DTC P0134 Chevrolet
HO2S Circuit Insufficient Activity Bank 1 Sensor 1
HO2S Circuit Insufficient Activity Bank 1 Sensor 1
Description
DTCs P0068, P0101, P0102, P0103, P0122, P0123, P0178, P0179, P0222, P0223, P1104, P16F3, P2100, P2101, P2102, P2103, P2135, P2269 are not set. The ignition voltage is between 10-32 V. The engine run time is greater than 225 s. The fuel system is in Closed Loop. All cylinders are active. The fuel alcohol content is less than 87 percent ethanol. The DTCs run continuously when the above conditions are met.
Cause and Solution
P0134, P0140, P0154 or P0160The ECM detects that the HO2S voltage is greater than 1700 mV for more than 250 ms.
Video Guide
Diagnostic Info
- DTC Code: P0134
- Brand: Chevrolet