DTC B19AC Dodge
Catalyst Low Efficiency (Bank 1)
Catalyst Low Efficiency (Bank 1)
Description
DTC P0106-P0108, P0117-P0118, P0121-P0123, P0125, P0201-P0204, P0131-P0140, P0171, P0172, P0300, P0336, P0337, P0341, P0342, P0351, P0352, P0402, P0440, P0502, P1133, P1134, P1171, P1441 and P1626 not set, engine running in closed loop at under 3500 rpm,
Cause and Solution
Air leaks at the exhaust manifold or in the exhaust pipesCatalytic converter is damaged, contaminated or has failedFront HO2S or rear HO2S is contaminated with fuel or moistureFront HO2S or the rear HO2S is loose in its mounting hole
Video Guide
Diagnostic Info
- DTC Code: B19AC
- Brand: Dodge