Rabbit L5-2.5L (BGP) (2006)
Manifold Pressure/Vacuum Sensor: Testing and Inspection
Manifold Absolute Pressure (MAP) Sensor G71 , Checking
NOTE: Use only gold-plated terminals when servicing terminals in harness connector of Manifold Absolute Pressure (MAP) Sensor G71.
Special tools, testers and auxiliary items required
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Multimeter.
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Wiring diagram.
Test conditions
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The Engine Control Module (ECM) J623 OK.
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The parking brake must be applied, otherwise daytime running lights are switched on.
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On vehicles with automatic transmission, selector lever must be in position "P" or "N".
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The ground (GND) connections between engine and body must be OK.
Function test
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Connect the scan tool.
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Start engine and let it run at idle.
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Using the scan tool, Check the specified value of the Manifold Absolute Pressure (MAP) Sensor G71 at idle:
Diagnostic text
Specified value
Intake manifold pressure
approx. 100 kPa
If the specification is not obtained:
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End diagnosis and switch ignition off.
Test sequence
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Disconnect the Manifold Absolute Pressure (MAP) Sensor G71 electrical harness connector - arrow -.
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Start the engine and run at idle speed.
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Using a multimeter, check the Manifold Absolute Pressure (MAP) Sensor G71 electrical harness connector terminals 1 to 3 for voltage.
Specification: 4.5 V
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Switch the ignition off.
If the specification is not obtained: