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Home >> Toyota >> 2020 >> Corolla L >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 164 (Engine Control System (M20A-FKS) - Diagnostic Codes (P0627-P106A)) >> SFI System >> DTC P064A-49: Fuel Pump Control Module Internal Electronic Failure [03/2019 - ] >> Monitor Description

Monitor Description

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The fuel pump control ECU has a self-diagnosis function. If there is an internal malfunction, the fuel pump control ECU sends a malfunction signal to the ECM via the FPC drive circuit.

Based on the signal, the ECM judges that there is a malfunction in the fuel pump control ECU stores a DTC.

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory Note
P064A-49 Fuel Pump Control Module Internal Electronic Failure When the fuel pump control ECU operation duty ratio is 3 to 65%, there is an internal malfunction in the fuel pump control ECU for 3 seconds or more (2 trip detection logic: except Mexico Models, 1 trip detection logic: for Mexico Models). Fuel pump control ECU
  • Except Mexico Models: Comes on
  • For Mexico Models: Does not come on
DTC stored
  • SAE Code: P064A
  • DTC for Mexico Models: Applies