Jan 4, 2024 · Correct and the code popped up on a cold start on a 35 degree day when the fan technically isn't needed but may be tested by the ECU and failed. Can manually turn on high via …

Jun 3, 2018 · If you're experiencing a P0480 code and your cooling fan isn't working on your Jeep JK (especially 2013+ models), start by checking the basics: fuses, relays, and wiring. A common issue is …

Feb 23, 2020 · The P0480 code on a 2014 Jeep JKU indicates a malfunction in the cooling fan 1 control circuit. Possible causes include a faulty fan control relay, wiring issues (open or shorted harness, …

Oct 21, 2018 · If you're encountering a P0480 code (Cooling Fan Control Circuit Open) after installing a dual battery setup, start by checking the wiring and connections to the fan. The fan has three wires: …

Jul 15, 2023 · I’ve already replaced the electric fan, thermostat, high speed relay, fan mdule and water pump. Not sure why this code piped back up. Any advice would be greatly appreciated.

Hi, I have a 2017 JK. The battery died the other day and once replaced I got a P0480 code, and the ac is now blowing hot and fan doesnt work. K11 relay...

Dec 3, 2023 · The code pops up as active, clearing it does to help. Earlier I also had a P0693 alongside the P0480 with the engine idling for some time. That also triggered the CEL. Anyways, cleared that …

Feb 23, 2020 · The P0480 code on a 2014 Jeep JKU indicates a malfunction in the cooling fan 1 control circuit. Possible causes include a faulty fan control relay, wiring issues (open or shorted harness, …

Jun 4, 2018 · If you're experiencing a P0480 code and your cooling fan isn't working on your Jeep JK (especially 2013+ models), start by checking the basics: fuses, relays, and wiring. A common issue is …

Aug 11, 2025 · I changed the valve cover seals and am now getting P0480 code. Fan does not come on and AC not working. Figured I missed reconnecting something but can’t...