Key to diagram 4
Components
- A4 - Multec engine/fuel injection system control unit
- B12 - coolant temperature sensor
- B21 - absolute pressure sensor in the intake manifold
- B29 - Air Conditioner Refrigerant Pressure Sensor
- VZO - sensor 1 of detonation combustion of fuel
- B58 - Power steering fluid pressure sensor
- B117 - heated preliminary lambda probe
- B118 - main lambda probe
- FB - fuse
- FB5 - fuse
- K16 - fuel pump relay
- K18 - Engine control unit relay
- T1 - ignition coil
- Y5 - fuel tank ventilation valve
- Y16 - stepper motor of idle speed controller
Connections
- X4 - Engine wiring harness in the engine compartment
- X5 - Engine wiring harness in the engine compartment
- X6 - Engine wiring harness in the engine compartment
- X7 - gearbox wiring harness in the engine compartment
- X14 - Instrument cluster and engine compartment wiring harness
- X16 - Instrument cluster and engine compartment wiring harness
- X17 - Instrument cluster and engine compartment wiring harness
- X56 - Engine compartment and gearbox wiring harness
- X66 - Engine control unit wiring harness
- X67 - Engine control unit wiring harness
- X68 - Engine control unit wiring harness
Points of "mass" (-)
- 5 - left side of the engine compartment
- 10 - engine
Abbreviations
- 15 - ignition voltage
- 15A - 15 amps
- 30 - permanently energized terminal
- AC - air conditioner
- DIAG - diagnostic connector
- FB6 - fuse FB6
- FC12 - fuse FC12
- FC13 - fuse FC13
- GID - Graphical Information Display
- INS - instrument cluster
- KSP - fuel pump
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Diagram 4. Multec fuel injection system and engine control unit. Cars with Y22SE petrol engine.
(Source is on this resource: OPELBOOK)
Key to diagram 4 (continuation)
Components
- A4 - Engine/Fuel Injection Control Unit
- B13 - intake air temperature sensor
- B34 - Crankshaft Position/Speed Sensor
- B35 - camshaft position sensor
- B45 - throttle valve opening angle potentiometer
- B128 - accelerator pedal position sensor
- Y4 - EGR valve
- Y9.1 - cylinder #1 injector
- Y9.2 - cylinder #2 injector
- Y9.3 - cylinder injector #3
- Y9.4 - cylinder injector #4
Connections
- X4 - Engine bay and engine wiring harness
- X5 - Engine bay and engine wiring harness
- X6 - Engine bay and engine wiring harness
- X10 - Engine compartment and body wiring harness
- X14 - Instrument cluster and engine compartment wiring harness
- X16 - Instrument cluster and engine compartment wiring harness
- X27 - body wiring harness
- X54 - Engine and Fuel Injector Wiring Harness
- X66 - Engine control unit wiring harness
- X67 - Engine control unit wiring harness
- X68 - Engine control unit wiring harness
Points of "mass" (-)
- 10 - engine
Abbreviations
- 15 - ignition voltage
- 15A - 15 amps
- 30 - permanently energized terminal 30
- ABS - anti-lock braking system
- DIAG - diagnostic connector
- FC12 - fuse FC12
- HSH - rear window heater
- IMO - immobilizer
- INS - instrument cluster
- MK - cooling system
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Diagram 4. Multec fuel injection system and engine control unit. Cars with petrol engine Y22SE (continuation).
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