P0053 - Ho2S Heater Resistance (Bank 1, Sensor 1) - DTC Chart
P0053 - HO2S HEATER RESISTANCE (BANK 1, SENSOR 1) - DTC CHART
| Description: This DTC sets when the heater current requirements are too low or too high in the UO2SHTR11 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 DZ . | ||