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P0156 Diagnostic Trouble Code Discussion for August 2004

Heated Oxygen Sensor (Bank 2 Sensor 2) Closed Loop Fuel Control


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Trouble Ticket Help Requests for DTC P0156
Help Request Posted
1997 Ford Thunderbird LX 3.8L Surge, MIL Lamp on VIN: 1FALP6242V
P0156: b2s2 ckt malf. On this 3.8 i have what appears to be 4 dead o2s. on the mastertech i show 0 volts across the board. loop status is "ol fault" all fuel trims are 0. scoped all o2s and they are actually pulling lean. when a shot of propane is introduced they respond. b...
August 09, 2004
1997 Ford Taurus SHO 3.4L Excessive Emissions, Surge, Stall VIN: 1FALP54N1V
P0156: O/2 Heater circuit B-1 S2. ... with me. This V-8 Taurus is the first one I'v worked on, I'm begining to hope the last! When I first checked it the only code was P1157, but the car would run decent when first started, then start to run terrible, with black smoke and stalled. Fuel pressur...
August 18, 2004
1997 Ford Taurus SHO 3.4L Excessive Emissions, Surge, Stall VIN: 1FALP54N1V
P0156: O/2 Heater circuit B-1 S2. ... with me. This V-8 Taurus is the first one I'v worked on, I'm begining to hope the last! When I first checked it the only code was P1157, but the car would run decent when first started, then start to run terrible, with black smoke and stalled. Fuel pressur...
August 19, 2004
1997 Ford Thunderbird LX 3.8L Surge, MIL Lamp on VIN: 1FALP6242V
P0156: b2s2 ckt malf. On this 3.8 i have what appears to be 4 dead o2s. on the mastertech i show 0 volts across the board. loop status is "ol fault" all fuel trims are 0. scoped all o2s and they are actually pulling lean. when a shot of propane is introduced they respond. b...
August 09, 2004
1997 Ford Taurus SHO 3.4L Excessive Emissions, Surge, Stall VIN: 1FALP54N1V
P0156: O/2 Heater circuit B-1 S2. ... with me. This V-8 Taurus is the first one I'v worked on, I'm begining to hope the last! When I first checked it the only code was P1157, but the car would run decent when first started, then start to run terrible, with black smoke and stalled. Fuel pressur...
August 18, 2004
1997 Ford Taurus SHO 3.4L Excessive Emissions, Surge, Stall VIN: 1FALP54N1V
P0156: O/2 Heater circuit B-1 S2. ... with me. This V-8 Taurus is the first one I'v worked on, I'm begining to hope the last! When I first checked it the only code was P1157, but the car would run decent when first started, then start to run terrible, with black smoke and stalled. Fuel pressur...
August 19, 2004