P0155 Diagnostic Trouble Code Discussion for October 2012
Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Performance
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| Help Request | Posted | |
| 2004 Ford F-350 Super Duty XL 5.4L MIL Lamp on VIN: 1FDSF34L24 P0155: O2 heater fault bank 2 sensor 1. Vehicle came in with three codes po135, po155, p1450 first tech installed upstream 02 sensors, codes came back . Next visit tech found identifix for possible alternator/ voltage regulator concern, observing data strean counld monitor 02 heaters being turned o... |
October 03, 2012 | |
| 2001 Land Rover Discovery Series II SD 4.0L Poor Fuel Economy, MIL Lamp on, Chugging VIN: SALTL15421 P0155: O2S Heater circuit bank 2 sensor 1. Both upstream O2S replaced, same codes are generated. Can't find vacuum leak if there is one. Fuse 2 ok. |
October 18, 2012 |
