Back to 1999 BMW 540iT E39

1999 BMW 540IT E39

4.4L V8RWDAUTOMATICgas
Repairs0Labor595Torque2626Fluid7DTC649Battery0Maintenance0Recalls0
P0460low severityPowertrain

Fuel Level Sensor Circuit

on 1999 BMW 540iT E39 4.4L V8 · RWD

What this code means

Malfunction in the fuel level sensor circuit.

Symptoms

  • Check Engine Light
  • Fuel gauge erratic or not working
  • DTE (distance to empty) incorrect

Common causes

  • Faulty fuel level sensor/sending unit
  • Wiring damage
  • Corroded connector
  • Float stuck in fuel tank

Diagnostic steps

  1. Test sensor resistance range
  2. Inspect wiring
  3. Check connector at tank
  4. Monitor sensor reading with scan tool

Repair notes

Replace fuel level sensor/sending unit.

Other Powertrain codes on this vehicle

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