Honda P0153-Air/Fuel Ratio Sensor 1 Circuit Slow Response

Honda P0153 Air/Fuel Ratio Sensor Bank 2 Sensor 1 Circuit Low Voltage

Code P0153 Honda is DTC code indicating that engine control module (ECM) has detected problem with oxygen sensor on bank 2 sensor 1. It indicates that ECM has detected low voltage signal from oxygen sensor bank 2 for extended period of time.

Fault Location-A/F sensor Air/Fuel Ratio Sensor

Possible Causes Code P0153 Honda

1.Faulty oxygen sensor HO2S sensor.

2.Damaged or detach wiring or connector in HO2S sensor circuit.

3.Exhaust leaks between engine and before HO2S sensor.

4.Fuel system supply issue such as clogged fuel filter or weak fuel pump.

5.Ignition system issue such as faulty spark plug, weak or failing ignition coil.

6.Manifold vacuum leaks in engine.

7.Engine control module (ECM) malfunctioning.

Honda P0135 DTC Code Possible Symptoms

Engine check light will illuminates, decreased fuel economy, stalling or rough idle, failing emissions test, engine performance will reduce, odor of gasoline from vehicle exhaust system, lack of power in engine or reduce engine power.

How To Fix Code P0135 Honda

1.Scan and determine the root cause of the problem in vehicle.

2.Inspect HO2S sensor, sensor related wiring and connector may be damage by wear or corrosion.

3.Replace or repair damaged wiring or connector.

4.Replace faulty HO2S sensor.

5.Inspect or repair exhaust leaks.

6.Inspect ignition and fuel system for issue affecting HO2S sensor.

7.After work is completed clear the fault or DTC code to ensure repair work was completed successfully.


Its important to have the vehicle inspected and diagnosed by professional mechanic to find and resolve issue related with p0153 for proper repair.

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