DTC U1176 Dodge
HO2S Slow Response Rich to Lean Sensor 2
HO2S Slow Response Rich to Lean Sensor 2
Description
P013A DTCs P0030, P0036, P0053, P0054, P0101, P0102, P0103, P0106, P0107, P0108, P0120, P0121, P0122, P0123, P0131, P0132, P0133, P0134, P0135, P0137, P0138, P013A, P013B, P013E, P013F, P0140, P0141, P0171, P0172, P0201, P0202, P0203, P0204, P0205, P0206, P0220, P0222, P0223, P0300, P0442, P0443, P0446, P0449, P0455, P0496, P1133, P1174, P1516, P2101, P2119, P2135, P2176, P2270, P2271, P2A00 are not set. The system voltage is between 10-18 V. The learned heater resistance is valid. The ICAT MAT Burnoff delay is not active. The Green O2 Sensor Condition is not present. The fuel level is more than 10 percent or the fuel level data fault is active. Engine run time is equal to or more than 40 seconds. THEN DFCO is active. APP is stable. TCC is locked. DTCs P013E and P2270 has run and passed. This DTC runs once per trip.
Cause and Solution
The ECM detects that the EWMA of the normalized integral value equals 7.0 integral units.ORThe ECM detects that the accumulated mass air flow monitored during rich-to-lean transitions between 450-150 mV is more than 20 grams.
Video Guide
Diagnostic Info
- DTC Code: U1176
- Brand: Dodge