WebJun 18, 2008 · Code P1133 and P1153. Jump to Latest Follow ... P1153 = Heated Oxygen Sensor (HO2S) insufficient switching bank 2 sensor 1 (Front Bank) ... GMC Truck Forum 113K+ members. LS1GTO Forums 70K+ members. Living on the road NEW! 30+ members. Home. Forums. TBSS Modifications. PCM Tuning. WebGMC Code: P1133 Definition: HO2S Insufficient Switching Bank 1 Sensor 1 Description: ... P1133 or P1153; The ECM detects that the HO2S 1 rich-to-lean counts, or the lean-to-rich counts are less than a calibrated value. The DTCs set within 100 seconds when the above condition is met.
P0153 GMC: Code Meaning, Causes, Symptoms, & Tech Notes
WebFeb 1, 2024 · A malfunction in the HO2S heater circuits will cause a DTC P1133 or P1153 to set. Check HO2S heater circuits for intermittent opens/connections. An oxygen supply inside the HO2S is necessary for proper operation. This supply of oxygen is provided through the HO2S wires. All HO2S wires and connections should be inspected for breaks or … WebJun 24, 2014 · p1153 and p1133 are the 2 front oxygen sensors not working by code, before replacement of this sensors, make sure the fuel pressure is correct and not too rich or too lean, also make sure the engine is smooth when idle, if a misfire or more is there repair the misfire first then clear the codes and drive it 2 cycles find out if it is corrected, then if … fxr cholestasis
code P1133 GMC Truck Forum
WebGMC Codes; Trouble Code Fault Location Probable Cause; P0300: Cylinder Misfire Detected Random Cylinders: ... P1133: Oxygen sensor (02S)/heated oxygen sensor(H02S) 1, bank 1 -insufficient switching ... P1153: Heated oxygen sensor (H02S) 1, bank 2insufficient switching: Wiring, oxygen sensor heater, exhaust system leaking, H02S ... http://ww2.justanswer.com/uploads/Bluegorilla/2009-10-20_142801_2001_k_P1153_delphi.pdf WebFeb 25, 2015 · 14 Answers. SOURCE: diagnostic codes. p1133 O2 sensor insufficent switching (pre converter, left bank) p1153 ) 02 sensor insufficient switching preconverter right bank. P0420) catalyst system efficiency below threshold left bank. P0151) 02 sensor circuit high voltage pre converter right bank. glasgow maintenance and property care