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P0134 Diagnostic Trouble Code Discussion for August 2011

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
1998 Volkswagen Beetle 2.0L Excessive Emissions VIN: C0WM004633
P0134: o2s b1s1 noactivity. 'buggers' fails local simulated dyne test on nox hc and co. limits are 64hc, .35 co% and 485 for nox. does okay at idle. engine light on appeared to have shorted heater,in o2 so changed it and now the o2 sensor switched but one of the pids heas been and still...
August 11, 2011