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First, change the oxygen sensor and the air filter. Clear the codes and see if the idler air sensor code comes back.

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โˆ™ 2006-03-09 19:46:13
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Q: If both the idler air sensor and the oxygen sensor shows malfunctioning which should be replaced first on a ford contour 95?
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Related Questions

Will an oxygen sensor make a car lose power?

A malfunctioning oxygen sensor can cause the engine to be low on power.

Does the coolant sensor need to be replaced if there are no leaks and the coolant level is fine?

Only if the sensor is malfunctioning.

Does your o2 sensors control your idle?

Not directly. The oxygen sensor measures oxygen levels in the exhaust. The computer uses that to calculate fuel and spark timing. If an oxygen sensor is malfunctioning, it could cause idle problems.Not directly. The oxygen sensor measures oxygen levels in the exhaust. The computer uses that to calculate fuel and spark timing. If an oxygen sensor is malfunctioning, it could cause idle problems.

What is a diagnostic code of P0135 mean for a Acura?

It means your sensor heater in Sensor 1 or Bank 1 is malfunctioning. Get it replaced.

Does old oxygen sensor effect gas mileage?

If it is malfunctioning it can affect fuel mileage.

What is code P0135 Ford Contour?

Oxygen sensor 1. In exaust manifold.

How do you Reset oxygen sensor dodge ram 1500?

The oxygen sensor can not be reset and must be replaced if defective.

Where is the oxygen sensor located in a Ford Contour 2000?

go to autozone they will check it free

Should a knock sensor be replaced when an oxygen sensor is?

NO. there 2 different things / sensors.

When does the oxygen sensor needs to be replaced?

every 100,000 miles.

What happens to a 1998 Pontiac sunfire when the oxygen sensor needs to be replaced?

It depends on which o2 sensor.

Does a 98 expedition Oxygen sensor need codes when replaced?

Just reset your computer after replacing the O2 sensor.

You just had your fuel tank replaced and now your check engine light just came on What could be the problem?

Probably the fuel pressure sensor malfunctioning...

Why doesFord contour warms up and transmission starts to have trouble shifting bucking and noise?

Had same problem with 1998 ford contour gl. Replaced transmission range sensor and problem stopped.

How do you check oxygen sensor on 99 ford contour?

Osiliscope or a scanner. You need to see the wave pattern to check it properly.

Where is oxygen sensor bank 1 in toyota camry?

Bank 1 oxygen sensor is the closest to the engine exhaust manifold. It is usually can seen and replaced if necessary with open hood.

What causes an 02 heater circuit malfunction on a 2000 Maxima SE?

Newer oxygen sensors are heated for accuracy. If the heater element goes bad the oxygen sensor doesn't work and needs to be replaced. If you have an oxygen sensor heater malfunction, it just means that the oxygen sensor has failed.

Check engine 2001 Isuzu Rodeo?

The check engine light for the 2001 Isuzu Rodeo often comes on because of a sensor that is damaged or malfunctioning. The most common sensor is an oxygen sensor and when reset, this often allows the light to be reset.

What causes an O2 heater circuit malfunction on a IS 300?

The oxygen sensor is "done". It should be replaced.

What does it mean 02 low voltage bank sensor 1 on a 2004 Alero?

Bank 1 sensor 1 is the first oxygen sensor usually in the exhaust manifold. Usually it needs to be replaced. Sometimes it can just be a bad connection in the plug for the oxygen sensor.

How do you replace oxygen sensor in Honda civic?

The oxygen sensor on a Honda Civic is replaced by disconnecting the wiring harness and removing the sensor using a socket wrench. Anti-seize paste is applied to the threads, a new sensor is torqued into place, and the wires reconnected.

How do you reset the oxygen sensor on a 2003 Ford Windstar?

If an 02 sensor has failed, it can only be replaced. See "Related Questions" below for more

What is a fix for code p1155 on Lexus 1998 es300?

You need to a new oxygen sensor if you are getting a p1155 code on a 1998 Lexus. This means that heater circuit is malfunctioning.

What is code P0141 on Ford Contour?

Heater condition (Heated oxygen sensor-bank 1 Sensor 2) Probable cause 1 Faulty O2 sensor (H02S12 (Bank 1 Sensor 2)) It's the O2 sensor after the cat 2 Poor connection at oxygen sensor 3 Check circuit fuse (fuse box under the hood by the battery #13 fuse)

Oxygen sensor needs to be replaced does it have to be done immediately?

no but it affects how well your car runs and gas mileage