Best Answer

On the exhaust pipe right below the manifold.

User Avatar

Wiki User

โˆ™ 2004-09-01 10:29:31
This answer is:
User Avatar

Add your answer:

Earn +5 pts
Q: Where are the oxygen sensors in a 1999 Infiniti QX4?
Write your answer...

Related Questions

Where Bank 2 oxygen sensor 1999 infiniti qx4?

on the driver side

Where is iat sensor on 1999 infiniti QX4?

where is the IAT sensor located on 99 qx4 infiniti

How may 02 sensors are there in a 2001 Infiniti QX4?

There are two O2 sensors for the 01 QX4. One in front of the catalytic converter and other is behind the converter.

When do you change the timing belt on infiniti 1999 qx4?

100,000 miles

How many quarts of oil go in 97 infiniti qx4?

How many quarts in an infiniti qx4 97

Does the 1999 Infinity QX4 have a Timing Belt or Timing Chain?

According to the Gates website ( they make timing belts etcetera ) the 3.3 litre V6 engine in a 1999 Infiniti QX4 has a timing BELT

What type of refrigerant is required for a 1999 Infiniti QX4?

134A refrigerant which can be purchased at WalMart or any Parts house.

What part is the AFH70-16 on 1999 infiniti qx4?

That's the MAF or Mass Air Flow sensor.

Where is the oil filter located on a 1999 Infiniti QX4?

Mud guard under engine has to be removed before accessing oil filter

Where does qx4 Infiniti thermostat located?

were is the thermostat located

What is the spark plug gap for a 1997 Infiniti QX4?

Your auto parts dealer can give you this information when you purchase your spark plugs. But a 1998 Infiniti QX4 gap is .041.

What is bank 2 on a 2001 qx4 4x4?

2001 Infiniti QX4 Car Stereo Radio Wiring Diagram

Loud screeching noise infiniti qx4?

fan clutch

What is the antifreeze capacity of a infiniti qx4?

9.1 US quarts

Type of oil in 1997 Infiniti qx4?


Where is the oxygen sensor located on a 2000 Infinity QX4?

Oxygen sensors are located in exhaust manifolds or in exhaust pipes before and after the converters in most cars depending on the year of the vehicle

Where is the oil filter located on a 1998 Infiniti QX4?

The oil filter on a 1998 Infiniti QX4 is located on the bottom, right side of the engine. It is positioned in an downward angle to allow for easier removal.

How many passengers does the Infiniti qx4 seat?

5 sets of seatbelts but I think we could squeeze another dozen or so college students in there.

How do you replace a door window on an Infiniti QX4?

The best way to replace a door window on your Infiniti QX4 is to take it to a dealership that specialized in repairs for the Infiniti. Your car may still be under warranty, and may be able to be repaired by factory trained mechanics.

How do you remove headlight assembly on 2000 infiniti qx4?

The manual sales "go to a licenses Infiniti service provider."

Infiniti QX4 O2 sensors---HELP How do you get the check engine light off.replaced sensors -still on 3 trips to mechanic...have had 2 replaced...runs fine..light still on.?

Take it to an Infiniti or Nissan dealer, they will rape you but should be able to get the problem taken care of Take it to an Infiniti or Nissan dealer, they will rape you but should be able to get the problem taken care of

Your Infiniti qx4 shakes side to side?

The harmonic balancer is defective.

How do I obtain a replacement key for Infiniti 2001 QX4?

dealer only

Where Jack Infiniti qx4?

The Jack Is Underneath The Rear Right Seat.

Where is the fuse for the radio on a 2003 Infiniti QX4?

Possibly under the dashboard.