E39 / P0463 00
Read the instructions below then
start the fault diagnostic procedure.
Symptom: D.T.E out or order.
Fuel Level Sensor Circuit, Open/Short to B+
Fault symptom
D.T.E out or order.
On-board diagnosis
Type of diagnosis:
Enable criteria:
| • | Battery voltage must be between 11 - 16 V. |
Fault criteria:
| Voltage on control module input exceeds 3.2 V. |
Dependent:
Fault handling:
| Type III without Check Engine. |
| (See section Fault handling III, "Other emission-related components and functions" for more information.) |
Checking the wiring harness
Move the wiring harness at several spots and in several directions to reveal intermittent breaks and short-circuits. Check switches, connectors and crimp connections for oxidation, retracted pins and pin clamping force.
Diagnostic help
Diagnosis regards:
| Electrical fault in connecting leads or component. |
Functions in the diagnostic tool related to the fault:
| (See also description of readings/activations in diagnostic tool) |
