Why does my Nissan Pathfinder blow cold air while idling?

We have found on the internet that many 2005 owners have a problem with the heater blowing cold air while idling. Once we get going again it blows hot air. But we are unable to find a solution. Can anyone help? I had the same problem in my 06 Pathfinder, only it was occurring when the temps didn’t get above -10 fahrenheit.

How does the heater on a Nissan Pathfinder work?

Pathfinder No Heat: How the Heater Works At the simplest level possible, the heater works by passing hot coolant from the engine into a tiny radiator called the heater core. At this point, the blower motor blows air across the it and the newly heated air blows on to the driver and passengers.

Why does my Chevy Camaro heater not work?

They both should feel warm or hot to the touch with the engine on. If one of the hoses is hot, and the other one is cold, that is a pretty good indication that the heater core is clogged. If the neither hose has any heat, you may have air in the cooling system, low fluid, or low pressure.

Where is the fuse box on a Nissan Pathfinder?

See if the problem is as simple as a blown fuse first. It is probably a blown fuse if the temperature controls on the dashboard seem to work correctly but have no effect on the air. The fuse box in a Nissan Pathfinder is located by the brake on the left lower side of the steering wheel.

How to troubleshoot the air conditioning in a Nissan?

Have a look at the control panel next, if the controls are not working at all. Find the control panel underneath the instrument panel. Disengage the air bags first. Then remove the lower panel screws on the driver’s side, disconnect the electrical harness connectors and remove the panel. Remove the cluster lid “A” screws and the cluster lid “A.”

What does low idle mean on a Nissan?

1. Stuttering/low idle/near stall/stall when stopped in gear 2. Upon warm restart, engine idle would drop below 500 rpm and almost stall, 3. When cold, at light throttle input, a stumble/stutter around 1,700 rpm that almost felt like a transmission slip. 4. When cold and in 5th gear but low speed of around 40 mph, the car actually bucked.

What kind of idle issue does Nissan EX35 journey have?

Car: 2008 EX35 Journey AWD Premium. Blue Slate/Wheat Idle issue & stutter solved! 1. Stuttering/low idle/near stall/stall when stopped in gear 2. Upon warm restart, engine idle would drop below 500 rpm and almost stall, 3. When cold, at light throttle input, a stumble/stutter around 1,700 rpm that almost felt like a transmission slip. 4.

What to do about idle stutter on Nissan Leaf?

1. Clean the throttle bodies with throttle body cleaner. Used the method of disconnecting the negative battery terminal and removing them but leaving the electrical connection intact. They were, as expected, filthy. 2. Vacuumed out the air intake boxes.

Why is my Nissan Pathfinder running rough at idle?

These packs are fired by the engines computer at exactly the right time to provide the optimal ignition timing. If a coil pack goes bad, it’ll cause a misfire and rough idle condition. Really, your Pathfinder will be running rougher at any RPM, but a misfire will be most pronounced at idle.

Why are the spark plugs on my Nissan Pathfinder not working?

Spark Plugs – One of the absolute most common causes (if not the most common reason that your Pathfinder may be misfiring) is the spark plugs. Although most modern vehicles use iridium spark plugs, they still need to be changed at the manufacturers recommended interval.

What are the O2 sensors on a Nissan Pathfinder?

The oxygen sensors that are equipped in your Nissan Pathfinder are responsible for monitoring the exhaust to help the ECU determine the correct air/fuel mixture. Of all the sensors equipped in your vehicle, the O2 sensors may have it the hardest. They deal with super hot exhaust that can cover them in deposits that can leave them ineffective.

Is the Nissan Pathfinder heater not working properly?

According to the New York Times & a class action lawsuit, the defect actually extends through 2010 model year. More info here. No one has added a helpful site for this 2007 Pathfinder problem yet.

Why is the air still hot when the heater is idle?

That should not matter. When the cooling system has no air in it, the air would still be hot even at idle. I think you have an obstruction in the line that feeds the heater core.

Why is my Nissan Pathfinder transmission not working?

I had a serious transmission problem with my 2007 Nissan Pathfinder. It was caused by radiator coolant leaking into the transmission. The dealer replaced the transmission at no cost. They did this because Nissan had previously settled a class action lawsuit brought against it by agreeing to do this.

Why does my Nissan Pathfinder not heat when idle?

If the radiator is 2 or more inchs low with coolent , the car will not heat when idle. Fill it up and everything SHOULD be fine. There may be other problems if this does not work. This fixed my 2006 path. I did what you instructed, but the fluid in the radiator looked full.

Why does my heater not work when idling?

… this just started happening after the dealer fixed an oil leak and replaced the left head and gasket back in early November…recently been needing to use the heat with the colder weather and noticed when im not moving.. (idiling or in park) my heat blows cold air..even when the truck is warmed up…

How can I warm up my Nissan Pathfinder?

Turn the fan to the highest setting. Start the engine and wait for the vehicle to warm up to normal operating temperature. As the vehicle warms up, coolant from the cooling system will enter the heater core and the fan should begin to blow warm air into the cabin.

Why does my car AC blow cold air then blow warm air?

But that cold air turns warm fairly soon after because the high side pressures build to the point that the high pressure switch shuts off the compressor clutch. Once pressures equalize, the high pressure switch allows the compressor to start up again. The cycle repeats over and over, providing a short period of cold air, followed by warm air.

What happens to the coolant when the engine is too hot?

The rest of the hot coolant is regulated by the thermostat, which maintains a consistent engine temperature that does not rise above or fall below the engine’s normal operating temperature. If the engine is too hot, the thermostat will open to allow the flow of coolant into the radiator.

Where does the coolant go in a car?

The directional flow of the coolant is to the engine block, cylinder head, and then to the radiator outlet. Along the way, the coolant picks up heat and as it flows back to the radiator.

Are there any problems with the Nissan Pathfinder?

The most reported problem with this Pathfinder is the coolant leaking into the transmission.

When was the first generation of the Nissan Pathfinder?

First sharing the compact truck platform, the Pathfinder is now in its fourth generation that began in 2013. The first generation of Nissan Pathfinder ranged from 1986-1996, with the second from 1996-2004, the third from 2005-2012, and the fourth and current generation from 2013-present.

What to do if your car heater is blowing out cold air?

Run the engine until the fan kicks in. Once your fan has come on, look around the radiator for a bleed port or bleed screw. This is something that can be turned with a screwdriver. Once you turn it anti-clockwise, you should hear a hiss; this is the air being released. 4. Are the Heater or Heater Controls Broken?

Why is the Vauxhall Corsa heater blowing out cold air?

The problem with the heater on the Vauxhall Corsa (as well as the Renault Clio) is often that there is no power from the heaters at all. This issue has nothing to do with cold air coming out instead of heat. This loss of power is also a common issue on the Renault Clio. Or you may have a dirty fan that is stuck.

When to take the radiator cap off a 2006 path?

Take the radiator cap off when the path. is cold and see if it is low with water. If the radiator is 2 or more inchs low with coolent , the car will not heat when idle. Fill it up and everything SHOULD be fine. There may be other problems if this does not work. This fixed my 2006 path.

According to the New York Times & a class action lawsuit, the defect actually extends through 2010 model year. More info here. No one has added a helpful site for this 2007 Pathfinder problem yet.

Are there any problems with the 2005 Nissan Pathfinder?

CarComplaints.com Notes: The 2005-2007 Pathfinder appears to have a widespread defect where coolant leaks into the transmission, causing transmission failure around 90,000 miles. Repair costs are typically upwards of $3,500. Read more » According to the New York Times & a class action lawsuit, the defect actually extends through 2010 model year.

How to troubleshoot and repair vents low air flow?

Easy step by step guide one how to troubleshoot and repair vent low air flow, this article pertains to most vehicles. Step 1 – Most air control vents are equipped with a flow control door that is located at the vent outlet. This door is controlled by a thumb wheel that when activated will open and close the vent air flow door.

How do I stop no air from dashboard vents?

This door is controlled by a thumb wheel that when activated will open and close the vent air flow door. Work the thumb wheel from one side to the other while checking the airflow. The flow should stop and start again, if the thumb wheel does not make a difference the problem is somewhere else.

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