Catalyst (Bank 1)
DTC P0420: Monitor ID $21: Test ID $A1
| OBD Monitor ID | $21 | Test ID | $A1 | Unit and Scaling ID | $0B |
|---|---|---|---|---|---|
| DTC | P0420 | ||||
| Test Description | Catalyst capability, monitored by measuring the stability of the secondary heated oxygen sensor output value. | ||||
| Store Timing | Normal judgment/Failure judgment | ||||
| Conversion to Engineering Units | Measured value: Output value (Decimal) x 0.001 (V) The lowest limit value: Not applicable The highest limit value: Output value (Decimal) x 0.001 (V) |
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