Subject	The switching ICs never create a short on their output...
Posted by	DVDBURN (MD) on January 04, 2021 at 2:06 PM
	This message has been viewed 208 times.
In Reply To	Traced it to IC621 posted by freak152000 on January 02, 2021 at 07:02 PM
Message	when they go bad (as you found in this case with no continuity to ground). They are always open. I've replaced hundreds of them. Sounds like you're having problems not related to the ECU. www.mytwinturbo.com Nissan Data Voice - The first Nissan diagnostic software with a voice! Nissan Data Voice on YouTube Download my Nissan 300ZX Vin/Model Lookup.
Follow Ups	EGI relay and .75A current draw w/ key on - freak152000 12:30:38 12/31/20 Current draw - JMartz 12:48:40 12/31/20 Re: EGI relay and .75A current draw w/ key off - freak152000 14:23:40 12/31/20 Re: EGI relay and .75A current draw w/ key on - Cjw3 17:22:23 12/31/20 Traced it to IC621 - freak152000 19:02:33 01/02/21 The switching ICs never create a short on their output... - DVDBURN (MD) 14:06:15 01/04/21 Interesting - Cjw3 19:36:50 01/04/21 Re: The switching ICs never create a short on their output... - freak152000 18:48:03 01/05/21 Have you looked at/in the ECU? - DVDBURN (MD) 21:46:51 01/05/21 Heater hoses or issues with t-top draining would be my guess (n/m) - jzack 11:10:17 01/15/21
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