Cylinder 5 ignition coil | 3 | |
| M157, M278 | → T1/8 | Cylinder 8 ignition coil | 3 | |
| M157, M278 | → Y49/4 | Left intake camshaft solenoid | 2 | |
| M157, M278 | → Y49/6 | Left exhaust camshaft solenoid | 2 | |
| M157, M278 | → Z7/35z2 | Circuit 87M1e connector sleeve | ||
| Z7/35(2) | Circuit 87M1e connector sleeve | |||
| M272 | ← N10/1 | Front SAM control unit with fuse and relay module | M1.2 | |
| M272 | → C4 | Radio interference suppression capacitor | 2.1 | |
| M272 | → T1/4 | Cylinder 4 ignition coil | 1 | |
| M272 | → T1/5 | Cylinder 5 ignition coil | 1 | |
| M272 | → T1/6 | Cylinder 6 ignition coil | 1 | |
| M272 | → X26 | Interior and engine wiring harness connector | 1.8 | |
| M272 | → Z7/35 | (1) Circuit 87M1e connector sleeve | ||
| Z7/35(2) | Circuit 87M1e connector sleeve | |||
| M273 | ← N10/1 | Front SAM control unit with fuse and relay module | M1.2 | |
| M273 | → Z7/35 | (1) Circuit 87M1e connector sleeve | ||
| M273 | → B6/4 | Left intake camshaft Hall sensor | 3 | |
| M273 | → B6/6 | Left exhaust camshaft Hall sensor | 3 | |
| M273 | → C4/2 | Radio interference suppression capacitor 2 | 1 | |
| M273 | → T1/5 | Cylinder 5 ignition coil | 1 | |
| M273 | → T1/8 | Cylinder 8 ignition coil | 1 | |
| M273 | → X26 | Interior and engine wiring harness connector | 1.8 | |
| M273 | → Y49/4 | Left intake camshaft solenoid | 2 | |
| M273 | → Y49/6 | Left exhaust camshaft solenoid | 2 | |
| Z7/35(2) | Circuit 87M1e connector sleeve | |||
| M156 | ← Z7/35(1) | Circuit 87M1e connector sleeve | M1.2 | |
| M156 | → B6/5 | Right intake camshaft Hall sensor | 3 | |
| M156 | → B6/7 | Right exhaust camshaft Hall sensor | 3 | |
| M156 | → Y49/5 | Right intake camshaft solenoid | 2 | |
| M156 | → Y49/7 | Right exhaust camshaft solenoid | 2 | |
| Z7/35z2 | Circuit 87M1e connector sleeve | |||
| M276 | ← N10/1 | Front SAM control unit with fuse and relay module | M1.2 | |
| M276 | → B6/4 | Left intake camshaft Hall sensor | 1 | |
| M276 | → B6/6 | Left exhaust camshaft Hall sensor | 1 | |
| M276 | → T1/4 | Cylinder 4 ignition coil | 3 | |
| M276 | → T1/5 | Cylinder 5 ignition coil | 3 | |
| M276 | → T1/6 | Cylinder 6 ignition coil | 3 | |
| M276 | → Y49/4 | Left intake camshaft solenoid | 2 | |
| M276 | → Y49/6 | Left exhaust camshaft solenoid | 2 | |
| Z7/35(3) | Circuit 87M1e connector sleeve | |||
| M156 | ← Z7/35(1) | Circuit 87M1e connector sleeve | ||
| M156 | → B2/6 | Left hot film MAF sensor | 1 | |
| M156 | → Y62y5 | Cylinder 5 fuel injection valve | 1 | |
| M156 | → Y62y6 | Cylinder 6 fuel injection valve | 1 | |
| M156 | → Y62y7 | Cylinder 7 fuel injection valve | 1 | |
| M156 | → Y62y8 | Cylinder 8 fuel injection valve | 1 | |
| Z7/36 | Circuit 87 M2e connector sleeve | |||
| M156 | ← G3/3 | Left O2 sensor, upstream CAT | x1.4 | |
| M156 | → G3/4 | Right O2 sensor, upstream CAT | x1.4 | |
| M156 | → G3/5 | Left O2 sensor, downstream CAT | 1 | |
| M156 | → G3/6 | Right O2 sensor, downstream CAT | 1 | |
| M156 | → R48 | Two-disk thermostat heating element | 2 | |
| M156 | → Y16/2 | Heating system shutoff valve | 1 | |
| M156 | → Y22/6 | Variable intake manifold switchover valve | 2 | |
| M156 | → Y32 | Air pump switchover valve | 1.1 | |
| Z7/36z1 | Circuit 87 M2e connector sleeve | |||
| M276 | ← N3/10 | ME-SFI [ME] control unit | M1.6 | |
| M276 | → G3/3 | Left O2 sensor, upstream CAT | x1.4 | |
| M276 | → G3/5 | Left O2 sensor, downstream of CAT | x1.1 | |
| M276 | → G3/6 | Right O2 sensor downstream TWC [KAT] | x1.1 | |
| M276 | → R48 | Two-disk thermostat heating element | 1 | |
| M276 | → Y130 | Engine oil pump valve | 1 | |
| M276 | → Y77/3 | Intake manifold selector drum switchover valve | 1 | |
| Z7/36(2) | Circuit 87 M2e connector sleeve | |||
| M272 | ← N10/1 | Front SAM control unit with fuse and relay module | M1.6 | |
| M272 | → X26 | Interior and engine wiring harness connector | 1.5 | |
| M272 | → X205 | Tumble flap/variable intake manifold switchover valves connector | 2 | |
| M272 | → Y10/1 | Power steering pump pressure regulator valve | 1 | |
| M272 | → Y22/6 | Variable intake manifold switchover valve | 2 | |
| M272 | → Y22/9 | Intake manifold tumble flap switchover valve | 2 | |
| M272 | → Y110 | Three-disk thermostat valve | 2 | |
| M272 | → Z7/36(1) | Circuit 87 M2e connector sleeve | ||
| Z7/36(2) | Circuit 87 M2e connector sleeve | |||
| M273 | ← N10/1 | Front SAM control unit with fuse and relay module | M1.6 | |
| M273 | → X26 | Interior and engine wiring harness connector | 1.5 | |
| M273 | → X205 | Tumble flap/variable intake manifold switchover valves connector | 2 | |
| M273 | → Y10/1 | Power steering pump pressure regulator valve | 1 | |
| M273 | → Y22/9 | Intake manifold tumble flap switchover valve | 2 | |
| M273 | → Y22/6 | Variable intake manifold switchover valve | 2 | |
| M273 | → Y110 | Three-disk thermostat valve | 2 | |
| M273 | Z7/36(1) | Circuit 87 M2e connector sleeve | ||
| Z7/36z1 | Circuit 87 M2e connector sleeve | |||
| M157, M278 | ← N3/10 | ME-SFI [ME] control unit | M1.6 | |
| M157, M278 | → G3/3 | Left O2 sensor, upstream CAT | x1.4 | |
| M157, M278 | → G3/4 | Right O2 sensor upstream TWC [KAT] | x1.4 | |
| M157, M278 | → G3/5 | Left O2 sensor, downstream of CAT | x1.1 | |
| M157, M278 | → R48 | Two-disk thermostat heating element | 1 | |
| M157, M278 | → Y16/2 | Heating system shutoff valve | 2 | |
| M157, M278 | → Z7/36z2 | Circuit 87 M2e connector sleeve | ||
| Z7/39 | Circuit 87 M2i connector sleeve | |||
| M275 | ← N10/1 | Front SAM control unit with fuse and relay module | M1.6 | |
| M275 | → G3/3 | Left O2 sensor, upstream CAT | x1.1 | |
| M275 | → G3/4 | Right O2 sensor, upstream CAT | x1.1 | |
| M275 | → Y32 | Air pump switchover valve | 2 | |
| M275 | → Y101 | Divert air switchover valve | 2 | |
| Z7/41 | Sensor supply connector sleeve | |||
| M157, M278 | ← N3/10 | ME-SFI [ME] control unit | M.19 | |
| M157, M278 | → B4/25 | Fuel pressure and temperature sensor | 4 | |
| M157, M278 | → B28/7 | Pressure sensor downstream of throttle valve actuator | 3 | |
| M157, M278 | → B70 | Crankshaft Hall sensor | 3 | |
| Z7/43 | Sensor ground connector sleeve | |||
| M276 | ← N3/10 | ME-SFI [ME] control unit | M.19 | |
| M276 | → B4/25 | Fuel pressure and temperature sensor | 1 | |
| M276 | → B28/7 | Pressure sensor downstream of throttle valve actuator | 2 | |
| M276 | → B70 | Crankshaft Hall sensor | 1 | |
| M276, | → stratified | operation M16/45m1 Right exhaust gas recirculation actuation motor | 4 | |
| M276, | → stratified | operation M16/45m2 Left exhaust gas recirculation actuation motor | 4 | |
| Z7/44 | Sensor ground connector sleeve | |||
| M276 | ← N3/10 | ME-SFI [ME] control unit | M.70 | |
| M276 | → B6/4 | Left intake camshaft Hall sensor | 3 | |
| M276 | → B6/5 | Right intake camshaft Hall sensor | 3 | |
| M276 | → B6/6 | Left exhaust camshaft Hall sensor | 3 | |
| M276 | → B6/7 | Right exhaust camshaft Hall sensor | 3 | |
| M276 | → B11/4 | Coolant temperature sensor | 1 | |
| M276 | → B17/1 | Intake manifold intake air temperature sensor | 1 | |
| M276 | → B17/8 | Charge air temperature sensor | 1 | |
| M276 | → G3/5 | Left O2 sensor, downstream of CAT | x1.3 | |
| M276 | → G3/6 | Right O2 sensor downstream TWC [KAT] | x1.3 | |
| Z7/44 | Sensor ground connector sleeve | |||
| M157, M278 | ← N3/10 | ME-SFI [ME] control unit | M.44 | |
| M157, M278 | → B4/25 | Fuel pressure and temperature sensor | 1 | |
| M157, M278 | → B6/4 | Left intake camshaft Hall sensor | 3 | |
| M157, M278 | → B6/6 | Left exhaust camshaft Hall sensor | 3 | |
| M157, M278 | → B28/4 | Pressure sensor downstream of air filter, left cylinder bank | 2 | |
| M157, M278 | → B28/5 | Pressure sensor downstream of air filter, right cylinder bank | 2 | |
| M157, M278 | → B28/6 | Pressure sensor upstream of throttle valve actuator | 2 | |
| M157, M278 | → B28/7 | Pressure sensor downstream of throttle valve actuator | 2 | |
| M157, M278 | → B70 | Crankshaft Hall sensor | 1 | |
| Z7/61 | 5V output 2 connector sleeve | |||
| M156 | ← N3/10 | ME-SFI [ME] control unit | 1.44 | |
| M156 | → B4/15 | Fuel pressure sensor | 3 | |
| M156 | → B70 | Crankshaft Hall sensor | 3 | |
| Z7/98(2) | Circuit 87 connector sleeve M3e | |||
| M156 | ← Z7/98(1) | Circuit 87 connector sleeve | M3e | |
| M156 | → C4/1 | Radio interference suppression capacitor 1 | 1 | |
| M156 | → T1/5 | Cylinder 5 ignition coil | 1 | |
| M156 | → T1/6 | Cylinder 6 ignition coil | 1 | |
| M156 | → T1/7 | Cylinder 7 ignition coil | 1 | |
| M156 | → T1/8 | Cylinder 8 ignition coil | 1 | |
| Z7/98(3) | Circuit 87 connector sleeve M3e | |||
| M156 | ← Z7/98(1) | Circuit 87 connector sleeve M3e | ||
| M156 | → Z7/98(2) | Circuit 87 M3e connector sleeve | ||
| Z84/1 | Throttle valve actuator connector sleeve (+ signal) | |||
| M156 | ← N3/10 | ME-SFI [ME] control unit | 1.43 | |
| M156 | → M16/3 | Front throttle valve actuator | 2 | |
| M156 | → M16/4 | Rear throttle valve actuator | 2 | |
| Z84/2 | Throttle valve actuator connector sleeve (- signal) | |||
| M156 | ← N3/10 | ME-SFI [ME] control unit | 1.39 | |
| M156 | → M16/3 | Front throttle valve actuator | 3 | |
| M156 | → M16/4 | Rear throttle valve actuator | 3 | |
| Z110/1 | AC bus solder terminal | N10/1 | Front SAM control unit with fuse and relay module | MR7.6 |
| →B31/1 | AAC [KLA] multifunction sensor | 2 | ||
| → B32/2 | AAC [KLA] 4-way sun sensor | 2 | ||
| Z110/3 | AC bus solder terminal | N10/1 | Front SAM control unit with fuse and relay module | MR7.9 |
| → B31/1 | AAC [KLA] multifunction sensor | 1 | ||
| → B32/2 | AAC [KLA] 4-way sun sensor | 1 | ||
| Z111/1 | A/C 12 V solder | terminal | N10/1 Front SAM control unit with fuse and relay module | MR7.7 |
| → B31/1 | AAC [KLA] multifunction sensor | 3 | ||
| → B32/2 | AAC [KLA] 4-way sun sensor | 3 |