2003 PT GT Turbo: Cooling fan or PCM? - Allpar Forums
2023年5月22日 · On and earlier post ( see 2004 PT GT Turbo: Cooling fan or PCM?) I wrote about the issues I was having with codes that kept popping. Got busy with other things and came back to it and just now warming up the engine got another P0480 code. Turned off the engine and the fan proceded to run full blast.
PT Cruiser cooling fan issue - Allpar Forums
2022年2月9日 · You start engine and engage air conditioning system (compressor). Radiator cooling fan does not engage and eventually causes exess system pressure and venting of refrigerant. However there are instances where the engine will reach operating temperature, radiator cooling fan starts to run properly and there are no issues.
2003 PT GT Turbo: Cooling fan or PCM? | Page 2 | Allpar Forums
2024年2月2日 · Solid state logic circuit with the fan motor (not the PCM) senses the loss or extremely low voltage at fan motor terminal #4. Since 12 volts is still present at terminal #3 the fan motor engages with power from terminal #2 and runs at maximum speed. Try this test.
Low speed radiator cooling fan not working. | Allpar Forums
2024年5月27日 · I am trying to solve a problem with the low-speed cooling fan operation on a 2006 PT Cruiser base model with the 2.4L MFI DOHC 4 CYL VIN B engine with 5 speed manual transmission. When the air condition is active the low-speed fan will not operate. Within moments the air conditioner stops blowing cold and then the compressor stops cycling.
2007 Pt Cruiser ac cooling fan not turning on | Allpar Forums
2014年6月25日 · Fan, you can jumper the contacts to battery power and see if the fan comes to life. Some fans have a solid state relay, basically a huge transitor pac that uses Pulse Width Modulation to control fan speed. They can burn out, and its often NOT in the PDM box with the other relays, its wrapped up in electric tape on the harness going to the fan.
03 gt aftermarket cooling fan? - Allpar Forums
2019年8月12日 · The fan needs to be able to keep the engine under all conditions. But because of emissions the engine needs a thermostat that keeps temps high. So once the thermostat opens, a high cooling fan speed is needed to keep from overheating. 2) But running a cooling fan on high all the time would present a large electrical draw which affects fuel economy.
2010 Dodge Journey has Cooling Fan Issues...need help
2018年7月30日 · If the fan is staying on, I feel that this can only be from a couple of things: either the high or low speed fan relays are 'mechanically' sticking on (contacts spot welded together, etc), the internal TIPM driver is shorted 'on' or the radiator fan control module (mounted to the cooling fan assembly) itself is shorted 'on'.
Cooling fan hard wired to toggle, CEL for O2 Sensors and...
2024年8月21日 · Cooling fan control circuit codes are not related to the oxygen sensor codes. There are 2 circuits in each oxygen sensor. There is a heater circuit that electrically adds heat so that the sensor starts to function sooner after engine startup.
Cooling Fan Relay for 2003 GT - Allpar Forums
2013年4月17日 · I have a 2003 GT PT Cruiser that started last year in August having a problem where the cooling fan seems to stay on all the time. My local mechanic had a look and said that the cooling fan relay switch is the problem and he has been in touch with Dodge ever since to get the part - which apparently is in very little demand, as it's been over 6 ...
‘13 T&C no high speed rad fan - Allpar Forums
2020年6月9日 · Engine temperature: low speed fan - 220 deg F (104 deg C) high speed fan - 230 deg F (110 deg C) A C discharge pressure: low speed fan - 250 psi (1724 Kpa) high speed fan - 300 psi (2068 Kpa) So when you first activate the air conditioning there probably is a delay for 10 - 30 seconds before the cooling fan activates?
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