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P0155 Diagnostic Trouble Code Discussion for January 2010

Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Performance

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Trouble Ticket Help Requests for DTC P0155
Help Request Posted
2004 Chevrolet Blazer LS 4.3L MIL Lamp on VIN: 1GNDT13X94
P0155: Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction. vehcle came in with mil on code p0155. data stream showed all parameters ok. freeze frame show code set only at cold startup. assumed old sensor and replaced. mil comes back on and data points to high resistence at start up so codes sets for out of range condi...
January 07, 2010
1996 Nissan 300ZX 2 2 3.0L MIL Lamp on VIN: JN1RZ26D97
P0155: Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction. need a nissan guru for this one. last week i did about 30 hours of work to this 300zx and everything went well until the test drive. it popped the ses lamp on for a b2s1 o2 fault. upon checking pids i found the b2s1 was stuck at 30-40 mv and the b1s1 was stuck...
January 25, 2010
2000 GMC 3500HD 7.4L Misfire VIN: 1GDKC34J5Y
Engine idles fine and will rev fine if you give it just a little throttle. Try to give it a heavy throttle and the engine starts missing, if the throttle is held steady at any RPM the engine runs smooth with no miss but as soon as you try to give it some throt...
January 27, 2010