Jetta Sedan L5-2.5L (BGP) (2005)
Specification: 4.5 V
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Switch the ignition off.
If the specification is not obtained:
Checking wiring
If the manufacturers test box is being used. Perform the following step.
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Install the Adapter Cable (121-pin) (VAG1598/31)24 Removal and Installation.
If the manufacturers test box is not being used. Perform the following step.
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Remove the Engine Control Module (ECM) (J220). Refer to --> [ Engine Control Module, Replacing ] See: Engine Control Module/Service and
Repair/Removal and Replacement/Engine Control Module, Replacing.
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Using a multimeter, check the Manifold Absolute Pressure (MAP) Sensor (G71) electrical harness connector terminals to the Motronic Engine
Control Module (ECM) (J220) electrical harness connector T121 terminals for resistance.
Specified value: 1.5 ohms max.