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View Full Version : Convert from A/C based battery coolant system to cabin air based.


jgenb
09-15-2010, 03:54 PM
My FEH 2006 has rear a/c problem and doesn't cool down battery. I thought that problem with belnd door. But when I turned off front a/c, rear a/c works well and cooled down battery. I has 3 options to fix
1. Change Compressor because of luck of pressure.
2. Change expantion valve.
3. Change a/c and heater switch.

Which one should i do first to solve issue?

Last night I removed blend door motor, inside panel driver back side and Hose. I also kept belnd doors open. Battery cooled by air form cabin now. It works but i have service light and message. anyone has idea how to convert cooling system from A?C based to Cabin air based?

GaryG
09-15-2010, 05:19 PM
My FEH 2006 has rear a/c problem and doesn't cool down battery. I thought that problem with belnd door. But when I turned off front a/c, rear a/c works well and cooled down battery. I has 3 options to fix
1. Change Compressor because of luck of pressure.
2. Change expantion valve.
3. Change a/c and heater switch.

Which one should i do first to solve issue?

Last night I removed blend door motor, inside panel driver back side and Hose. I also kept belnd doors open. Battery cooled by air form cabin now. It works but i have service light and message. anyone has idea how to convert cooling system from A?C based to Cabin air based?

Sounds like you have a mess on your hands. Do you have over 100,000 miles or 150,000 miles if you are from a green state like California? Your problem might be the internal HV battery fans which is covered under your hybrid warranty if you have less than the above mileage. You need to have your problem diagnosed by the dealer or a Scangauge II before you go one more step.

You cannot use the cabin A/C to cool your battery.

GaryG

jgenb
09-15-2010, 07:27 PM
I visited ford dealer paid couple of hundred bucks to find problem by Scangauge. I changed the fan inside battery pack already. problem is no freon flow and rear a/c doesn't work.

GaryG
09-15-2010, 08:52 PM
I visited ford dealer paid couple of hundred bucks to find problem by Scangauge. I changed the fan inside battery pack already. problem is no freon flow and rear a/c doesn't work.

Good Luck!

GaryG



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