P1000 - P1099 OBD II Diagnostic Codes

P1000 - P1099 Numbered Code Identification Chart

P1000 OBD II Monitor Testing Incomplete

P1001 KOER Not Able To Complete, KOER Aborted

P1083 Fuel Control Mixture Lean (Bank 1 Sensor 1)

P1084 Fuel Control Mixture Rich (Bank 1 Sensor 1)

P1085 Fuel Control Mixture Lean (Bank 2 Sensor 1)

P1086 Fuel Control Mixture Rich (Bank 2 Sensor 1)

P1087 O2 Sensor  Circuit Slow Response in Lean Control Range (Bank 1 Sensor 1)

P1088 O2 Sensor Circuit Slow Response in Rich Control Range (Bank 1 Sensor 1)

P1089 O2 Sensor Circuit Slow Response in Lean Control Range (Bank 1 Sensor 2)

P1090 Pre-Catalyst Fuel Trim Too Lean Bank 1

P1091 Pre-Catalyst Fuel Trim Too Rich Bank 1

P1092 Pre-Catalyst Fuel Trim Too Lean Bank 2

P1093 Pre-Catalyst Fuel Trim Too Rich Bank 2

P1094 O2 Sensor Circuit Slow Response in Rich Control Range (Bank 2 Sensor 1)

P1095 O2 Sensor Circuit Slow Switching From Lean to Rich (Bank 1 Sensor 1)

P1096 O2 Sensor Circuit Slow Switching From Lean to Rich (Bank 2 Sensor 1)

P1097 O2 Sensor Circuit Slow Response after Coast Down Fuel Cutoff (Bank 1 Sensor 1)

P1098 O2 Sensor Circuit Slow Response after Coast Down Fuel Cutoff (Bank 2 Sensor 2