25-001-13

MIL Illumination Due to P2000, P2A00 and/or P2A01 This bulletin involves verifying all service bulletins related to high sooting issues have been properly addressed, inspecting both Oxygen (O2) sensors and either cleaning the sensors or replacing sensors, and installing an O2 Sensor Shield on the exhaust pipe in the area of the FRONT O2 sensor. Customer may experience MIL illumination. Further investigation by the technician may find one or more of the following DTC(s) present: ? P2000 - NOX Absorber Efficiency Below Threshold - Bank 1. ? P2A00 - O2 Sensor 1/1 Circuit Performance. ? P2A01 - O2 Sensor 1/2 Circuit Performance.