P0155 Diagnostic Trouble Code Discussion for October 2014
Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Performance
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| Help Request | Posted | |
| 2001 GMC Jimmy SLE 4.3L Poor Idle Quality, Cuts out, Misfire VIN: 1GKDT13W51 P0155: Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction. Customers said problem occured after start up, no prior complaints, check engine light on runs rough at idle or under load, found codes PO122, PO155, PO300, PO440, PO452. Miss fire counts in history on #5 and #6 are 40 to 50k each other cylinders range from a ... |
October 16, 2014 |
