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P0136 Diagnostic Trouble Code Discussion for July 2005

Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Malfunction

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Trouble Ticket Help Requests for DTC P0136
Help Request Posted
1999 Isuzu Trooper S 3.5L MIL Lamp on VIN: JACDJ58X7X
P0136: signal low bank 1 sensor 2. looking for help checked fuel pressure running is at 36psi. closed off return line pressure goes to 80psi. checked for vacumn leaks at intake unable to find any leaks. snap on modis says fuel pressure should be 48psi. to 55 psi. alldata says fuel pressure shou...
July 21, 2005