Where is the fuel pump relay located on a 1993 corvette?
Where is the fuel pump relay located on a 1993 corvette?
Well-known member. If I remember correctly the fuel pump relay is under the dash on the glove box side.
Where is the fuel pump relay on a 1995 corvette?
The F/P relay is located behind the right side lower trim panel. There is a relay module containg it & other relays, horn, etc.
Where is the fuel pump relay located on a car?
The fuel pump relay is an electronic component that is found on virtually all vehicles equipped with an internal combustion engine. It is often found in the fuse box located in the engine bay and functions as the primary electronic switch that controls power to the fuel pump. The fuel pump relay is usually controlled by…
How does the fuel pump know when to shut off?
Some vehicles can vary the voltage to the fuel pump to control fuel pressure. In the case of an accident, there are many crash sensors on modern cars that the PCM will monitor. When an accident has been registered, the PCM has the option to cut power to the fuel pump by turning off the fuel pump relay. Was this answer helpful?
Where is the fuel pump control module located?
It is often found in the fuse box located in the engine bay and functions as the primary electronic switch that controls power to the fuel pump. The fuel pump relay is usually controlled by the ignition or Powertrain Control Module, and when switched on, will provide current to the fuel pump so that it may function.
What is the average rating of a fuel pump relay?
Average rating from 198 customers who received a Car is stalling Inspection. The fuel pump relay is an electronic component that is found on virtually all vehicles equipped with an internal combustion engine.
When does the fuel pump turn off in a corvette?
This is also touted as a safety feature, as supposedly the fuel pump will turn off if the engine loses oil pressure. This quote supposedly comes from the 1982 Corvette FSM (Factory Service Manual). The 1984 crossfire injection setup is identical: “The electric fuel pump draws high current, so it is not controlled directly by the ECM.
What causes the fuel pump to stop running?
If the ECM does not receive ignition reference pulses (engine cranking or running) within two seconds, it will shut “OFF” the fuel pump relay, causing the fuel pump to stop.” “As a backup system to the fuel pump relay, the fuel pump can also be turned on by the oil pressure switch. The oil pressure sender has two internal circuits.
What are the symptoms of a fuel pump relay problem?
1. Engine stalls One of the first symptoms of an issue with the fuel pump relay is an engine that suddenly stalls. If the fuel pump relay has an issue while the vehicle is operating it will cut off power to the fuel pump, which will cause the engine to stall.
When does the ECM shut off the fuel pump?
If the engine is not started within two seconds, the ECM will shut the fuel pump off and wait until the engine starts. As soon as the engine is cranked, the ECM will turn the relay on and run the fuel pump”.
