P0054 - Ho2S Heater Resistance (Bank 1 Sensor 2)
P0054 - HO2S HEATER RESISTANCE (BANK 1 SENSOR 2)
| Description: | This DTC sets when the heater current requirements are too low or too high in the HTR12 circuit. | ||
| Possible Causes: |
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| Diagnostic Aids: | Inspect the connectors for signs of damage, water intrusion or corrosion. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to Pinpoint Test DW . | ||