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DTC B1048-7B: Brake Fluid Level Switch Low Fluid Level [07/2015 - ]: Contents

DTC No. Detection Item DTC Detection Condition Warning Indicate Memory Fail-safe Operation Note
B10487B Brake Fluid Level Switch low fluid level Brake fluid level sensor circuit malfunction Not applicable DTC Stored Not applicable
  • Drive cycle: Not applicable
  • Self test type: ODDTC self test
Description Brake fluid level sensor circuit malfunction
Detection condition
  • Main body ECU detected that the brake fluid level is less than MIN with the ignition switched ON (engine off or on)
Fail-safe Not applicable
Possible cause
  • Insufficient brake fluid level
  • Brake fluid level sensor connector or terminal malfunction
  • Main body ECU connector or terminal malfunction
  • Short to ground in wiring harness between brake fluid level sensor terminal A31-2 and main body ECU terminal A1-21
  • Brake fluid level sensor malfunction
  • Main body ECU malfunction