DTC P12D0-13: Fuel Pump Control (All Phase) Circuit Open; DTC P12D1-13: Fuel Pump Control (U Phase) Circuit Open; DTC P12D2-13: Fuel Pump Control (V Phase) Circuit Open; DTC P12D3-13: Fuel Pump Control (W Phase) Circuit Open [03/2023 - ]: Description

2025 Toyota Prius XLE AWDSECTION Description

Refer to DTC P0627-12.

Refer to DTC P0627-12: Fuel Pump "A" Control Circuit Short to Battery [03/2023 - ]

DTC No. Detection Item DTC Detection Condition Trouble Area MIL DTC Output from Priority Note
P12D0-13 Fuel Pump Control (All Phase) Circuit Open When the fuel pump control ECU operation duty ratio is 3 to 65%, an open is detected in the FPU, FPV and FPW circuit for 3 seconds or more (2 trip detection logic).
  • Open in fuel pump control ECU circuit
  • Fuel pump control ECU
  • Fuel pump (for low pressure side)
Comes on Engine A SAE Code: P12D0
P12D1-13 Fuel Pump Control (U Phase) Circuit Open When the fuel pump control ECU operation duty ratio is 3 to 65%, an open is detected in the FPU circuit for 3 seconds or more (2 trip detection logic).
  • Open in fuel pump control ECU circuit
  • Fuel pump control ECU
  • Fuel pump (for low pressure side)
Comes on Engine A SAE Code: P12D1
P12D2-13 Fuel Pump Control (V Phase) Circuit Open When the fuel pump control ECU operation duty ratio is 3 to 65%, an open is detected in the FPV circuit for 3 seconds or more (2 trip detection logic).
  • Open in fuel pump control ECU circuit
  • Fuel pump control ECU
  • Fuel pump (for low pressure side)
Comes on Engine A SAE Code: P12D2
P12D3-13 Fuel Pump Control (W Phase) Circuit Open When the fuel pump control ECU operation duty ratio is 3 to 65%, an open is detected in the FPW circuit for 3 seconds or more (2 trip detection logic).
  • Open in fuel pump control ECU circuit
  • Fuel pump control ECU
  • Fuel pump (for low pressure side)
Comes on Engine A SAE Code: P12D3
RELATED DATA LIST

DTC No. Data List
P12D0-13
P12D1-13
P12D2-13
P12D3-13
Fuel Pump Control Duty Ratio
RENDER: 1.0x

NO RELATED

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Stop DIY work and contact a certified mechanic immediately if any of the following apply:

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