Did I wire my MTX-L & TunerView safely?
Thread Starter
Joined: Sep 2009
Posts: 3,841
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From: Mountains
Did I do this OK? I'm installing an MTX-L wideband and TunerView on a Neputune RTP system I just got:
For the MTX-L I used the switched line into my clock (no longer used) as a source and ECU ground A23 as the ground. I'm using the ELD (D10) as the wideband input and I clipped resistors R136 and R138 in the ECU. The 'lights-on' signal is coming from the signal that used to go to the clock.
For the TunerView I used ECU power A25 and grounded at the ECU at A24.
The units are getting power, but I just wanted to see if that was a safe way to wire it and make sure I wouldn't get any wierd ground loops. I'm not very knowlegeable about car electronics...
For the MTX-L I used the switched line into my clock (no longer used) as a source and ECU ground A23 as the ground. I'm using the ELD (D10) as the wideband input and I clipped resistors R136 and R138 in the ECU. The 'lights-on' signal is coming from the signal that used to go to the clock.
For the TunerView I used ECU power A25 and grounded at the ECU at A24.
The units are getting power, but I just wanted to see if that was a safe way to wire it and make sure I wouldn't get any wierd ground loops. I'm not very knowlegeable about car electronics...
Thread Starter
Joined: Sep 2009
Posts: 3,841
Likes: 6
From: Mountains
OK, apparently it wasn't correct. I was getting a CEL with accessory power. Rewiring the tunerview to get input from the clock power and ground to the A23 fixed everything.
Posting solution in case this comes up on a search.
Posting solution in case this comes up on a search.
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AndyD
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Jun 3, 2004 04:38 AM





