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DTC Description / Detecting Condition / Confirmation Procedure

WARNING: This page is about a different car, the 2006 Suzuki XL-7. However, it is still accessible from the selected car via links, so may be relevant.

P0420 

Refer to DTC P0420: Catalyst System Efficiency below Threshold (Bank 1) .

P0430 

Refer to DTC P0430: Catalyst System Efficiency below Threshold (Bank 2) .

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