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P015B Diagnostic Trouble Code Discussion for August 2018

Ho2s bank 1 sensor 1 delayed response rich


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Trouble Ticket Help Requests for DTC P015B
Help Request Posted
2014 Chevrolet Tahoe LS 5.3L MIL Lamp on VIN: 1GNSCAE09E
P015B: Ho2s bank 1 sensor 1 delayed response rich. ... and P015D. Both bank 1 sensors are operating normally and mirror each other. The fuel pressure is good. Mass airflow reads correctly. Smoked intake for leaks none found. Checked exhaust for leaks and/or cracks none found. Long term fuel trim is -9 to -...
August 16, 2018
2014 Chevrolet Tahoe LS 5.3L MIL Lamp on VIN: 1GNSCAE09E
P015B: Ho2s bank 1 sensor 1 delayed response rich. ... and P015D. Both bank 1 sensors are operating normally and mirror each other. The fuel pressure is good. Mass airflow reads correctly. Smoked intake for leaks none found. Checked exhaust for leaks and/or cracks none found. Long term fuel trim is -9 to -...
August 31, 2018