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P0134 Diagnostic Trouble Code Discussion for February 2008

Heated Oxygen Sensor (Bank 1 Sensor 1) Signal Remains At Center

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Trouble Ticket Help Requests for DTC P0134
Help Request Posted
1997 Pontiac Grand Am SE 2.4L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy VIN: 1G2NE52T4V
P0134: Oxygen Sensor (Bank 1 Sensor 1) Insufficient Activity. This vehicle came in running extremly rich (turning back oar black)customer stated that he had replaced the o2 sensor and fuel filter hooked up scanner o2s1 voltage at 0 in closed loop running BAD thought shorted o2 so replaced the sensor and plugs and started...
February 05, 2008
2004 Suzuki Forenza S 2.0L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: KL5JD52Z34
P0134: Heated Oxygen Sensor (Bank 1 Sensor 1) No Activity Detected. ... found P0300 and P0134 O2 sensor circuit no activity bank 1 sensor 1, removed plugs and found oil in the spark plug wells, and spark plug boots swollen from oil, we sold plugs and wires and valve cover gasket, (had to wait sev...
February 08, 2008
1996 BMW 328i 2.8L MIL Lamp on VIN: 4USD1325TL
P0134: O2 Sensor Circuit No Activity Bank 1 Sensor 1. ... times with different problems and service codes. It came in months ago with one dead O2 sensor and the customer elected to replace all four sensors. The car returned three weeks later with a code for the mass air flow meter. The meter was tested and replac...
February 19, 2008
1997 Ford Probe GT 2.5L MIL Lamp on VIN: 1ZVLT22B1V
P0134: Heated Oxygen Sensor (Bank 1 Sensor 1) No Activity Detected. this vehicle vehicle seems to be running lean O2 sensors are at o volts @ idle,voltage will rise with propane added.Inspected and smoke tested for vacuum leaks none found,fuel pressure right on specs.road tested and vehicle will run great.we checked archives f...
February 28, 2008