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Home >> Mercedes Benz >> 2010 >> CL550 >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Configurations, Connector Assignments & Overall Network -- Cl550 -- 216 Chassis >> Basic Knowledge >> Location and assignment of Z connector sleeves (cable connections in wiring harness) - engine compartment, right - GF00.19-P-3000-02CAA

Location and assignment of Z connector sleeves (cable connections in wiring harness) - engine compartment, right - GF00.19-P-3000-02CAA

Model 216 

Fig 1: Identifying Right Engine Compartment Z Connector Sleeves Location (1 Of 3)
G07300260Courtesy of MERCEDES-BENZ USA
Fig 2: Identifying Right Engine Compartment Z Connector Sleeves Location (2 Of 3)
G07300261Courtesy of MERCEDES-BENZ USA
Fig 3: Identifying Right Engine Compartment Z Connector Sleeves Location (3 Of 3)
G07300262Courtesy of MERCEDES-BENZ USA
Z connector sleeve Designation Component Designation Connector. Pin
  Engines 157, 278       
Z5  Connector sleeve (solder connector in harness)  ← N3/10  ME-SFI [ME] control unit  M.17 
→B28/4 Pressure sensor downstream of air filter, left cylinder bank 3
→B28/5 Pressure sensor downstream of air filter, right cylinder bank 3
→B28/6 Pressure sensor upstream of throttle valve actuator 3
  Engine 273       
Z5(2)  Connector sleeve (solder connector in harness)  ← N3/10  ME-SFI [ME] control unit  1.44 
→B28 Pressure sensor 3
→B28/9 Left intake manifold tumble flap position sensor 1
→B28/10 Right intake manifold tumble flap position sensor 1
  Engines 157, 278       
Z6z1  Ground connector sleeve  ← W34/1  Ground (electronics - left footwell)   
→T1/1 Cylinder 1 ignition coil 1
→T1/2 Cylinder 2 ignition coil 1
→T1/3 Cylinder 3 ignition coil 1
→T1/4 Cylinder 4 ignition coil 1
Start/stop → W11/2 Ground (engine, right)  
  →Z6z2 Ground connector sleeve  
Z6/26  Sensor supply connector sleeve       
M273 ← N3/10  ME-SFI [ME] control unit  1.40 
M273 → G3/5 Left O2 sensor, downstream CAT x1.3
M273 → G3/6 Right O2 sensor, downstream CAT x1.3
Z6/27  Sensor ground connector sleeve       
M156 ← N3/10  ME-SFI [ME] control unit  1.15 
M156 → B11/4 Coolant temperature sensor 2
M156 → B17 Intake air temperature sensor 2
M156 → B28 Pressure sensor 1
Z6/30(1)  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
Z6/48(1)  Ground connector sleeve       
M273 ← Z6/48  Ground connector sleeve  2 
M273 → T1/1 Cylinder 1 ignition coil 2
M273 → T1/2 Cylinder 2 ignition coil 2
M273 → T1/3 Cylinder 3 ignition coil 2
M273 → T1/4 Cylinder 4 ignition coil 2
Z7/35(1)  Circuit 87M1e connector sleeve       
  M273 ← Z7/35  Circuit 87M1e connector sleeve  2 
M273 → T1/2 Cylinder 2 ignition coil 1
M273 → T1/3 Cylinder 3 ignition coil 1
M273 → Y62y2 Cylinder 2 fuel injection valve 1
M273 → Y62y3 Cylinder 3 fuel injection valve 1
M273 → Y62y8 Cylinder 8 fuel injection valve 1
  M157, M278       
Z7/35z2  Front CAN (high) sensor connector sleeve  ← N10/1  Front SAM control unit with fuse and relay module  M1.2 
→B6/4 Left intake camshaft Hall sensor 1
→B6/6 Left exhaust camshaft Hall sensor 1
→Z7/35z1 Circuit 87 M1e connector sleeve  
Z7/35(4)  Circuit 87 M1e connector sleeve       
M156 ← Z7/35  Circuit 87M1e connector sleeve  1 
M156 → B2/7 Right hot film MAF sensor 1
M156 → Y62y1 Cylinder 1 fuel injection valve 1
M156 → Y62y2 Cylinder 2 fuel injection valve 1
M156 → Y62y3 Cylinder 3 fuel injection valve 1
M156 → Y62y4 Cylinder 4 fuel injection valve 1
Z7/36(1) 
 
Circuit 87 M2e connector sleeve       
M273 ← Z7/36  Circuit 87 M2e connector sleeve  2 
M273 → G3/3 Left O2 sensor, upstream CAT x1.4
M273 → G3/4 Right O2 sensor, upstream CAT x1.4
M273 → G3/5 Left O2 sensor, downstream CAT x1.1
M273 → G3/6 Right O2 sensor, downstream CAT x1.1
M273 → Y16/2 Heating system shutoff valve 1
M273 → Y32 Air pump switchover valve 1.2
Z7/36z2  M157, M278       
Circuit 87 M2e connector sleeve  ← Z7/36z1  Circuit 87 M2e connector sleeve   
M157 → B40 Oil sensor (oil level, temperature and quality)  
→G3/6 Right O2 sensor, downstream CAT x1.1
→Y77/1 Charge pressure positioner 1
→Y130 Engine oil pump valve 1
Z7/38(1) 
 
Circuit 87M1i connector sleeve       
M273 ← Z7/38  Circuit 87 M1i connector sleeve  2 
M273 → B6/5 Right intake camshaft Hall sensor 3
M273 → B6/7 Right exhaust camshaft Hall sensor 3
M273 → C4/1 Radio interference suppression capacitor 1 1
M273 → T1/1 Cylinder 1 ignition coil 1
M273 → T1/4 Cylinder 4 ignition coil 1
M273 → Y49/5 Right intake camshaft solenoid 2
M273 → Y49/7 Right exhaust camshaft solenoid 2
M273 → Y62y1 Cylinder 1 fuel injection valve 1
M273 → Y62y4 Cylinder 4 fuel injection valve 1
M273 → Y62y7 Cylinder 7 fuel injection valve 1
Z7/38(1)  Circuit 87M1i connector sleeve       
  M275 ← Z7/38  Circuit 87 M1i connector sleeve   
M275 → C4/1 Radio interference suppression capacitor 1  
M275 → N91 ECI ignition system power pack 4
5
M275 → Y62y1 Cylinder 1 fuel injection valve 1.1
M275 → Y62y2 Cylinder 2 fuel injection valve 2.1
M275 → Y62y3 Cylinder 3 fuel injection valve 3.1
M275 → Y62y4 Cylinder 4 fuel injection valve 4.1
M275 → Y62y5 Cylinder 5 fuel injection valve 5.1
M275 → Y62y6 Cylinder 6 fuel injection valve 6.1
M275 → Z7/38 Circuit 87 M1i connector sleeve 2
  Engine 273       
Z7/38(2)  Circuit 87 M1i connector sleeve  ← Z7/38  Circuit 87 M1i connector sleeve  1 
→ B2/5 Hot film mass air flow sensor 1
→ N10/1 Front SAM control unit with fuse and relay module M1.3
→T1/6 Cylinder 6 ignition coil 1
→T1/7 Cylinder 7 ignition coil 1
→Y49/4 Left intake camshaft solenoid 2
→Y49/6 Left exhaust camshaft solenoid 2
→Y62y5 Cylinder 5 fuel injection valve 1
→Y62y6 Cylinder 6 fuel injection valve 1
  Engine 275       
Z7/39  Circuit 87 M2i connector sleeve  ← N10/1  Front SAM control unit with fuse and relay module  M1.6 
→G3/3 Left O2 sensor, upstream CAT x1.1
→G3/4 Right O2 sensor, upstream CAT x1.1
→Y32 Air pump switchover valve 1
→Y101 Divert air switchover valve 2
  Engine 275       
Z7/41  Sensor supply connector sleeve  ← N3/10  ME-SFI [ME] control unit  3.6 
→B6/3 Camshaft Hall sensor, right cylinder bank 3
→B28/4 Pressure sensor downstream of air filter, left cylinder bank 3
→B28/5 Pressure sensor downstream of air filter, right cylinder bank 3
→B28/6 Pressure sensor upstream of throttle valve actuator 3
→B28/7 Pressure sensor downstream of throttle valve actuator 3
→B40 Oil sensor (oil level, temperature and quality) 3
  Engine 273       
Z7/43  Sensor ground connector sleeve  ← N3/10  ME-SFI [ME] control unit  1.15 
→B6/5 Right intake camshaft Hall sensor 1
→B6/7 Right exhaust camshaft Hall sensor 1
→B28 Pressure sensor 1
→B28/10 Right intake manifold tumble flap position sensor 2
  Engine 275       
Z7/43(1)  Sensor ground connector sleeve  ← Z7/43  Sensor ground connector sleeve  2 
→B11/4 Coolant temperature sensor 2
→B17/8 Charge air temperature sensor 1
→B28/5 Pressure sensor downstream of air filter, right cylinder bank 1
→B28/7 Pressure sensor downstream of throttle valve actuator 1
→B40 Oil sensor (oil level, temperature and quality) 2
  Engine 275       
Z7/43(2)  Sensor ground connector sleeve  ← N3/10  ME-SFI [ME] control unit  3.4 
→B6/3 Camshaft Hall sensor, right cylinder bank 1
→B28/4 Pressure sensor downstream of air filter, left cylinder bank 1
→B28/6 Pressure sensor upstream of throttle valve actuator 1
→Z7/43 Sensor ground connector sleeve 1
  Engine 273       
Z7/44  Sensor ground connector sleeve  ← N3/10  ME-SFI [ME] control unit  1.16 
→B6/4 Left intake camshaft Hall sensor 1
→B6/6 Left exhaust camshaft Hall sensor 1
→B11/4 Coolant temperature sensor 1.1
→B28/9 Left intake manifold tumble flap position sensor 2
Z7/98(1)  Circuit 87 connector sleeve M3e       
M156 ← Z7/98  Circuit 87 connector sleeve M3e  3 
M156 → C4/2 Radio interference suppression capacitor 2 1
M156 → T1/1 Cylinder 1 ignition coil 1
M156 → T1/2 Cylinder 2 ignition coil 1
M156 → T1/3 Cylinder 3 ignition coil 1
M156 → T1/4 Cylinder 4 ignition coil 1
Z36/27  Front PTS sensor voltage supply connector sleeve       
Up to 08/07 ← N62  PTS control unit  b.34 
As of 09/07 ← N62  PTS control unit  b.8 
Up to 05/09 → A86/1 Front short range radar sensor unit 1.4
4.4
Valid for Distronic Plus →   2.4
Valid for Distronic Plus →   3.4
as of 06/09 → A86/1b2 Left inner radar sensor, front bumper 4
As of 06/09 → A86/1b3 Right inner radar sensor, front bumper 4
Up to 05/09 → B8/1 Outer left front PTS ultrasonic sensor 3
Up to 05/09 → B8/2 Center left front PTS ultrasonic sensor 3
Up to 05/09 → B8/3 Inner left front PTS ultrasonic sensor 3
Up to 05/09 → B8/4 Inner right front PTS ultrasonic sensor 3
Up to 05/09 → B8/5 Center right front PTS ultrasonic sensor 3
Up to 05/09 → B8/6 Outer right front PTS ultrasonic sensor 3
  →Z3/19 Circuit 15 connector sleeve (fused) (PTS)  
Z36/16  Front CAN (low) sensor connector sleeve       
Up to 05/09 ← N62/1  Radar sensors control unit (SGR)  A.13 
Up to 05/09 → A86/1 Front short range radar sensor unit 1.3
Valid for Distronic Plus →   2.3
Valid for Distronic Plus →   3.3
  →   4.3
As of 06/09 → A86/1b2 Left inner radar sensor, front bumper 3
As of 06/09 → A86/1b3 Right inner radar sensor, front bumper 3
As of 06/09 → Z37/7 CAN bus (low) connector sleeve  
Z36/18  Front CAN (high) sensor connector sleeve       
Up to 05/09 ← N62/1  Radar sensors control unit (SGR) A.  12 
Up to 05/09 → A86/1 Front short range radar sensor unit 1.2
Valid for Distronic Plus →   2.2
Valid for Distronic Plus →   3.2
  →   4.2
As of 06/09 → A86/1b2 Left inner radar sensor, front bumper 2
As of 06/09 → A86/1b3 Right inner radar sensor, front bumper 2
As of 06/09 → Z37/6 CAN databus (high) connector sleeve