Manifold absolute pressure sensor (431)
| Manifold absolute pressure sensor (431) |
|
Location
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On intake manifold to right of throttle body
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Power supply
|
V
|
5
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Voltage at
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|
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25 kPa (-0.75 bar)
|
V
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approx. 0.9
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50 kPa (-0.50 bar)
|
V
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approx. 1.3
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|
100 kPa (±0 bar)
|
V
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approx. 2.1
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125 kPa (0.25 bar)
|
V
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approx. 2.5
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150 kPa (0.50 bar)
|
V
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approx. 2.9
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175 kPa (0.75 bar)
|
V
|
approx. 3.3
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Pressure specified in kPa refers to absolute pressure, i.e. 100 kPa corresponds to atmospheric pressure at sea level.
When checking the pressure sensor with a pressure/vacuum pump, slightly lower voltages may be obtained at high altitudes.
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