Checking Floats And Wiring

Check that the floats for the fuel levels sensors have not stuck.

Check the cable inside the fuel tank between the two sensors. Check for a short-circuit to supply voltage. Check for a short-circuit to ground. Check for an open-circuit.

Remedy as necessary.

Other information: 

• For further information about signals and other values, see SIGNAL SPECIFICATION
• To access or replace the fuel level sensor (left-hand side), see LEVEL SENSOR, FUEL TANK, RIGHT-HAND/FUEL TANK, REPLACING
• To access or replace the fuel level sensor (right-hand side), see LEVEL SENSOR, FUEL TANK, RIGHT-HAND/FUEL TANK, REPLACING
• see CHECKING WIRING AND TERMINALS .

Fig 1: Identifying Ohmmeter

Courtesy of VOLVO CARS CORPORATION

Fig 2: Identifying Floats, Fuel Level Sensors, And Wiring

Courtesy of VOLVO CARS CORPORATION