Color coding of wiring
- Bl Blue
- Br brown
- Ge Yellow
- Gr Gray
- Gn Green
- Or Orange
- Pu Purple
- Ro Red
- Sw Black
- Vi Violet
- Ws White
Designations on the diagram
- 1 Battery
- 2 Ignition switch
- 3 Engine compartment fuse box
- 8 Diagnostic connector
- 30 Multec Control Unit
- 31 Camshaft angle sensor
- 32 Fuel pump relay
- 33 Fuel pump
- 34 Injector 1st cylinder
- 35 Injector 2nd cylinder
- 36 Injector 3rd cylinder
- 37 Injector 4th cylinder
- 38 Ignition coil
- 39 Spark plugs
- 40 Blow-off valve for the tank with absorber
- 41 Oxygen sensor
- 42 Exhaust gas recirculation valve
- 43 Manifold Absolute Pressure Sensor
- 44 Throttle angle sensor
- 45 Coolant temperature sensor
- 46 Intake air temperature sensor
- 47 Knock sensor
- 48 Throttle Stepper Motor
- 49 Crankshaft angle sensor
Attention:
prefix 1/ = Multi-pin connector X53
prefix 2/ = Multi-pin connector X54
[Information taken from the website: OpelBook]

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