A4 Sedan L4-1.8L Turbo (AEB) (1997)
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Specified value: max. 1.5 Ohms
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Check wiring for short circuits between terminals of 3-pin connector, and between connector and ECM/test box.
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Connector terminal 2 to ECM/test box socket 61
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Connector terminal 3 to ECM/test box socket 61
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Connector terminal 3 to ECM/test box socket 62
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Specified value: Infinity Ohms
If wiring is OK:
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Replace Barometric Pressure (BARO) sensor.
If an implausible value is still displayed after replacing the barometric pressure sensor:
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Replace Motronic ECM -J220-.
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Carry out adaptation of throttle valve control module to ECM.
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Check readiness code. If Diagnostic Trouble Code (DTC) memory has been erased, or ECM was disconnected, generate new readiness code.
Refer to "Monitors, Trips and/or Drive Cycle/Displaying Readiness Code" See: Testing and Inspection
Refer to "Monitors, Trips and/or Drive Cycle/Generating Readiness Code" See: Testing and Inspection