BMW specific DTC OBD2 code: P1086 Fuel Control Mixture Rich (Bank 2 Sensor 1)
BMW specific DTC OBD2 code: P1087 O2 Sensor Circuit Slow Response in Lean Control Range (Bank 1 Sensor 1)
BMW specific DTC OBD2 code: P1088 O2 Sensor Circuit Slow Response in Rich Control Range (Bank 1 Sensor 1)
BMW specific DTC OBD2 code: P1089 O2 Sensor Circuit Slow Response in Lean Control Range (Bank 1 Sensor 2)
BMW specific DTC OBD2 code: P1090 Pre-Catalyst Fuel Trim Too Lean Bank 1
BMW specific DTC OBD2 code: P1091 Pre-Catalyst Fuel Trim Too Rich Bank 1
BMW specific DTC OBD2 code: P1092 Pre-Catalyst Fuel Trim Too Lean Bank 2
BMW specific DTC OBD2 code: P1093 Pre-Catalyst Fuel Trim Too Rich Bank 2
BMW specific DTC OBD2 code: P1094 O2 Sensor Circuit Slow Response in Rich Control Range (Bank 2 Sensor 1)
BMW specific DTC OBD2 code: P1095 O2 Sensor Circuit Slow Switching From Lean to Rich (Bank 1 Sensor 1)