Passat Sedan L4-1781cc 1.8L Turbo (AEB) (1999)
Indicated on display: (1 to 4 = Display fields)
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Maintain engine speed at 1800 to 2200 rpm until display in display field 4 jumps from "Test OFF" to "Test ON".
^
Catalyst temperature in display field 2 must be between 350 and 500° C.
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Continue to maintain speed at 1800 to 2200 rpm until "B1-P1 OK" appears in display field 4.
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Press -C- button.
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Press -0-, -4- and -6- buttons to select "Display group number 46" and confirm entry with -Q- button.
Indicated on display: (1 to 4 Display fields)
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Maintain engine speed at 1800 to 2200 rpm until display in display field 4 jumps from "Test OFF" to "Test ON".
^
Catalyst temperature in display field 2 must be at least 350°C.
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Check amplitude ratio in display field 3.
^
Specification: max. 0.4
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Continue to maintain engine speed at 1800 to 2200 rpm until "Cat B1 OK" appears in display field 4.
If "Cat. B1 not OK" appears in display field 4:
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Check Diagnostic Trouble Code (DTC) memory.
If the specification "Cat B1 OK" is obtained:
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Press (arrow) button.
Indicated on display
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Press -O- and -6- buttons to select "End data transfer" function and confirm input with the -Q- button.