|Trouble Code||Fault Location||Probable Cause|
|P2190||System too rich at idle, bank 2 / Adaptive heated oxygen sensor (H02S) control, bank 2 - signal low / - implausible signal||Fuel pressure, injectors, air intake restricted / Wiring, short to ground, H025, ECM / Wiring, short to positive, short to ground, H02S, ECM|
We recommend Torque Pro
BAT Team Discussions for P2190
- 2011 Traverse 2lt pooling oil in air inlet duct
Technicians may find DTCs P0101, P0171, P0172, P0174, P0175, P1516, P2177, P2178, P2179, P2180, P2187, P2188, P2189 and/or P2190 along with either ice or oil deposits in the air inlet duct. Ice formation is caused by condensation freezing at the base of the throttle body with additional collection ...