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Help with code U1160

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Old Oct 13, 2011 | 07:03 PM
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Default Help with code U1160

I know its "Loss of Communication with LDCM" but what exactly does that mean? I havent noticed anything wrong with the instrument panel?
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Old Oct 13, 2011 | 10:28 PM
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In the door accordian tube, there's a connector there with the serial data interface wire. The pin/socket will become lose over time and lose you comm to the control module. Now another thing to look at will be the fuse for that module in the passenger footwell.
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Old Oct 13, 2011 | 11:21 PM
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thanks for the info....Ill look into it tomorrow
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Old Oct 15, 2011 | 07:28 PM
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stupid question, how do I disconnect the accordian cover without destroying it???
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Old Oct 15, 2011 | 07:48 PM
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I've never had to open mine yet but Bill Curlee has and he's got pictures posted lots of times in here. Send him a PM requesting info
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Old Oct 15, 2011 | 08:00 PM
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They just pop in the hole that they go thru. Collaps one side and pop it out. The wiring harness connectors are in the Door Frame A pillar.

Something else that can cause the U series codes is a weak or aged battery. When you crank the engine, if the battery voltage drop down too low,,, it will cause modules to shutdown and set a U series DTC.

Make sure that the FEMALE PINS in the connectors are not deformed and spread apart.



You can bend the tabs back up.

BC

Last edited by Bill Curlee; Oct 15, 2011 at 08:02 PM.
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Old Oct 15, 2011 | 08:49 PM
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Thanks Bill, I appreciate it.
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