Why won t my car start after I change the fuel pump?

Why won t my car start after I change the fuel pump?

Such could be due to a big vacuum leak, an air induction fault like a stuck idle air control valve or, considering fuel, could be due to a failed temperature sensor that must be working properly to signal the PCM to enrich the mixture on cold start. Other common faults are defective spark plugs or a defective coil.

What do you do when your car won’t start at home?

Here are some things to try if your car won’t turn over.

  1. What To Do If Your Car Won’t Start:
  2. Try: Cycling the Key.
  3. Try: Tapping on the battery Terminals.
  4. Try: Smacking the starter.
  5. Try: Shifting the Shifter.
  6. Try: Swapping Relays.
  7. Try: Smacking the Fuel Tank.
  8. Try: Un-flooding a flooded engine.

What to do if your PSE pump breaks?

Remove the six bolts holding the pump to the motor. Detatch the pump and check the impellor within. These appear to be quite brittle and when they break they jam the motor, causing the pse electronics to burn out. Mercedes do not supply new impellors,

Why is my PSE pump not working on my SL 500?

Door and trunk latch locks not working except manually. 2003 sl 500 that lost its mind. Sat for a week over Christmas and when we returned the remote key would not unlock the car. Opened the trunk, disconnected the battery and charged it up. Reconnected the battery, closed the trunk but the final latching mechanism didn’t work.

Why is my PSE pump blowing the 20A fuse?

If your PSE pump is blowing the 20A fuse, it is possible that the motor in jammed and it may only need a new impeller not a new PSE On the LHS of the boot remove the 4 bolts holding the hydraulic roof pump in place lift to the side. The PSE is below, within the grey sponge.

Can a Mercedes PSE pump be reassembled?

Mercedes do not supply new impellors, The R230 PSE pump uses the same motor as other mercedes. You can get an cheep PSE on e-bay for £15.. Strip the pump and install the impellor . Reassemble in reverse order. Also I found that my motor was stuck, if after removal of the impellor check the motor is freely rotating before re-assembly.

What to do if your car wont start after a battery replacement?

Hey, anything can happen. There’s a (miniscule) chance your replacement battery is toast. You can take it to an auto parts store and have them test it. Keep in mind that this problem is likely only if your car isn’t turning over at all. We hope this guide has helped you!

Where to check for no start fuel pump?

The first thing you want to do is check the fuse panel to see if the fuse is blown. If your car has two fuse panels than the one in the engine compartment; should be the correct one to check. The fuse panel or circuit box is usually located near the battery; and is a small black box with a removable lid.

What does it mean when a VW battery wont start?

First, you want to find out if the immobilizer is the problem. To do this, turn on the battery in your Volkswagen and see if the immobilizer warning light is flashing on your dash, most likely in your speedometer. It should look like an outline of a car with a key inside it. If it’s flashing, it means the immobilizer’s disconnected from the system.

Why does my fuel pump fail when I restart the car?

So when you restart your car, the pump runs hot and un-primed until it can refill the fuel chamber. Over time this will burn out the pump motor. This is why many pumps fail right after shutting off the car and restarting it while it is hot.