Then power goes to a relay and on to the fuel pump I'm almost sure. Do you know of this happening to anyone else and what would you suggest? Gray wire should have power during cranking and running. My friends car wouldn't start her brother took alook at it and noticed that if you turn key to run and let the seatbelt chime start beeping it will start. Disconnect the clutch master cylinder pushrod from the clutch pedal. In the on position I get between 5 and 8 volts. So ideas if you desire to get the awesome pics regarding Cavalier Wiring Diagram, press save link to save the pics to your personal pc.
You do not want to get a relay that cannot handle the amperage that your fuel pump might pull causing the relay to fail, and you to be stranded on the side of the road. But may not have taken the time to see the power disappear after 2 sec. She took it to the shop and they diagnosed a bad fuel pump at 500 dollars. Please right click on the image and save the illustration. Yes the gray wire is the power, but if you are losing ignition reference pulses then it shuts off.
No voltage at the fuel pump. I am working against time. I then needed and did start checking the B+ points coming from battery to the tank at all of the connection points until I found my voltage drop from 12 About the relay : While cranking the engine,make a second pin of the relay is getting 12 volts coming from the Powertrain Control Module. Ok good stuff we might be getting close. I undid the intake and primed it a little and it fired up but died once it had burned what i'd poured in.
Free wiring diagrams at Enter vehicle info. Relay, loose concection, short etc. Keywords for 2000 Cavalier Fuel Pump Wiring Diagram :. First the fuse must but good. DanD has been very generous with sharing info that you usually need to pay for.
The problem is that if it is anti theft it will probably need new passlock sensor to fix correctly. It doesn't matter which one you take to ground as long as the other you have as your triggered 12v signal. Which leads me to belieive I may have a bad ground. Do not disassemble the pressure plate assembly; replace it if defective. Wiring in the Fuel Pump Relay The relay should have 4 pins on it. Remove the pressure plate and clutch disc. Run a new ground if you have this and it should run.
I feel pretty confident your issue is not in the pump. It is the fuel pump feed wire to the relay. The easiest thing to do at this point would be to run a new ground wire at the gray wire at the pump, there has been some problems with these plugs. The way it sounded when it was turning over, it sounded like it wasn't getting any gas pumped to it so I stuck my head down next to the fuel tank and I couldn't hear the fuel pump turn on. Info from every other site I looked at, only said how to do it using costly special tools. Feb 28, 2015 the two thick wires are for the pump and the other two for the fuel gauge ,check for voltage at the pump if no voltage then follow the wires back to see if their is a connection somewhere ,also check the earth connection if no power in the two wires ,ie one probe onto the earth and the other to a suitable ground on the bodywork ,then continuety Jan 17, 2015.
Which does not give it enough time to get fuel up on a newly changed fuel pump. Best thing to do is see if the pump is getting power it sounds like it's not and the relays can go bad, but not normally. Maybe the computer is losing supply? How to re-wire a fuel pump off a relay Installing a dedicated voltage supply line for your fuel pump Contributed By: Enginebasics. When you turn the key to the on position you hear the pump. Similarly to this picture, within our opinion, this is one of the greatest image, and now whats your opinion? Our people also have some more images associated to 2006 Chevy Cobalt Fuel Pump Relay, please see the graphic gallery below, click one of the imagines, then the picture will be displayed large, as shown above.
Can you narrow it down a little? Questions we have recieved: From Reader Barry: how to re-wire a fuel pump off a relay. I will loose some good day light soon. There should be four wires at the relay, Dark green with a white tracer, Black with a white tracer, Pink and a Gray. If The Plastic Key Fob Is Present The Fuel Pump Will Initialize For 2 Seconds Before Cranking. The car will run for a few seconds if I spray starting fluid in it. Thought the fuel pump was bad, changed it, and still the relay is kicking.