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				Haydn Engine Temp TM2 not reading temperature?
				Posted: Wed Nov 18, 2020 12:12 pm
				by Donnie
				Morning all, been getting on with several jobs on the bongo having had a few days off and one of these was to relocate the haydn TM2 engine temperature monitor so I cut the double wires within a foot of the monitor, relocated it in a better location and reconnected the wiring (the right way round) with male/female bullet connectors. 
Now when ignition is on the readout sits at 001 
 
 
Anyone got any ideas?
 
			
					
				Re: Haydn Engine Temp TM2 not reading temperature?
				Posted: Wed Nov 18, 2020 12:44 pm
				by Donnie
				Ahhhhh, I may have answered my own question by finding 
http://enginewatchdog.com/tm2_installation.html
I made the assumption that each wire was a single core essentially, whereas it's a wire within a wire. Just bared it all off and checked with temporary twists and it reads correctly now! Silly me!
 
			
					
				Re: Haydn Engine Temp TM2 not reading temperature?
				Posted: Wed Nov 18, 2020 2:20 pm
				by Bob
				Well done, easy fix.   

 
			
					
				Re: Haydn Engine Temp TM2 not reading temperature?
				Posted: Wed Nov 18, 2020 3:35 pm
				by Donnie
				Yep, thankfully!
			 
			
					
				Re: Haydn Engine Temp TM2 not reading temperature?
				Posted: Wed Nov 18, 2020 7:31 pm
				by haydn callow
				Not a good idea to cut the sensor wire ! It’s a shielded wire and this should be maintained after rejoining .
			 
			
					
				Re: Haydn Engine Temp TM2 not reading temperature?
				Posted: Sat Nov 21, 2020 2:26 pm
				by Donnie
				haydn callow wrote: Wed Nov 18, 2020 7:31 pm
Not a good idea to cut the sensor wire ! It’s a shielded wire and this should be maintained after rejoining .
 
Yep, I sussed it out and it's all working fine now