Intake Air Temperature Sensor 3 Circuit Range/Performance Bank 2

Descripción

This code means the engine computer is detecting that the third intake air temperature sensor on 'Bank 2' is not providing readings within its expected range or is behaving erratically. This sensor is important for calculating the correct air-fuel mixture.

Pasos de reparación

1. 1 Inspect the intake air temperature sensor 3 on bank 2 for contamination, dirt, or oil buildup and clean it with electronics cleaner if needed.
2. 2 Check the electrical connector at the intake air temperature sensor 3 for corrosion, loose pins, or damage and clean or reseat the connector.
3. 3 Inspect the wiring harness between the sensor and the ECM for shorts, open circuits, or physical damage and repair as needed.
4. 4 Test the intake air temperature sensor 3 resistance values with a multimeter and compare to manufacturer specifications to confirm the sensor is functioning correctly.
5. 5 Replace the intake air temperature sensor 3 on bank 2 if readings are out of range or the sensor fails testing.
6. 6 Repair or replace any damaged wiring or connectors in the sensor circuit if found during inspection.
7. 7 Have the engine control module (ECM) tested and reprogrammed or replaced if all other components test normal (rare).

Diagnóstico y costo