What is this for?
06-25-20, 09:33 PM
#2
Senior Member
Fuel pump resistor and relay
At idle, fuel pump voltage is reduced here so that your pump isn't working overtime to move fuel it doesn't need to. When you hit the gas, the stock ecu flips the relay so that full voltage goes to the fuel pump.
At idle, fuel pump voltage is reduced here so that your pump isn't working overtime to move fuel it doesn't need to. When you hit the gas, the stock ecu flips the relay so that full voltage goes to the fuel pump.
The following 2 users liked this post by professionalpyroman:
mazdaverx713b (06-28-20),
rotary_fan (07-11-20)
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