Will these reading tell me which O2 sensor is bad?
#1
Will these reading tell me which O2 sensor is bad?
2007 FORD RANGER 4.0L engine 112000 miles. Keeps throwing code P0420; Catalyst system below threshold Bank1.
CAT TEMP11 1152F
CAT TEMP21 1152F
O2S11 .335 V
O2S12 .135 V
O2S21 .700 V
O2S22 .350 V
What is Bank 1 and Bank 2
Thanks
CAT TEMP11 1152F
CAT TEMP21 1152F
O2S11 .335 V
O2S12 .135 V
O2S21 .700 V
O2S22 .350 V
What is Bank 1 and Bank 2
Thanks
Last edited by digger658; 01-09-2014 at 04:41 PM.
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