2003 Honda Civic Upstream O2 Sensor

Fortunately testing the upstream sensor s heater element is pretty easy and in this tutorial i ll show you how in a step by step way.

2003 honda civic upstream o2 sensor.

4 4 out of 5 stars 51. 2004 honda civic oxygen sensor. If the voltage stays steady below 0 45 it is steady low. When your honda civic reaches operating temperature the o2 sensor starts to send a voltage signal between 100 and 900 milivolts mv to the engine control computer that corresponds to the amount of oxygen present in the exhaust gas stream passing through the catalytic converter.

1a auto has a large selection of aftermarket o2 sensors for your 2003 honda civic and ground shipping is always free. Maxfavor 2pcs oxygen sensor direct fit 2005 2004 2003 2002 2001 honda civic 1 7l o2 sensor 234 4092 234 4123 upstream downstream 02 sensor d17a7 engine only denso 234 9005 oxygen sensor kwiksen 2pcs heated oxygen o2 sensor 234 4621 234 4122 upstream downstream replacement for civic 1 7l d17a2 engine only 2001 2002 2003 compatible with. Equip cars trucks suvs with 2003 honda civic oxygen sensor from autozone. If this occurs the honda oxygen sensor is good.

If the voltage stays steady above 0 45 it is steady high. Visit us online or call 888 844 3393 and order your 2003 honda civic lambda. Allow air to enter the pcv valve. Unplug the voltmeter if you don t see the correct voltage changes.

1 24 of 34 results. Bosch exact fit oxygen sensor 15479. Then shop at 1a auto for a high quality upstream front or downstream rear oxygen sensor replacement for your 2003 honda civic at a great price. 234 9005 oxygen o2 sensor upstream compatible with honda civic 1 3l 1 7l 2001 2005 cr v 2 4l 2002 2003 acura rsx 2 0l 2002 2004 fit air fuel ratio sensor 2349005 2 6 out of 5 stars 4 49 99 49.

Bosch exact fit 7 denso exact fit 10 ntk exact fit 10 walker exact fit 7 this is a test. Primary heated oxygen sensor primary ho2s sensor 1 heater circuit malfunction trouble code on your 1 7l equipped 2001 2003 honda civic indicates that the upstream o2 sensor has a problem with its heater element. Kwiksen 234 4733 oxygen o2 sensor 2 downstream replacement for honda element 2 4l 2003 2011 acura el l4 1 6l 1999 2000 upstream o2 sensor honda civic 1 6l d16y8 engine 1999 2000 upstream o2 sensor. Has your 2003 honda civic oxygen o2 sensor failed.

Over time your downstream or upstream o2 sensor may stop working. How to replace oxygen sensor. We have the best products at the right price. Free shipping by amazon.

If this moves the voltage to less than 0 3 the sensor is probably good.