I am installing the passenger side dome light switch as it didn't come with one only a plug. Vt Commodore Fuel Pump Wiring Diagram — Gooddy, size: 800 x 600 px, source: gooddy. This topic is a lot of people browsing on the net, as a result we accumulate photos from various trustworthy sources and also understand in their area. Have it check for codes! All enjoy your holiday and family. If broke I worked on it until I found problem. Click the search button then the blue link.
If engine still runs the oil pressure switch is working ok. I rechecked the pump and it fires good and pressure is +55 at the throttle body. Now I need help to find the problem. It does have battery power at relay. Jan 15, 2018 You need to look at a wiring diagram an check voltage an ground for that circuit. You will find page for page lectures taken right from my book as well as exclusive classroom type case studies. Your trucks diagram probably is the same as mine.
I have installed a temp. Want even more diagnostic training? May 20, 2018 Doesn't have one. Derrick 5-18-07 I'm trying to run a light hook up to a trailer I'll be towing. There is no better on-line training of how to troubleshoot automotive electrical and electronics systems anywhere! It will keep the fuel pump running if relay fails. The applied voltage to the fuel pump is controlled by a resistor assembly.
I need to see if they match and can be used in my dually terry 12-12-07 How do i remove the coil i cant see very well and it looks like some kind of clip holds it down. Question I have to be sure. Like fused 12 power to to and check it for switchig 12 volts to gray fuel pump run wire. When you turn the key on, it energizes the fuel shut off solenoid on the injection pump. Hopefully you didn't put the gas tank back in yet.
Check the fuse's an the power an control at the relay. . I drove a '94 Chevy Diesel over 300K miles and when the fuel pump quit working the first thing I would do is replace the oil pressure switch. I need my truck get to doctors and food. Relay is located in electrical center under the hood on the driver side. This fuse is located in the engine compartment fuse block. Someone please tell me what to check and test next in detail.
I replaced the ignition switch and the ecm. Click the search button , then the blue link. I need a diagram as to where I need to run the wires from to hook the valve. Hello and welcome to the site. You replaced a fuel pump that didn't need replacing. I installed an 134A compressor which looks identical except it has two plugs comming off of it, can I adapt this to work for my truck? Click the search button then the second blue link. The electric fuel pump in the tank only operates during engine cranking.
Relay -- Air Ijection Reaction Pump Clutch Coil Fuel Pump Relay -- Fuel Pump Horn Relay -- Horns Starter Relay -- Starter Solenoid Jun 08, 2018 Did you check the fuel pump relay? The relay gets so hot that it will smoke and the truck will die. Simple tan should be the sender at the tank, but may be pink. Gm Fuel Pump Relay Testing — Youtube, size: 800 x 600 px, source: i. Side and it is good where do I go then? The engine computer energizes both, relays. Pull out the relay and probe the relay socket with a voltmeter.
I think your vehicle has a oil pressure switch. A jumper wire from the positive battery terminal. I have a Chevy 1500 and Since the end of May, I have replaced my fuel pump 3 times. You are nice people here knowing it is the fourth all with there families as they should be. Click the searc button , then the blue link. So my truck had a bad relay probably to start with.
If it no run with power and ground check fuel pump. Do you know what automotive electrical wiring diagrams are? The oil pressure switch is only a back for fuel pump in case the fuel pump relay fails. I hot wired the pump and grounded the injectors one at a time and they sprayed fuel big time and the engine would start. I took the relay out and I have no power at pin 87 orange wire and when the key is turned on there is no power at pin 85 green wire , I flipped over the fuse panel and checked the orange wire on the ecm-b fuse and it has power then the wire disappears into the harness, im under the impression that this fuse and wire should supply constant power to the orange wire at the fuel pump relay, all other orange wires in the underside of the panel are live apart from the one at the fuel pump relay. But engine has to be cranked until oil pressure comes up.