DTC P0134: Bank 1 Heated Oxygen Sensor-1 - No Activity Detected: Notes
WARNING: This page is about a different car, the 2002 Isuzu Rodeo Sport and 2002 Isuzu Rodeo. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Always inspect a faulty Heated Oxygen Sensor (HO2S) for contamination and correct cause before installing a new HO2S. Bank 1 HO2S-1 is located in exhaust pipe before catalytic convertor. Bank 1 HO2S-1 4-pin harness connector is located in bracket on bell housing at left rear of engine compartment.