Unplug the radiator fan connector. Check the coolant temperature sensor at the top of the engine, Fig 96 Engine Coolant Temperature Sensor Connector, Check the relay for the fans: (MOST LIKELY FAILURE AND MOST DIFFICULT). If you don’t … I must find out now why my coolant was low. The engine cooling fan system consists of 2 electrical cooling fans and 3 fan relays. Disconnect wire connectors from back of headlamp module. Recently I wanted to use my surface pro 4 i5. The inside of the lid to the fuse box will tell you which one it is. If so, a replacement fan costs upwards of $45. EASY but not likely. Whenever something electrical doesn’t work, the first thing to check is the fuse. If you do have low coolant, don’t fill it up until the engine has cooled off. Nothing obvious. If the a/c doesn't run then the cooling fan isn't needed. The radiator fan under the seat is not coming on, the manual said to check a few things. Thanks for the correction. Hello and welcome to Just answer.com, Super mechanic here. You may be loosing antifreeze behind the water pump housing. As for the engine coolant temp sensor, if the coolant is not hot enough to make the fan come on, then there is no need for the fan yet and there is no problem. One of the first symptoms commonly associated with a bad or failing cooling fan relay is an engine that runs hot or overheats. Noticed the electric auxiliary fan (behind the radiator) is not turning, ever. Discussion Starter • #1 • Oct 26, 2019. There are a few simple reasons that the fan would not be cycling on. If the radiator can't keep up, the fan comes on to give some help. Here is how to test if the fan is functioning properly: 1. I know this for a fact based on my 06 and 10 DTS's. If it does, this could point to a faulty switch (or airlocked radiator / low coolant / jammed thermostat). How to fix Radiador Fan that wouldn't shut off...,Honda, Nissan, toyota, acura, kia ,lexus, chevy, Cadillac, ford, bmw, mercedes, etc About your vehicle. Hello, New to forum and to Mini's. Reached my location but found that the radiator fans were not working. Your cooling fan operates through a series of circuits. 5 Reasons Why Your Radiator Fan is not working 1. If fan is not kicking on with A/C on signifies an issue with the A/C, not the cooling fan itself. The computer turns the cooling fan on and off when it receives a temperature indication from the coolant temperature sensor. Bigtone, the issue does seem to be related to the coolant level. The radiator fan itself may be faulty. I have a 1998 Dodge caravan and a p1698 troubleshooting code. Remove screw holding top of module to closure panel. If the fan doesn't work with direct battery power, examine the terminal that plugs to the radiator fan connector. Models: Here are the most common reasons that your radiator fan does not turn on: Fuse. My 2006 DTS began to overheat in slow traffic today, defroster on. Posted by greengobby on Sep 18, 2012. Where should I start. The inside of the lid to the fuse box will tell you which one it is. The cooling fans and fan relays receive battery positive voltage from the underhood fuse block. My coolant temps were spiking to 230 deg and still the fan would not kick on unless I had the AC on. As soon as the pins are bridged, the fan should start to spin. How to check and repair. Surface Pro 4 Fan Wont Turn On. Toyota Camry Radiator Fan Not Working Causes. Where should I start. This is also stated (vaguely) in the factory service manual. 2002.5 F55 CORSA STS, 2014 Explorer XLT FWD. Next it says to check the fan switch, where is this switch located ? Let it cool down first. I just got done replacing my radiator and have every thing back to gether and radiator fan is not turning on. Radiator fans do not turn on Dodge Grand Caravan or dodge caravan. More difficult but a little more likely. 2. today we took out fuzes,and swapped them,and added some water to the overflow,and it ran cool overall,well cool by can-am standards lol,and i could now hear the fan run when i stopped and let it idle,but unlike my 09 550 grizzly,when i shut the engine off,and than turn key to on,but dont start engine,the fan does not … somehow i got the computer to reboot and fix itself. CAUTION: The relay mounting location is designed to dissipate heat. Jjjja . Your HHR’s radiator fan will not kick on. Faulty Coolant Temperature Sensor. Check the fuses and relays in the underhood fuse box. If your fans do not engage and the dashboard temp gauge reads normal, then the thermostat sensor is bad. Discussion Starter • #1 • Jan 1, 2014. To: XXXXX XXXXX and Chrysler-Plymouth Dealers, Subject: Hooked it back up in the car and decided to pull the relay and jumper the contacs in the fuse box and the fan fires right up. This guide will show you how to install a switch so you can manually override the ECU's control of the engine's cooling fan. Check the coolant temperature sensor at the top of the engine That back gasket of the water pump housing leak. Customer Satisfaction Notification # XXXXX — Radiator Fan Relay and Reprogram Powertrain Control Module. How to fix a radiator control module of a dodge Gland Caravan 2000 – JustAnswer. Electric Radiator fans do not come on when engine is hot nor after turning off, will only come on when AC is turned on. Where is the switch? Radiator fan not turning on - 1992 Saturn SL2. Test the resistance of the wire harness between the PCM connector terminal 26 and the sensor harness connector. When the temperature exceeds a specific value -- usually 215 degrees Fahrenheit -- the computer will turn the fan on. Adding coolant to a radiator dry enough not to trigger the engine temp sensor can cause problems from drastic temperature change. How to fix a radiator control module of a dodge Gland Caravan 2000 – JustAnswer, 8 Things The World’s Most Successful People All Have In Common, Japanese adults vent dark obsession with young girls at ‘little idols’ concerts | The Japan Times, The drugs do work: Study seeks to end antidepressant debate | The Japan Times, Drinking Alcohol Tied to Long Life in New Study, Debtors’ prison: ACLU report details ‘criminalization of private debt’, Mild Viral Infection May Trigger Celiac Disease Years Later. Adding coolant to a radiator dry enough not to trigger the engine temp sensor can cause problems from drastic temperature change.