Ecm Wiring Diagram Needed 1993 C1500 43
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Ecm Wiring Diagram Needed 1993 C1500 43
17/01/2011 · Learn to navigate this system's wiring circuitry and diagram using current flow analysis, relay and module operation and neutral-switch actuation, such as circuit completion. See how the anti ...
21/04/2008 · Have 1993 GMC 5.7L with continuous code 43 (knock sensor). I have changed the following: knock sensor twice, knock sensor connector, knock sensor wire continuity to ECM okay, changed ECM and PROM, oxygen sensor, MAP sensor, module on distributor passed test. The code 43 will set immediately on start up.
Pin A comes from the ECM pin A1 and is used to apply 12V to the relay to turn it on. ... If you follow the diagram here and the description and just match it up to the diagram on your relay!!! SYSTEM WIRING There are 2 connectors. If you look really close you can see they are labeled. ... GM did not add these because they are not needed. Some ...
11/03/2010 · Have you ever wondered how to remove a chevy truck dash? well no more here is a 10 min step by step enjoy.
18/08/2012 · You'll notice in the chart below (and in the next page) that I'm using the following symbols: <->.This means that the Connector Pin # will have one of two different wires DEPENDING on whether your vehicle is equipped with a 4.3L, 5.0L, 5.7L, etc.
It was the fuel pump but once I changed it, I had to ground a contact on the test connector that specifically tells the ECM to close the fuel relay. Once the pump ran, I removed the ground and started the truck. Without doing that, the ECM did not power the relay. Go look at my post 1993 …
Get the best deals on Engine Computers for Chevrolet C3500 when you shop the largest online selection at eBay.com. Free shipping on many items ... C1500 C2500 C3500 Truck 1994 1995 ECM ECU Engine Computer 16197427 OEM . $89.95. Brand: Chevrolet. ... #1 on Diagram Only-Genuine OE Factory Original Item.
source your ECM will not be powered while cranking the engine. 3. Check that the ground wire is securely fastened to the block and that the interface between the block and the terminal are clean. 4. Ensure that there are NO vacuum leaks. 5. Ensure that your MAP sensor is connected to a full manifold vacuum source and not a ported source. 6.
Get the best deals on Engine Computers for Chevrolet C2500 when you shop the largest online selection at eBay.com. Free shipping on many items ... C1500 C2500 C3500 Truck 1994 1995 ECM ECU Engine Computer 16197427 OEM . $89.95. Brand: Chevrolet. ... Engine Control Module/ECU/ECM/PC fits 1987-1993 GMC C2500,C3500,G1500,G2500,G350 (Fits ...
I have a 1993 chevy c1500 with a 4.3l engine. it wont start, cranks over, i have fuel pressure. I used a noid light in - Answered by a verified Chevy Mechanic ... Looking at the wiring diagram I have there is nothing between the ECM and the injectors. They share a power feed that comes from the INJ fuse and they get ground through the green and ...
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