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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 34 (Electronically Controlled Brake System (HV) - Diagnostic Codes (05 Of 11)) >> ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for HV Model) >> DTC C0573-2A: Brake Pressure Sensor "C" Signal Stuck In Range [10/2021 - ] >> Typical Enabling Conditions

Typical Enabling Conditions

WARNING: This page is about a different variant/trim than selected.
Monitor runs whenever the following DTCs are not stored C0573 (Case 2): Accumulator pressure sensor internal malfunction
C0573 (Case 3): Accumulator pressure sensor invalid data
C0573 (Case 4): Accumulator pressure sensor lost communication
C05A1 (Case 1): Servo pressure sensor lost communication
C05A1 (Case 2): Servo pressure sensor internal malfunction
C05A1 (Case 3): Servo pressure sensor invalid data
C05A2: Servo pressure sensor exceeded learning limit
C110F: Brake system voltage circuit low
C140F: Brake booster motor circuit open
C141C (Case 1): Brake booster motor relay output shorted high
C141C (Case 2): Brake booster motor freewheeling MOS output shorted high
C141C (Case 3 to 10): Brake booster motor gate voltage output functional
C141D: Brake booster motor open circuit
C141E: Brake booster motor circuit high
C1498: Servo pressure sensor voltage circuit low
C1499: Servo pressure sensor voltage circuit high
C149E: Accumulator pressure sensor voltage circuit low
C149F: Accumulator pressure sensor voltage circuit high
C14C4: Servo pressure sensor intermittent/erratic
C14CA: Brake system voltage open circuit
C14D3: Accumulator pressure sensor intermittent/erratic
All of the following conditions are met -
Brake booster pressure sensor fail Not detected
Brake booster motor control circuit fail Not detected
ABS/TRAC/VSC Off
Brake booster pressure 16.2 MPa (165.2 kgf/cm2 , 2349 psi) or more
Brake booster motor request Off
Hydraulic used by brake booster 15 cc (0.9 cu.in.) or more
Change of brake booster pressure Less than 0.12 MPa (1.2 kgf/cm2 , 17 psi)
Servo pressure sensor fail Not detected