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Home >> Chevrolet >> 2022 >> Tahoe SSV >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 11 (Engine Controls And Fuel - 3.0L (Lm2) Diesel - Diagnostic Information And Procedures (4 Of 5)) >> Diagnostic Information and Procedures >> DTC P1388-P138A, P14A7-P14B4, P14D9, P14DA, P23AE, P23AF, P23B1-P23B5, P23B8, P23B9, P23C1, P2A02, P2C63-P2C65, or U05A8 >> DTC Descriptor

DTC Descriptor

WARNING: This page is about a different variant/trim than selected.
DTC P1388

Nitrogen Oxides Sensor 3 Signal Circuit

DTC P1389

Nitrogen Oxides Sensor 3 Signal Circuit Low

DTC P138A

Nitrogen Oxides Sensor 3 Signal Circuit High

DTC P14A7

Oxygen Reference Voltage Circuit (Nitrogen Oxides Sensor 3)

DTC P14A8

Oxygen Reference Voltage Circuit Low (Nitrogen Oxides Sensor 3)

DTC P14A9

Oxygen Reference Voltage Circuit High (Nitrogen Oxides Sensor 3)

DTC P14AA

Oxygen Signal Circuit (Nitrogen Oxides Sensor 3)

DTC P14AB

Oxygen Signal Circuit Low (Nitrogen Oxides Sensor 3)

DTC P14AC

Oxygen Signal Circuit High (Nitrogen Oxides Sensor 3)

DTC P14AD

Oxygen Pump Current Control Circuit (Nitrogen Oxides Sensor 3)

DTC P14AE

Oxygen Pump Current Control Circuit Low (Nitrogen Oxides Sensor 3)

DTC P14AF

Oxygen Pump Current Control Circuit High (Nitrogen Oxides Sensor 3)

DTC P14B0

Oxygen Low Reference Circuit (Nitrogen Oxides Sensor 3)

DTC P14B1

Oxygen Low Reference Circuit Low (Nitrogen Oxides Sensor 3)

DTC P14B2

Oxygen Low Reference Circuit High (Nitrogen Oxides Sensor 3)

DTC P14B3

Nitrogen Oxides Sensor 3 Heater Ground Circuit

DTC P14B4

Nitrogen Oxides Sensor 3 Heater Ground Circuit High

DTC P14D9

Nitrogen Oxides Sensor 3 Offset Learning At Minimum Limit

DTC P14DA

Nitrogen Oxides Sensor 3 Current Performance

DTC P23AE

Nitrogen Oxides Sensor 3 Circuit Low

DTC P23AF

Nitrogen Oxides Sensor 3 Circuit High

DTC P23B1

Nitrogen Oxides Sensor 3 Heater Control Circuit

DTC P23B2

Nitrogen Oxides Sensor 3 Heater Control Circuit Low

DTC P23B3

Nitrogen Oxides Sensor 3 Heater Control Circuit High

DTC P23B4

Nitrogen Oxides Sensor 3 Heater Feedback Circuit

DTC P23B5

Nitrogen Oxides Sensor 3 Heater Feedback Performance

DTC P23B8

Nitrogen Oxides Sensor 3 Heater Feedback Circuit Low

DTC P23B9

Nitrogen Oxides Sensor 3 Heater Feedback Circuit High

DTC P23C1

Nitrogen Oxides Sensor 3 Performance - Sensing Element

DTC P2A02

Heated Oxygen Sensor 3 Performance

DTC P2C63

Heated Oxygen Sensor 3 Pump Current Trim Circuit Low

DTC P2C64

Heated Oxygen Sensor 3 Pump Current Trim Circuit High

DTC P2C65

Heated Oxygen Sensor 3 Performance During Deceleration Fuel Cut-Off

DTC U05A8

Invalid Data Received From NOx Sensor 3