P0463low severityPowertrain
Fuel Level Sensor Circuit High Input
on 2023 BMW i7 M70 Dual Motor AWD · AWD
What this code means
High voltage from fuel level sensor.
Symptoms
- Gauge reads full constantly
- DTE always showing full range
Common causes
- Open circuit
- Disconnected sender
- Corroded connector
Diagnostic steps
- Test circuit voltage
- Check connector
- Test sensor resistance
Repair notes
Repair connection or replace sender.
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