DTC code

P0430: P0430 Diagnostic Guide

Vehicle-specific published guides for this diagnostic trouble code.

P0430 Diagnostic Guide

P0430 may mean the PCM is seeing bank 2 catalyst system efficiency below the acceptable threshold.

Article vehicle: 2015-2025 Ford F150 2.7 EcoBoost

P0430 may mean the PCM is seeing Bank 2 catalyst efficiency below the expected range based on upstream and downstream oxygen sensor activity.

Article vehicle: 2019-2024 Ram 1500Classic 3.6PentastarGas

P0430 means the PCM may be seeing catalyst oxygen storage performance below what it expects based on the oxygen sensor signals.

Article vehicle: 2019-2024 Ram 1500Classic 5.7HEMIGas

P0430 may mean the PCM is seeing Bank 2 catalyst efficiency below the expected range.

Article vehicle: 2019-2025 Ram 1500DT 3.6PentastarGas

P0430 may mean the PCM is seeing Bank 2 catalyst efficiency lower than expected.

Article vehicle: 2019-2025 Ram 2500HD 6.4HEMIGas