Fuel trim bank 1
fuel trim bank 2
exhaust gas recirculation flow malfunction
exhaust gas recirculation circuit range/performance
The P1173 is indicating a non-switching condition detected with the left bank upstream oxygen sensor.
Fuel air metering control
fuel pressure regulator control unit
all of these are deriven from the codes. I would think this would be a domino effect. What would you suggest looking at first? It sounds like there is a vaccuum leak around the manifold, and there seems to be a slight valve cover gasket leak.
Sunday, February 2nd, 2014 AT 6:43 PM