DTC P0460-00: Fuel Level Sensor Circuit Malfunction: 2WD: Outline
WARNING: This page is about a different car, the 2020 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.
P0460:00 (PCM, SKYACTIV-G) DETECTION CONDITION AND POSSIBLE CAUSE - 2WD
| System malfunction location |
Fuel level sensor circuit malfunction |
| Detection condition |
- The PCM monitors the fuel tank level sensor output signal. If the difference between maximum and minimum value of input signal is 25 % or more for 14 s, the PCM determines that there is a fuel level sensor circuit malfunction. Precondition
- The following DTCs are not detected:
- Fuel gauge sender unit: P0462:00 and P0463:00
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| Fail-safe |
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| Possible cause |
- Instrument cluster malfunction
- Incorrectly installed fuel gauge
- Fuel level input signal circuit malfunction
- Fuel gauge sender unit connector or terminals malfunction
- Electrical supply unit (ESU) connector or terminals malfunction
- Short to power supply in any of the following fuel gauge sender unit circuits.
- Short to ground in fuel gauge sender unit signal circuit
- Short circuit in fuel gauge sender unit signal circuit and ground circuit
- Open circuit in any of the following fuel gauge sender unit circuits.
- Fuel gauge sender unit malfunction
- PCM malfunction
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 Courtesy of MAZDA MOTORS CORP.
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