P0138 Diagnostic Trouble Code Discussion for January 2009
Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit High Voltage
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| Help Request | Posted | |
| 2001 Nissan Pathfinder LE 3.5L No Start, Poor Idle Quality, Cuts out, Stall, Poor Fuel Economy VIN: JN8DR07Y71 P0138: Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit High Input (Rich Shift). This Pathfinder came in flooding really bad. Did normal scan and found po138 and 139 codes. Found service bulleton to replace s2 sensor. After doing this the vehicle won't start. It is flooding its self to death.I am not very sharp on Nissan and information is... |
January 19, 2009 | |
| 2003 Chevrolet Silverado 1500 5.3L Excessive Emissions, MIL Lamp on VIN: 2GCEK19T73 P0138: Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit High Voltage. ... rough run and CEL. Retrieved code for B1S1 o2. Moniter O2 and found that it was stuck lean. There for it was dumping fuel into bank 1 causing the rough run. Replaced B1S1 O2 and problem was solved. I noted to the customer that there was a possibilty that t... |
January 23, 2009 |
