A4 Quattro Sedan L4-1.8L Turbo (AEB) (1998)
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Check wiring for open circuit, short circuit to Ground or short circuit to B+ between ECM/test box socket 22 and multi-function Transmission
Range (TR) program switch -F125-.
If the wiring is OK:
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Check multi-function Transmission Range (TR) program switch -F125-.
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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 "Powertrain Management/Monitors, Trips and/or Drive Cycle/Displaying Readiness Code" See: Testing and Inspection
Refer to "Powertrain Management/Monitors, Trips and/or Drive Cycle/Generating Readiness Code" See: Testing and Inspection
Explanation of 4-digit display