P0462low severityPowertrain
Fuel Level Sensor Circuit Low Input
on 2021 Ford Mustang Mach-E Standard Range Dual Motor AWD · RWD
What this code means
Low voltage from fuel level sensor (stuck on full or empty depending on design).
Symptoms
- Gauge reads empty constantly
- Low fuel warning always on
Common causes
- Short to ground
- Faulty sensor
- Corroded wiring
Diagnostic steps
- Test circuit voltage
- Check for shorts
- Test sensor resistance
Repair notes
Repair or replace sender.
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