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P0133 Diagnostic Trouble Code Discussion for June 2008

Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response

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Trouble Ticket Help Requests for DTC P0133
Help Request Posted
2002 Dodge Ram 1500 SLT 3.7L MIL Lamp on VIN: 1D7HA16K62
P0133: 02 slow response. truck came in with ses light on had code po171 lean and po133 which is 02 slow response,replaced 02 sensor still has same problem,i back probed pcm 02 signal wire black/green and found 0.00 02 volts,checked wire from pcm to 02 harness and found open when i loo...
June 11, 2008
2000 Volvo S40 1.9L MIL Lamp on VIN: YV1V529591
P0133: o sensor slow to respond. We looked everything over. Exhaust system is tight. Smoke tested intake track for vacum leaks. Scope test on upstream O2 in shop shows switching rate of 6-7 times,range is 200-850 mv in 5 seconds at 2000 rpm. Down stream is 2 times in 5 seconds with a range of...
June 11, 2008