TT Quattro Coupe L4-1.8L Turbo (AWP) (2001)
Terminal 3 + socket 98
Terminal 4 + socket 101
Wire resistance: max: 1.5 Ohm
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Check wires for short circuit to each other.
If no malfunctions are found in the wires and there was voltage between terminals 1 + 3:
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Check function
If no malfunctions are found in wires and there was no voltage between terminals 1 + 3:
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Replace Motronic Engine Control Module (ECM) -J220-.
Checking function
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Connect test box to control module wiring harness, connect test box for wiring test. See: Powertrain Management/Computers and Control
Systems/Testing and Inspection/Reading and Clearing Diagnostic Trouble Codes/Scan Tool Connecting/With Generic Scan Tool/Test Box,
Connecting For Wiring Test
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Re-connect connector at Charge Air Pressure Sensor -G31-.
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Connect multimeter to socket 101 and socket 108 for voltage measurement.
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Start engine and measure voltage.
Specified value: 1.80 to 2.00 volts
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Bring engine to RPM by depressing accelerator pedal suddenly.
Specified value: 2.00 to 3.00 volts
If specified values are not obtained:
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Replace the Charge Air Pressure Sensor - G31-.