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Land Rover
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1998
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Discovery I (LJ) V8-4.0L
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Repair and Diagnosis
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A L L Diagnostic Trouble Codes ( DTC )
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Testing and Inspection
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P Code Charts
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P0430
P0430
DTC P0430
Catalyst efficiency is low, bank B (Driving Cycle C)
Possible causes by suggested order of priority:
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Catalyst failure.
Catalyst failure.
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Catalyst failure indicated.
