Fuel pressure sensor, fuel rail (653)
| Fuel pressure sensor, fuel rail (653) |
| Location |
Fuel pressure sensor, fuel rail (653)
| Main task |
Measures the fuel pressure in the fuel rail.
| Type |
| Connection |
| Pin no. | Signal type | Description |
|
1
|
Ground
|
Connected to ECM pin 8(A).
|
|
2
|
Signal
|
Connected to ECM pin 43(A).
|
|
3
|
Power supply
|
Connected to ECM pin 28(A).
|
| Function |
The sensor element is a thin film resitor bridge on a steel diaphragm. When the diaphragm is subjected to pressure, it flexes creating a potential difference across the resistor bridge. This voltage is then converted in the integrated signal converter.
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