Passat Sedan L4-1781cc 1.8L Turbo (AEB) (1999)
Malfunction Indicator Lamp: Testing and Inspection
Malfunction Indicator lamp (MIL), Functional Check
Functional check:
Switch ON ignition
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MIL lamp must light up
If MIL lamp does not light- up with ignition switched ON
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Check wiring between the ECM and MIL lamp as follows:
If the MIL lamp lights-up with ignition switched ON, continue check as follows:
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Start engine and let idle
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MIL lamp must go out after a few seconds
If MIL lamp does not go out
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Check DTC memory. Refer to "Displaying, Reading and Erasing Trouble Codes/With Manufacturers Scan Tool/Clearing Trouble Codes" under
"Powertrain Management" See: Testing and Inspection/Reading and Clearing Diagnostic Trouble Codes/Reading Diagnostic Trouble Codes If no
DTC code stored: