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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 136 (Electronically Controlled Brake System (HV) - Diagnostic Codes (04 Of 11)) >> ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for HV Model) >> DTC C052C-14: ABS Pump Motor Control Circuit Short to Ground or Open; DTC C052C-16: ABS Pump Motor Control Circuit Voltage Below Threshold; DTC C052C-17: ABS Pump Motor Control Circuit Voltage Above Threshold; DTC C052C-29: ABS Pump Motor Control Signal Invalid; DTC C052C-49: ABS Pump Motor Control Internal Electronic Failure; DTC C052F-14: ABS Pump Motor Supply Voltage Circuit Short to Ground or Open [11/2023 - ] >> Typical Enabling Conditions

Typical Enabling Conditions

WARNING: This page is about a different variant/trim than selected.
C052B (CASE 16)

Monitor runs whenever the following DTCs are not stored C052B (Case 17 to 26): ABS pump motor performance
C052C: ABS pump motor duty output diagnosis
C052D: ABS pump motor circuit high
C052E: ABS pump motor open circuit
C055B: ABS pump motor voltage circuit low
C0597 (Case 1): ABS hold solenoid circuit stuck
C0597 (Case 2 to 5): ABS hold solenoid performance
C12A7: ABS hold solenoid (FL) circuit low
C12A8: ABS hold solenoid (FL) circuit high
C12B2: ABS release solenoid (FL) circuit low
C12B3: ABS release solenoid (FL) circuit high
C12BD: ABS hold solenoid (FR) circuit low
C12BE: ABS hold solenoid (FR) circuit high
C12C8: ABS release solenoid (FR) circuit low
C12C9: ABS release solenoid (FR) circuit high
C12D3: ABS hold solenoid (RL) circuit low
C12D4: ABS hold solenoid (RL) circuit high
C12DE: ABS release solenoid (RL) circuit low
C12DF: ABS release solenoid (RL) circuit high
C12E9: ABS hold solenoid (RR) circuit low
C12EA: ABS hold solenoid (RR) circuit high
C12F4: ABS release solenoid (RR) circuit low
C12F5: ABS release solenoid (RR) circuit high
C12F6: ABS hold solenoid other functional
C12F7: ABS hold solenoid other functional
C137C: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
C13BF: SM solenoid other functional
C13C2: SM1 solenoid circuit low
C13C3: SM1 solenoid circuit high
C13CB: SM2 solenoid circuit low
C13CC: SM2 solenoid circuit high
C1427: ABS pump motor stuck
C143B: Brake system voltage solenoid relay stuck
C143C: Brake system voltage open circuit
Both of the following conditions are met -
+BS voltage 9.5 V or more, and 17.4 V or less
Command to reverse battery protection MOS On
C052B (CASE 17)

Monitor runs whenever the following DTCs are not stored C052B (Case 16 and 18 to 26): ABS pump motor performance
C052C: ABS pump motor duty output diagnosis
C052D: ABS pump motor circuit high
C052E: ABS pump motor open circuit
C055B: ABS pump motor voltage circuit low
C0597 (Case 1): ABS hold solenoid circuit stuck
C0597 (Case 2 to 5): ABS hold solenoid performance
C12A7: ABS hold solenoid (FL) circuit low
C12A8: ABS hold solenoid (FL) circuit high
C12B2: ABS release solenoid (FL) circuit low
C12B3: ABS release solenoid (FL) circuit high
C12BD: ABS hold solenoid (FR) circuit low
C12BE: ABS hold solenoid (FR) circuit high
C12C8: ABS release solenoid (FR) circuit low
C12C9: ABS release solenoid (FR) circuit high
C12D3: ABS hold solenoid (RL) circuit low
C12D4: ABS hold solenoid (RL) circuit high
C12DE: ABS release solenoid (RL) circuit low
C12DF: ABS release solenoid (RL) circuit high
C12E9: ABS hold solenoid (RR) circuit low
C12EA: ABS hold solenoid (RR) circuit high
C12F4: ABS release solenoid (RR) circuit low
C12F5: ABS release solenoid (RR) circuit high
C12F6: ABS hold solenoid other functional
C12F7: ABS hold solenoid other functional
C137C: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
C13BF: SM solenoid other functional
C13C2: SM1 solenoid circuit low
C13C3: SM1 solenoid circuit high
C13CB: SM2 solenoid circuit low
C13CC: SM2 solenoid circuit high
C1427: ABS pump motor stuck
C143B: Brake system voltage solenoid relay stuck
C143C: Brake system voltage open circuit
All of the following conditions are met -
+BS voltage 9.5 V or more, and 17.4 V or less
Motor circuit current Less than 264 A
Freewheeling MOS overcurrent signal Off
Motor duty output order value 100%
C052B (CASE 18 AND 23)

Monitor runs whenever the following DTCs are not stored C052B (Case 16, 17, 25 and 26): ABS pump motor performance
C052C: ABS pump motor duty output diagnosis
C052D: ABS pump motor circuit high
C052E: ABS pump motor open circuit
C055B: ABS pump motor voltage circuit low
C137C: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
All of the following conditions are met -
+BS voltage 9.5 V or more, and 17.4 V or less
+BM voltage 6 V or more
Motor relay input signal permission Off
Command to motor relay Off
Motor duty output order value 0%
Command to reverse battery protection MOS Off
Command to freewheeling MOS Off
Command to motor fail-safe relay Off
C052B (CASE 19)

Monitor runs whenever the following DTCs are not stored C052B (Case 16, 17, 25 and 26): ABS pump motor performance
C052C: ABS pump motor duty output diagnosis
C052D: ABS pump motor circuit high
C052E: ABS pump motor open circuit
C055B: ABS pump motor voltage circuit low
C137C: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
All of the following conditions are met -
+BS voltage 9.5 V or more, and 17.4 V or less
+BM voltage 6 V or more
Motor relay input signal permission On
Command to motor relay Off
Motor duty output order value 0%
Command to reverse battery protection MOS Off
Command to freewheeling MOS On
Command to motor fail-safe relay Off
C052B (CASE 20)

Monitor runs whenever the following DTCs are not stored C052B (Case 16, 17, 25 and 26): ABS pump motor performance
C052C: ABS pump motor duty output diagnosis
C052D: ABS pump motor circuit high
C052E: ABS pump motor open circuit
C055B: ABS pump motor voltage circuit low
C137C: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
All of the following conditions are met -
+BS voltage 9.5 V or more, and 17.4 V or less
+BM voltage 6 V or more
Motor relay input signal permission On
Command to motor relay On
Motor duty output order value 100%
Command to reverse battery protection MOS Off
Command to freewheeling MOS Off
Command to motor fail-safe relay Off
C052B (CASE 21)

Monitor runs whenever the following DTCs are not stored C052B (Case 16, 17, 25 and 26): ABS pump motor performance
C052C: ABS pump motor duty output diagnosis
C052D: ABS pump motor circuit high
C052E: ABS pump motor open circuit
C055B: ABS pump motor voltage circuit low
C137C: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
All of the following conditions are met -
+BS voltage 9.5 V or more, and 17.4 V or less
+BM voltage 6 V or more
Motor relay input signal permission Off
Command to motor relay On
Motor duty output order value 100%
Command to reverse battery protection MOS Off
Command to freewheeling MOS Off
Command to motor fail-safe relay Off
C052B (CASE 22)

Monitor runs whenever the following DTCs are not stored C052B (Case 16, 17, 25 and 26): ABS pump motor performance
C052C: ABS pump motor duty output diagnosis
C052D: ABS pump motor circuit high
C052E: ABS pump motor open circuit
C055B: ABS pump motor voltage circuit low
C137C: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
All of the following conditions are met -
+BS voltage 9.5 V or more, and 17.4 V or less
+BM voltage 6 V or more
Motor relay input signal permission Off
Command to motor relay Off
Motor duty output order value 0%
Command to reverse battery protection MOS On
Command to freewheeling MOS Off
Command to motor fail-safe relay Off
C052B (CASE 24)

Monitor runs whenever the following DTCs are not stored C052B (Case 16, 17, 25 and 26): ABS pump motor performance
C052C: ABS pump motor duty output diagnosis
C052D: ABS pump motor circuit high
C052E: ABS pump motor open circuit
C055B: ABS pump motor voltage circuit low
C137C: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
All of the following conditions are met -
+BS voltage 17.4 V or less
+BM voltage 6 V or more
Motor relay input signal permission On
Command to motor relay On
Motor duty output order value 0%
Command to reverse battery protection MOS Off
Command to freewheeling MOS Off
Command to motor fail-safe relay Off
ASIC output permission Off
C052B (CASE 25)

Monitor runs whenever the following DTCs are not stored C052B (Case 16 to 24 and 26): ABS pump motor performance
C052C: ABS pump motor duty output diagnosis
C052D: ABS pump motor circuit high
C052E: ABS pump motor open circuit
C055B: ABS pump motor voltage circuit low
C0597 (Case 1): ABS hold solenoid circuit stuck
C0597 (Case 2 to 5): ABS hold solenoid performance
C12A7: ABS hold solenoid (FL) circuit low
C12A8: ABS hold solenoid (FL) circuit high
C12B2: ABS release solenoid (FL) circuit low
C12B3: ABS release solenoid (FL) circuit high
C12BD: ABS hold solenoid (FR) circuit low
C12BE: ABS hold solenoid (FR) circuit high
C12C8: ABS release solenoid (FR) circuit low
C12C9: ABS release solenoid (FR) circuit high
C12D3: ABS hold solenoid (RL) circuit low
C12D4: ABS hold solenoid (RL) circuit high
C12DE: ABS release solenoid (RL) circuit low
C12DF: ABS release solenoid (RL) circuit high
C12E9: ABS hold solenoid (RR) circuit low
C12EA: ABS hold solenoid (RR) circuit high
C12F4: ABS release solenoid (RR) circuit low
C12F5: ABS release solenoid (RR) circuit high
C12F6: ABS hold solenoid other functional
C12F7: ABS hold solenoid other functional
C137C: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
C13BF: SM solenoid other functional
C13C2: SM1 solenoid circuit low
C13C3: SM1 solenoid circuit high
C13CB: SM2 solenoid circuit low
C13CC: SM2 solenoid circuit high
C1427: ABS pump motor stuck
C143B: Brake system voltage solenoid relay stuck
C143C: Brake system voltage open circuit
All of the following conditions are met -
+BS voltage 9.5 V or more, and 17.4 V or less
Command to motor relay On
History of motor power supply voltage drop Off
C052B (CASE 26)

Monitor runs whenever the following DTCs are not stored C052B (Case 16 to 25): ABS pump motor performance
C052C: ABS pump motor duty output diagnosis
C052D: ABS pump motor circuit high
C052E: ABS pump motor open circuit
C055B: ABS pump motor voltage circuit low
C137C: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
C052C (CASE 3)

Monitor runs whenever the following DTCs are not stored C052B: ABS pump motor performance
C052C (Case 4): ABS pump motor duty output diagnosis
C052D: ABS pump motor circuit high
C052E: ABS pump motor open circuit
C055B: ABS pump motor voltage circuit low
C0597 (Case 1): ABS hold solenoid circuit stuck
C0597 (Case 2 to 5): ABS hold solenoid performance
C12A7: ABS hold solenoid (FL) circuit low
C12A8: ABS hold solenoid (FL) circuit high
C12B2: ABS release solenoid (FL) circuit low
C12B3: ABS release solenoid (FL) circuit high
C12BD: ABS hold solenoid (FR) circuit low
C12BE: ABS hold solenoid (FR) circuit high
C12C8: ABS release solenoid (FR) circuit low
C12C9: ABS release solenoid (FR) circuit high
C12D3: ABS hold solenoid (RL) circuit low
C12D4: ABS hold solenoid (RL) circuit high
C12DE: ABS release solenoid (RL) circuit low
C12DF: ABS release solenoid (RL) circuit high
C12E9: ABS hold solenoid (RR) circuit low
C12EA: ABS hold solenoid (RR) circuit high
C12F4: ABS release solenoid (RR) circuit low
C12F5: ABS release solenoid (RR) circuit high
C12F6: ABS hold solenoid other functional
C12F7: ABS hold solenoid other functional
C137C: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
C13BF: SM solenoid other functional
C13C2: SM1 solenoid circuit low
C13C3: SM1 solenoid circuit high
C13CB: SM2 solenoid circuit low
C13CC: SM2 solenoid circuit high
C1427: ABS pump motor stuck
C143B: Brake system voltage solenoid relay stuck
C143C: Brake system voltage open circuit
All of the following conditions are met A, B, C and D
A. +BS voltage 9.5 V or more, and 17.4 V or less
B. Command to motor fail-safe relay On
C. Command to reverse battery protection MOS On
D. Following condition is met 0.072 seconds or more
Motor duty output order value Higher than 70%, and less than 100%
C052C (CASE 4)

Monitor runs whenever the following DTCs are not stored C052B: ABS pump motor performance
C052C (Case 3): ABS pump motor duty output diagnosis
C052D: ABS pump motor circuit high
C052E: ABS pump motor open circuit
C055B: ABS pump motor voltage circuit low
C137C: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
All of the following conditions are met -
+BS voltage 9.5 V or more, and 17.4 V or less
+BM voltage 6 V or more
Motor relay input signal permission Off
Command to motor relay On
Motor duty output order value 50%
Command to reverse battery protection MOS Off
Command to freewheeling MOS Off
Command to motor fail-safe relay Off
C052D (CASE 5)

Monitor runs whenever the following DTCs are not stored C052B: ABS pump motor performance
C052C: ABS pump motor duty output diagnosis
C052D (Case 6 to 8): ABS pump motor circuit high
C052E: ABS pump motor open circuit
C055B: ABS pump motor voltage circuit low
C0597 (Case 1): ABS hold solenoid circuit stuck
C0597 (Case 2 to 5): ABS hold solenoid performance
C12A7: ABS hold solenoid (FL) circuit low
C12A8: ABS hold solenoid (FL) circuit high
C12B2: ABS release solenoid (FL) circuit low
C12B3: ABS release solenoid (FL) circuit high
C12BD: ABS hold solenoid (FR) circuit low
C12BE: ABS hold solenoid (FR) circuit high
C12C8: ABS release solenoid (FR) circuit low
C12C9: ABS release solenoid (FR) circuit high
C12D3: ABS hold solenoid (RL) circuit low
C12D4: ABS hold solenoid (RL) circuit high
C12DE: ABS release solenoid (RL) circuit low
C12DF: ABS release solenoid (RL) circuit high
C12E9: ABS hold solenoid (RR) circuit low
C12EA: ABS hold solenoid (RR) circuit high
C12F4: ABS release solenoid (RR) circuit low
C12F5: ABS release solenoid (RR) circuit high
C12F6: ABS hold solenoid other functional
C12F7: ABS hold solenoid other functional
C137C: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
C13BF: SM solenoid other functional
C13C2: SM1 solenoid circuit low
C13C3: SM1 solenoid circuit high
C13CB: SM2 solenoid circuit low
C13CC: SM2 solenoid circuit high
C1427: ABS pump motor stuck
C143B: Brake system voltage solenoid relay stuck
C143C: Brake system voltage open circuit
All of the following conditions are met -
+BS voltage 9.5 V or more, and 17.4 V or less
Motor stop state On
Command to motor fail-safe relay On
C052D (CASE 6)

Monitor runs whenever the following DTCs are not stored C052B: ABS pump motor performance
C052C: ABS pump motor duty output diagnosis
C052D (Case 5, 7 and 8): ABS pump motor circuit high
C052E: ABS pump motor open circuit
C055B: ABS pump motor voltage circuit low
C137C: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
Both of the following conditions are met -
+BS voltage 9.5 V or more, and 17.4 V or less
Command to motor fail-safe relay Off
C052D (CASE 7 AND 8)

Monitor runs whenever the following DTCs are not stored C052B: ABS pump motor performance
C052C: ABS pump motor duty output diagnosis
C052D (Case 5 and 6): ABS pump motor circuit high
C052E: ABS pump motor open circuit
C055B: ABS pump motor voltage circuit low
C137C: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
All of the following conditions are met -
+BS voltage 9.5 V or more, and 17.4 V or less
+BM voltage 6 V or more
Motor relay input signal permission Off
Command to motor relay Off
Motor duty output order value 0%
Command to reverse battery protection MOS Off
Command to freewheeling MOS Off
Command to motor fail-safe relay Off
C052E (CASE 10)

Monitor runs whenever the following DTCs are not stored C052B: ABS pump motor performance
C052C: ABS pump motor duty output diagnosis
C052D: ABS pump motor circuit high
C052E (Case 11 to 17): ABS pump motor open circuit
C055B: ABS pump motor voltage circuit low
C0597 (Case 1): ABS hold solenoid circuit stuck
C0597 (Case 2 to 5): ABS hold solenoid performance
C12A7: ABS hold solenoid (FL) circuit low
C12A8: ABS hold solenoid (FL) circuit high
C12B2: ABS release solenoid (FL) circuit low
C12B3: ABS release solenoid (FL) circuit high
C12BD: ABS hold solenoid (FR) circuit low
C12BE: ABS hold solenoid (FR) circuit high
C12C8: ABS release solenoid (FR) circuit low
C12C9: ABS release solenoid (FR) circuit high
C12D3: ABS hold solenoid (RL) circuit low
C12D4: ABS hold solenoid (RL) circuit high
C12DE: ABS release solenoid (RL) circuit low
C12DF: ABS release solenoid (RL) circuit high
C12E9: ABS hold solenoid (RR) circuit low
C12EA: ABS hold solenoid (RR) circuit high
C12F4: ABS release solenoid (RR) circuit low
C12F5: ABS release solenoid (RR) circuit high
C12F6: ABS hold solenoid other functional
C12F7: ABS hold solenoid other functional
C137C: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
C13BF: SM solenoid other functional
C13C2: SM1 solenoid circuit low
C13C3: SM1 solenoid circuit high
C13CB: SM2 solenoid circuit low
C13CC: SM2 solenoid circuit high
C1427: ABS pump motor stuck
C143B: Brake system voltage solenoid relay stuck
C143C: Brake system voltage open circuit
Both of the following conditions are met -
+BS voltage 9.5 V or more, and 17.4 V or less
Motor stop state On
C052E (CASE 11)

Monitor runs whenever the following DTCs are not stored C052B: ABS pump motor performance
C052C: ABS pump motor duty output diagnosis
C052D: ABS pump motor circuit high
C052E (Case 10 and 15): ABS pump motor open circuit
C055B: ABS pump motor voltage circuit low
C137C: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
All of the following conditions are met -
+BS voltage 9.5 V or more, and 17.4 V or less
+BM voltage 6 V or more
Motor relay input signal permission Off
Command to motor relay Off
Motor duty output order value 0%
Command to reverse battery protection MOS Off
Command to freewheeling MOS Off
Command to motor fail-safe relay On
C052E (CASE 12)

Monitor runs whenever the following DTCs are not stored C052B: ABS pump motor performance
C052C: ABS pump motor duty output diagnosis
C052D: ABS pump motor circuit high
C052E (Case 10 and 15): ABS pump motor open circuit
C055B: ABS pump motor voltage circuit low
C137C: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
All of the following conditions are met -
+BS voltage 9.5 V or more, and 17.4 V or less
+BM voltage 6 V or more
Motor relay input signal permission On
Command to motor relay Off
Motor duty output order value 0%
Command to reverse battery protection MOS Off
Command to freewheeling MOS On
Command to motor fail-safe relay Off
C052E (CASE 13)

Monitor runs whenever the following DTCs are not stored C052B: ABS pump motor performance
C052C: ABS pump motor duty output diagnosis
C052D: ABS pump motor circuit high
C052E (Case 10 and 15): ABS pump motor open circuit
C055B: ABS pump motor voltage circuit low
C137C: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
All of the following conditions are met -
+BS voltage 9.5 V or more, and 17.4 V or less
+BM voltage 6 V or more
Motor relay input signal permission Off
Command to motor relay Off
Motor duty output order value 0%
Command to reverse battery protection MOS On
Command to freewheeling MOS Off
Command to motor fail-safe relay Off
C052E (CASE 14)

Monitor runs whenever the following DTCs are not stored C052B: ABS pump motor performance
C052C: ABS pump motor duty output diagnosis
C052D: ABS pump motor circuit high
C052E (Case 10 and 15): ABS pump motor open circuit
C055B: ABS pump motor voltage circuit low
C137C: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
All of the following conditions are met -
+BS voltage 9.5 V or more, and 17.4 V or less
+BM voltage 6 V or more
Motor relay input signal permission Off
Command to motor relay Off
Motor duty output order value 0%
Command to reverse battery protection MOS Off
Command to freewheeling MOS Off
Command to motor fail-safe relay Off
C052E (CASE 15)

Monitor runs whenever the following DTCs are not stored C052B: ABS pump motor performance
C052C: ABS pump motor duty output diagnosis
C052D: ABS pump motor circuit high
C052E (Case 10 to 14, 16 and 17): ABS pump motor open circuit
C055B: ABS pump motor voltage circuit low
C0597 (Case 1): ABS hold solenoid circuit stuck
C0597 (Case 2 to 5): ABS hold solenoid performance
C12A7: ABS hold solenoid (FL) circuit low
C12A8: ABS hold solenoid (FL) circuit high
C12B2: ABS release solenoid (FL) circuit low
C12B3: ABS release solenoid (FL) circuit high
C12BD: ABS hold solenoid (FR) circuit low
C12BE: ABS hold solenoid (FR) circuit high
C12C8: ABS release solenoid (FR) circuit low
C12C9: ABS release solenoid (FR) circuit high
C12D3: ABS hold solenoid (RL) circuit low
C12D4: ABS hold solenoid (RL) circuit high
C12DE: ABS release solenoid (RL) circuit low
C12DF: ABS release solenoid (RL) circuit high
C12E9: ABS hold solenoid (RR) circuit low
C12EA: ABS hold solenoid (RR) circuit high
C12F4: ABS release solenoid (RR) circuit low
C12F5: ABS release solenoid (RR) circuit high
C12F6: ABS hold solenoid other functional
C12F7: ABS hold solenoid other functional
C137C: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
C13BF: SM solenoid other functional
C13C2: SM1 solenoid circuit low
C13C3: SM1 solenoid circuit high
C13CB: SM2 solenoid circuit low
C13CC: SM2 solenoid circuit high
C1427: ABS pump motor stuck
C143B: Brake system voltage solenoid relay stuck
C143C: Brake system voltage open circuit
All of the following conditions are met -
+BS voltage 9.5 V or more, and 17.4 V or less
Command to motor fail-safe relay On
Motor duty output order value 100%
C052E (CASE 16)

Monitor runs whenever the following DTCs are not stored C052B: ABS pump motor performance
C052C: ABS pump motor duty output diagnosis
C052D: ABS pump motor circuit high
C052E (Case 10 and 15): ABS pump motor open circuit
C055B: ABS pump motor voltage circuit low
C137C: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
All of the following conditions are met -
+BS voltage 9.5 V or more, and 17.4 V or less
+BM voltage 6 V or more
Motor relay input signal permission On
Command to motor relay On
Motor duty output order value 100%
Command to reverse battery protection MOS Off
Command to freewheeling MOS Off
Command to motor fail-safe relay Off
C052E (CASE 17)

Monitor runs whenever the following DTCs are not stored C052B (ABS pump motor performance)
C052C: ABS pump motor duty output diagnosis
C052D (ABS pump motor circuit high)
C052E (Case 10 and 15): ABS pump motor open circuit
C055B (ABS pump motor voltage circuit low)
C137C: Brake system voltage input out of range low
C137D: Brake system voltage input out of range high
All of the following conditions are met -
+BS voltage 9.5 V or more, and 17.4 V or less
+BM voltage 6 V or more
Motor relay input signal permission On
Command to motor relay On
Motor duty output order value 90%
Command to reverse battery protection MOS On
Command to freewheeling MOS On
Command to motor fail-safe relay Off
C055B (CASE 1)

Monitor runs whenever the following DTCs are not stored C137C: Brake system voltage input out of range low
+BS voltage 9.5 V or more
C055B (CASE 2)

Monitor runs whenever the following DTCs are not stored None
All of the following conditions are met -
+BS voltage 9.5 V or more
Motor relay input signal permission Off
Command to motor relay Off
Motor duty output order value 0%
Command to reverse battery protection MOS Off
Command to freewheeling MOS Off
Command to motor fail-safe relay Off