If you mean the fuel pump relay, it is in the front row on the relay rack, to the extreme left (drivers side in US models.) It is a big white relay. You may download a diagram of Volvo 740 relays from the internet. I always keep a set of spare relays with me because of failure issues due to overheating.
To the left of the driver seat on the floor.
There is a low pressure fuel pump in the gas tank, and a high pressure in-line fuel pump located on the under-carriage beneath the drivers seat
bad head gasket.
The stated gas mileage is; 23 mpg on the highway, 19 mpg in the city. The actual gas mileage is dependent upon the driver and the driving conditions
on my 92 745..one is in the gas tank, the main pump is under the car around where the armrest is
To fix a gas gauge on a 1989 Volvo 740 Turbo, first check the fuse associated with the fuel gauge circuit, as a blown fuse can cause it to malfunction. If the fuse is intact, inspect the fuel sending unit in the tank for corrosion or damage; it may need cleaning or replacement. Additionally, verify the wiring and connectors for any signs of wear or disconnection. If these components are functioning properly, the issue may lie in the gauge itself, which could require repair or replacement.
Either the fuel filter wont let the gas come in or the fuel pump is broken.
up to 60 in its tank
Not really sure which year you're talking about, but I found the mileage of the 1990 model to be 19 city/25 highway.
AnswerWith the engine running, pull fuse #1, the fuel pump fuse. Let the engine run out of gas.
on that model, regardless of the motor type, the main fuel pump is located in the gas tank. Most of the tie you can access it through the trunk, or in a wagon, under the floor panels.
10 gas filters fitted in 95 Volvo