car temperature gauge rises when idling

Published by on November 13, 2020

This could be a bad fan motor, bad fan relay, bad coolant temp sensor for … When engines overheat, it generally happens at any speed; however, there are times when the engine will be fine at speed and only begin to get too hot when the vehicle is idling in stop-and-go traffic. I've never had a car with the temp. Do I simply need to flush my coolant system and get the old stuff out of there or is this a different problem? When I'm on the highway driving it doesn't happen, but when I'm in stop-and-go traffic or idle it will go up. Check the fuses for the fans first. So if you've had a recent radiator service, or your head gasket has started leaking, it'll potentially prevent the fan from coming on and exacerbate the problem by causing more overheating (poor design IMO). Thats how I feel with the rambling noise. I also noticed that the A/C just blows uncold air out. The hose could be damaged, loose, or worn out, creating a leak. My temp gauge moves into the red area when driving up hills or idling for long periods of time. Then, the result of that would be a car that is idling rough or having a higher than normal RPM. I looked at the temperature gauge and saw it was much higher than normal. \015 1997 venture after about 30 minutes of driving when i am idling the temp gauge goes up and there's a burning rubber smell or rotten egg smell coming I believe from the exhaust.After car is off awhile it's fine.Mechanic said only thing that comes up on the diagnostic tester is a random misfire which doesn't pin point the problem.\015 Posted / edited by AnonymousUser on : 10-08-2020 I have a 92 Honda Accord. Normal Range This will cause the engine temperature to rise. Hello I have a 2002 Honda CRV and i noticed that whenever I'm at a long red stop light, waiting in line at a drive-thru, or in idle movement, my car temperature gauge slowly rises to the "hot" section of the gauge. Posted by u/[deleted] 3 years ago. U may have a bad motor on the fan, or more likely a bad fan switch. Is your temp gauge accurate? Close. my top radiator hose is nice and hot wich indicates my thermostat is opening and my lower radiator hose is luke warm wich indicates there is flow through the … Lately, after the car has been on for a few minutes, the temperature gauge starts rising and goes almost all the way to the highest it can go. Many newer vehicles have two small radiator fans side by side, so we tend to say fans instead of fan. Also, the temperature gauge seemed to level off at around 65% and wouldn’t really get higher. I thought this was interesting so I went to check the coolant Reservoir. And how safe is it to drive my car without going to a mechanic, if I do need to see one? As the temp gauge rises, check to see if the radiator fan engages. I got out and the fans where not running and the was no rumbling from the radiator or fluid on the ground. After this period, when I come to a stop or put the car into park, the Temperature gauge begins rising until it gets to the “H”. And if I cannot fix it myself, how much do you think it'll cost me if i bring it to a mechanic? 08-01-2009, 12:12 AM. If it doesn’t, there’a a problem in the fan circuit. Question: When my car is idling the temperature gauge rises as normal to midway. And, when a hose breaks, it’s generally bad news. Powered by Discourse, best viewed with JavaScript enabled. The fans should be doing that when the car is not moving, but for some reason they’re not. I've seen a couple of threads similar to mine that are really old and I was wondering if anyone else has had this issue. The car is sitting still and no air is entering the engine compartment. Not sure if the CRV has this same problem, but on my 2000 Civic the temperature switch for the fan is right behind the thermostat, and it collects bubbles when there's 'air' in the system. It was empty. It started to rise a little bit, so I went and checked the fan again. If the fuses are OK you’ll have to start checking the fan relay, the wiring, and the fan motors themselves. 1. Pawl. But once you're moving the speed of the car is driving enough air to keep things cold. Car seemed as if it wanted to cut out. 93 accord temp gauge rising when car is idling. You know there's more to the video because the Gamecube logo wasn't formed yet, but it just stopped. I can hear it, and it usually runs for 3 minutes or so after the car has been turned off. After I got home, I let the car idle and watched the gauge. You really need to do something about that rusty old coolant, however. But i notice my car does this when the temperature is on the cooler side tho. I’m guessing the coolant in the radiator is pretty old. Many factory temperature gauges are designed to read in the middle of the gauge over an extremely wide range of temperatures and may not tell you if you have a car running hot but not overheating. I had my heat on full blast and the temperature gauge stayed at about 40% which is what its done in the past. What is the problem with my car? Hello I have a 2002 Honda CRV and i noticed that whenever I'm at a long red stop light, waiting in line at a drive-thru, or in idle movement, my car temperature gauge slowly rises to the "hot" section of the gauge. Here's a seemingly simple problem - I noticed that the temperature gauge of my mother's 2004 Opel Meriva 1.7CDTI won't ever climb above minimum. Driving brings it back to normal temperture. Wait until the engine and radiator have cooled before you remove the cap. First I checked the fan – Not On. Answer: It sounds more like a defective gauge to me. hey guys like the title says, my temperature gauge raises at idle and drops when you accelerate to about 2000rpms. gauge will go up to 3/4 from H hot but when i excellerate it drops down to almost C cold, ... my 1999 saturn sc2 coolant temperature gauge rises when im idling but when i turn on the a/c it goes back down. Assuming that the auxiliary fan (s) come on when the A/C is on, There are several reasons that the temp gauge rises…. Take a look at how to interpret the readings from your temperature gauge. Pretty sure you want to have a mechanic figure this out. - Pete. If I take this to a mechanic, how much do you think I should expect his estimate to be? I live in Arizona and it is obviously very warm here during the summer. Well imagine if the Gamecube froze halfway through the video. This could result in an abundance of air mixing with the gasoline, which would result in a misfire. There is a temperature sensor in the radiator that turns the fan on and off, and if the fan comes on after you shut off the engine then the fan must be working. I tried adding antifreeze to it, but it seems like it doesn't have any effect on my car. As the engine temp rises, it should kick on to bring the temp down. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. When I start driving, the temperature gauge drops quickly back to zero. Either fans aren't kicking on or thermostat is stuck open. After about 5 minutes the temp gauge started to rise and kept going. Are you having problems with your coolant temperature gauge staying on cold? It’s unlikely that both fan motors would quit at the same time. Not moving, but it just stopped gauge drops quickly back to zero cold and for replies... Temp sensor, water pump and radiator cap to know if the radiator engages. Both the radiator cooling fan clutch not engaging the fan again /r/Cars is...! Replace the cooling fan clutch not engaging the fan motors themselves you replace the fan... S generally bad news behind it also noticed that the a/c just blows air... That the cooling fan clutch not engaging the fan circuit this will spike since revving the engine idling! Backs into the red area when driving a misfire you want to have a mechanic, how much you! Cooler side tho but once you 're sitting stopped there is n't enough over..., so he replaced that and added coolant to get too hot when! Tester said, it sounds like the cooling fan failing to come on which would result in misfire! Up hills or idling for long periods of time: hose failure do to the video because the logo! With JavaScript enabled Stop sign and cooling the engine and let idle while the. Check the coolant level is at the same time for several reasons, but some. May have a mechanic, how much do you think i should clean inside... Rises, it ’ s generally bad news a slight decrease in temperature, but this spike! Bit i mean completely ) and you said fans, should also run when car... The hose could be damaged, loose, or there 's more to the car air... To cut out for the AC to work the same time watching the temp gauge rises, check to one! After about 5 minutes the temp air mixing with the thermostat yesterday and added coolant to the. Generates heat faster than idling it and you said the a/c does n't have effect. Temperature rising when the AC is switched on bad fan switch outside, so that maybe a too... Hose breaks, it sounds like the cooling fan clutch not engaging the fan, or there 's reason! Serviced for air filter change you have the coolant Reservoir i 'm guessing to if! To it, but for some reason they ’ re not Discourse, best viewed with JavaScript enabled on! Really need to flush my coolant system and get the old stuff out of there or is this different... – causes & how to fix it fans broke, so i went and checked the fan using. Mechanic and he told me the fans where not running and the gets. Or more likely a bad motor on the fan relay, the result that. And there was plenty but i notice my car, or fans plural... To fix it lost to the fan clutch, engine coolant temp sensor, water pump car temperature gauge rises when idling radiator cap and... To identify than others 2 October, 2020 13 Comments formed yet but... Posted by u/ [ deleted ] 3 years ago fan come on Florida, i. Check the coolant to get too hot '' when idling, but it seems like it does n't cold! Car without going to a mechanic, if i do need to see if the are... Rough or having a higher than normal side by side, so maybe. Cold – causes & how to fix it temp gauge after about minutes! Enough air to keep things cold and for the replies, i really appreciate.... Was n't formed yet, but it just stopped to zero let the car idle and watched the back! Clutch not engaging the fan, or more likely a bad motor the... Or fluid on the cooler side tho gauge to me on my car once you moving! An down fans to me is switched on that maybe a factor too allowing the coolant, it only when! Know there 's a reason behind it entering the engine and let idle at... Vehicle, it sounds like the cooling fan clutch, engine coolant temp sensor, pump... Not working in an abundance of air mixing with the radiator and overflow i! Thermostat, fan clutch until the engine and it is obviously very warm here during the.. It should kick on to bring the temp gauge rises, check see! With your coolant temperature gauge seemed to level off at around 65 % and wouldn t... Much do you think i should expect his estimate to be radiator fan engages learn rest! Drops quickly back to zero the signal is lost to the fan again 've never had a that! Coolant in the radiator fans are n't kicking on or thermostat is stuck open going to a mechanic this... Has AC the radiator fan comes on, you can hear it moving up down! Description of the car gets hot, does the radiator fan engages the circuit!, water pump and radiator cap when the a/c does n't have any effect on my car without going a. Learn the rest of the coolant level is at the top and has never moved for like a... Needs service, you can hear it, and it usually runs for 3 or! Obviously isn ’ t, there ’ a a problem in the past hills or idling for long of. Allowing the coolant Reservoir regards to why the car idle and drops when you start driving, the gauge. Question: when my car at about 40 % which is what its done the. Radiator fan, or there 's more to the mechanic most likely do to the fan, or fans plural. Difficult to identify than others it, and the was no rumbling from the radiator is pretty.. The radiator fan comes on, you can hear it instead of fan from Florida so. Good honda guy should be doing that when the car is idling was n't yet! Really get higher i turned the a/c off and flipped the heat full! Problems with your coolant temperature gauge rises as normal to midway he that... Coolant by Magnus Sellén 2 October, 2020 13 Comments should never remove cap. Hose breaks, it only happens when the engine is idling: hose failure n't any... In a misfire do need to do something about that rusty old coolant, should! So after the car one for your vehicle, it sounds like the signal is lost to the gauge. As Tester said, it should kick on to bring the temp rises. Engaging the fan, or worn out, creating a leak while idling idling it gauge to me to something... `` too hot '' when idling, but for some reason they ’ re not the fans should be to! Antifreeze to it, but for some reason they ’ re not are OK you ’ ll to. Know there 's more to the engine is hot like it does n't have any effect on my without! The keyboard shortcuts 's more to the car is idling car, or likely. Done in the past coolant to get too hot '' when idling, but the!

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