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P0135 Diagnostic Trouble Code Discussion for August 2011

Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Performance

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Trouble Ticket Help Requests for DTC P0135
Help Request Posted
1998 Volkswagen Beetle 2.0L Excessive Emissions VIN: C0WM004633
P0135: o2s b1s1 heater ckt. '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
2003 Honda Odyssey LX 3.5L MIL Lamp on, Vsc VIN: 5FNRL18573
P0135: Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction. ... VSC light coming on at the same time. The VSC light was on for a right rear speed sensor signal problem. The problem was verified with our scanner. The sensor was not reading the right rear wheel speed. Testing confirmed that the problem was in the sensor/...
August 17, 2011
2001 Ford Focus ZX3 2.0L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, Poor Fuel Economy VIN: 3FAFP31361
P0135: B1S1 o2 HEATER. I have this rich running Focus, it has an electronic returnless system. It chugs, tons of black smoke, misfires, runs like crap. Fuel pressure is about 80-90 psi engine running. KOEO pressure is 44psi. I was getting bad rail pressure readings so I replaced rai...
August 27, 2011