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P0155 Diagnostic Trouble Code Discussion for December 2008

Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Performance

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Trouble Ticket Help Requests for DTC P0155
Help Request Posted
2005 Ford F-350 Super Duty XL 5.4L Poor Idle Quality, Poor Fuel Economy VIN: 1FDWF36555
P0155: O2 B1S1 Heater Circuit. Help!! Truck came in with mentioned codes. Found at idle both upstream o2's reading 0volts & downstream 1-2 volts. Not swinging at all. The odd behavior is when you accelerate or keep idle above approximately 1200 rpms the O2's will start to fluctuate norm...
December 16, 2008
2003 Isuzu Rodeo Sport S V6 3.2L Poor Fuel Economy, MIL Lamp on VIN: JAACL11LX4
P0155: Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction. Brought to my shop with blown engine, I replaced engine with used engine. Check engine light on immetiadtely after engine start. clear codes and they return every time. The o2 harness runs under the intake manifold and has to be removed with the engine so all ...
December 17, 2008
2001 Nissan Frontier SE 3.3L Poor Idle Quality, MIL Lamp on VIN: 1N6ED26T11
P0155: Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction. ... came in running ok, but check engine light was on. Had code p0325 for knock sensor. Timing belt and water pump had been replaced at another shop a few months earlier. Truck had high milage and no tune up work had been done so we suggested plugs, wires, cap...
December 19, 2008
2001 Mitsubishi Montero Limited 3.5L MIL Lamp on VIN: JA4MW51R81
P0155: Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction. ... with this montero. Bear with me it is long. It came in November because of check engine light. We found that the codes that I have listed were all present. We also found that there was no coolant, filled coolant. We attemped to solve the initial problem by...
December 30, 2008