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tomloans

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      tomloans replied to the thread p1518.
      One last thing. This is actually quite scary. My long term fuel trim came back to normal. I kid you not.
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      tomloans replied to the thread p1518.
      Alright here is what happened. If you look at the picture below. I had directional diodes connected to my high beams, low beams, and...
      • 20250321_195059.jpg
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      tomloans reacted to Rocket Man's post in the thread p1518 with Like Like.
      That’s what I usually mention when somebody is troubleshooting- think back to the last thing you did to the vehicle, and double check...
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      tomloans replied to the thread p1518.
      I completely hear you. I am OK with electric issues. I know what I know but it is a little over my head to try to figure out something...
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      tomloans replied to the thread p1518.
      Water ever the acronym is, I have a throttle control module coming soon. This...
      • 61gkYK+Rv8L._AC_SL1500_.jpg
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      tomloans replied to the thread p1518.
      Thanks again for the support and responses. This is driving me crazy.
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      tomloans replied to the thread p1518.
      Sorry I am losing it. TCM is on the way. My ECM looks super clean. But then again so does the TCM. Car has been garaged for about...
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      tomloans replied to the thread p1518.
      Yes it was very clean like new inside. And I just went back out and it is back. P1518 by itself. Don't have to start the motor to get...
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      tomloans reacted to rockola1971's post in the thread p1518 with Like Like.
      Usually when the PCM or any other module under the hood or chassis gets water intrusion into a plug you will get the green/blue crusties...
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      tomloans replied to the thread p1518.
      So I disconnected both harnesses from the ECU. I disconnected the battery first of course and touched both ends together fora few...
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      tomloans reacted to Fless's post in the thread p1518 with Like Like.
      The only way to know for sure is to go through the diag steps. The helpful thing here is that it's fairly consistent and you can...
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      tomloans replied to the thread p1518.
      If it is not the TAC, it likely this issue here below??? - DTC P1518 sets when there is a short to B+ on the TAC module ground circuit...
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      tomloans replied to the thread p1518.
      SIGH!!!..... DIAGNOSTIC AIDS - DTC P1518 sets if the battery voltage is low. If the customer's concern is slow cranking or no...
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      tomloans replied to the thread p1518.
      Thanks for the link. It may be a bad connection between the PCM and TAC. Maybe I will pull of the connector at the PCM and see if...
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      tomloans replied to the thread p1518.
      I swapped out the harness some 30 or 40k ago and all has been well since. I just cleaned all the grounds again and checked under the...
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