TAC 32 1921 fault

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#24591 - 08/24/18 06:14 PM TAC 32 1921 fault
Joined: Apr 2013 Posts: 38 muggzy65 newbie
muggzy65 newbie Joined: Apr 2013 Posts: 38 southwest U.S.	TAC 32: After a recent power bump we found all the ( BAD) leds lit on the IOD board. The CPUA board lcd is still usable. It appears that the cpua and Ido boards are not communicating. The error code list indicates a 1921 fault and that one or both boards may be bad. I Just thought I’d touch base here before throughing in the towel. Any help or thoughts would be appreciated. Thanks

#24595 - 08/24/18 09:18 PM Re: TAC 32 1921 fault [Re: muggzy65]
Joined: Jan 2014 Posts: 736 Rolly old hand
Rolly old hand Joined: Jan 2014 Posts: 736	Car Fault: 1921 Fault Description: Safety Processor Not Online - At power up, the CPUA did not detect the IOC/IOD card safety processor communicating over the car CANbus. Possible Causes: A defective CPUA. A defective IOC/IOD.

#24612 - 08/28/18 12:33 AM Re: TAC 32 1921 fault [Re: muggzy65]
Joined: Mar 2015 Posts: 80 Whadafack journeyman
Whadafack journeyman Joined: Mar 2015 Posts: 80	Check your power supply. Secure your connections. Config safety processor. Check hnbs. Good luck

#24671 - 09/05/18 12:54 AM Re: TAC 32 1921 fault [Re: muggzy65]
Joined: Apr 2013 Posts: 38 muggzy65 newbie
muggzy65 newbie Joined: Apr 2013 Posts: 38 southwest U.S.	Thanks Guys. I tried the power supply first thing. No issues. Now I’m just trying to find the boards. CPUA 6300xe1 & IOD 6300acj1. Like findingntutle teeth it seems. Thanks again

#24672 - 09/05/18 01:09 AM Re: TAC 32 1921 fault [Re: muggzy65]
Joined: Dec 2015 Posts: 1,538 Indirtwetrust ElevatorPractitioner
Indirtwetrust ElevatorPractitioner Joined: Dec 2015 Posts: 1,538 Local 18	You can use an XE2 if that helps in your search.

#24673 - 09/05/18 01:13 AM Re: TAC 32 1921 fault [Re: Indirtwetrust]
Joined: Apr 2013 Posts: 38 muggzy65 newbie
muggzy65 newbie Joined: Apr 2013 Posts: 38 southwest U.S.	Thank you Sir!!

#32020 - 11/03/21 12:37 AM Re: TAC 32 1921 fault [Re: muggzy65]
Joined: Feb 2018 Posts: 131 Jblack83 15yr tech
Jblack83 15yr tech Joined: Feb 2018 Posts: 131 United States	Any result here? Jbblack1983@gmail.com

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