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P0135 Diagnostic Trouble Code Discussion for August 2013

Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Performance

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Trouble Ticket Help Requests for DTC P0135
Help Request Posted
1998 Ford F-150 XL 4.2L MIL Lamp on VIN: 1FTZF1722W
P0135: o2 heater circiut fault. ... all the way in. Fixed those concerns, now it still has p0155 and p0135. Cleared codes, they come right back. Inspected wiring, no pinched or questionalbe wiring, unplugged both sensors,codes still return. Checked all fuses...
August 08, 2013
1998 Honda Accord LX 2.3L MIL Lamp on VIN: 1HGCG3146W
P0135: Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction. ... We started with a p0135 code for a heater circuit on sensor 1.after replacing the o2 sensor we still had a hard code for the heater circuit. So at this point we decided to run our flow tree to come to a conclusion.our flow chart lead us to installing a kno...
August 28, 2013