P064D - Internal Control Module O2 Sensor Processor Performance (Bank 1)
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P064D - INTERNAL CONTROL MODULE O2 SENSOR PROCESSOR PERFORMANCE (BANK 1)
| Description: | This DTC sets when an internal universal HO2S circuit or communication concern is detected in the PCM. | ||
| Possible Causes: |
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| Diagnostic Aids: | Reprogram or update the calibration. Check for other DTCs and diagnose those first. Make sure to check for aftermarket performance products before installing a new PCM. Clear the DTCs, repeat the self-test. If the DTC is retrieved again, install a new PCM. Refer to FLASH ELECTRICALLY ERASABLE PROGRAMMABLE READ ONLY MEMORY (EEPROM) , Programming the VID Block for a Replacement PCM. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | Refer to the Description, Possible Causes and Diagnostic Aids for the DTC. | ||