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P0155 Diagnostic Trouble Code Discussion for April 2008

Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Performance

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Trouble Ticket Help Requests for DTC P0155
Help Request Posted
1997 Ford Explorer Eddie Bauer 5.0L MIL Lamp on VIN: 1FMDU35P2V
P0155: ho2s bank2 sensor 1 heater circuit fault. greetings to all this came from another repair shop,it has o2 sensor heater fault codes the previous shop did install a new o2 in bank 2sensor 1 to see if the code would go away but it did not.i checked for power going to the heater at the o2 and all is good.i...
April 01, 2008
1997 Chevrolet Express 1500 5.7L Poor Idle Quality, Stall VIN: 1GBFG15ROV
P0155: Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction. Customer complant vechile engine backfires surges stalls runs rough at idle also sets misfire codes.Also has other listed codes O2 sensor.
April 18, 2008