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Home >> Toyota >> 2020 >> Highlander L, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 56 (Engine Control System (T24A-FTS) - Diagnostic Codes (08 Of 11)) >> SFI System >> DTC P12D4-1D: Fuel Pump Control Circuit Current Out of Range [10/2022 - ] >> Description

DTC P12D4-1D: Fuel Pump Control Circuit Current Out of Range [10/2022 - ]: Description

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Refer to DTC P0627-12.

Refer to DESCRIPTION

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Note
P12D4-1D Fuel Pump Control Circuit Current Out of Range When the fuel pump control ECU operation duty ratio is 3 to 65%, overcurrent in the fuel pump circuit is detected for 3 seconds or more (2 trip detection logic).
  • Short in fuel pump control ECU circuit
  • Fuel pump (for low pressure side)
  • Fuel pump (for low pressure side) locked
  • Foreign matter in the fuel
  • Fuel pump control ECU
Comes on SAE Code: P12D4
RELATED DATA LIST

DTC No. Data List
P12D4-1D Fuel Pump Control Duty Ratio