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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 C0597-49: Brake System Control Module "A" Internal Electronic Failure; DTC C12F6-62: Left Front Wheel ABS Hold Solenoid / Right Front Wheel ABS Hold Solenoid Signal Compare Failure; DTC C12F7-62: Left Rear Wheel ABS Hold Solenoid / Right Rear Wheel ABS Hold Solenoid Signal Compare Failure; DTC C13BF-62: Brake Pressure Control Solenoid "A" / "B" Signal Compare Failure [12/2019 - 10/2021] >> Typical Enabling Conditions

Typical Enabling Conditions

WARNING: This page is about a different variant/trim than selected.
C0597 (CASE 1)

Monitor runs whenever the following DTCs are not stored 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
C143B: Brake system voltage solenoid relay stuck
C143C: Brake system voltage open circuit
All of the following conditions are met -
Command to solenoid relay On
Power supply for solenoid Higher than 6 V
+BS voltage Higher than 9.5 V, and less than 17.4 V
C0597 (CASE 2)

Monitor runs whenever the following DTCs are not stored 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
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
Solenoid relay Off
ASIC output permission Off
C0597 (CASE 3)

Monitor runs whenever the following DTCs are not stored 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
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
Solenoid relay On
ASIC output permission Off
Solenoid current output order value 160 mA
Power supply voltage for solenoid 6 V or more
C0597 (CASE 4)

Monitor runs whenever the following DTCs are not stored 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
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
Solenoid relay On
ASIC output permission Off
NO solenoid current output order value 160 mA
NC solenoid output order value On
Power supply voltage for solenoid 6 V or more
C0597 (CASE 5)

Monitor runs whenever the following DTCs are not stored 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
C143B: Brake system voltage solenoid relay stuck
C143C: Brake system voltage open circuit
All of the following conditions are met -
Solenoid relay Off
ASIC output permission Off
ASIC send data NG answer
C12F6

Monitor runs whenever the following DTCs are not stored 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
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
C143B: Brake system voltage solenoid relay stuck
C143C: Brake system voltage open circuit
All of the following conditions are met A, B, C, D, E, F, G and H
A. Command to solenoid relay On
B. Power supply for solenoid 9.5 V or more
C. +BS voltage Less than 17.4 V
D. Following condition is met 0.120 seconds or more
Difference SFRH target current value (0.018 seconds before) and SFRH target current value Less than 0.022 A
E. Following condition is met 0.120 seconds or more
Difference SFLH target current value (0.018 seconds before) and SFLH target current value Less than 0.022 A
F. SFRH target current value SFLH target current value
G. SFRH target current value 0.25 A or more, and 1 A or less
H. SFLH target current value 0.25 A or more, and 1 A or less
C12F7

Monitor runs whenever the following DTCs are not stored 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
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
C143B: Brake system voltage solenoid relay stuck
C143C: Brake system voltage open circuit
All of the following conditions are met A, B, C, D, E, F, G and H
A. Command to solenoid relay On
B. Power supply for solenoid 9.5 V or more
C. +BS voltage Less than 17.4 V
D. Following condition is met 0.120 seconds or more
Difference SRRH target current value (0.018 seconds before) and SRRH target current value Less than 0.022 A
E. Following condition is met 0.120 seconds or more
Difference SRLH target current value (0.018 seconds before) and SRLH target current value Less than 0.022 A
F. SRRH target current value SRLH target current value
G. SRRH target current value 0.25 A or more, and 1 A or less
H. SRLH target current value 0.25 A or more, and 1 A or less
C13BF

Monitor runs whenever the following DTCs are not stored 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
C13C2: SM1 solenoid circuit low
C13C3: SM1 solenoid circuit high
C13CB: SM2 solenoid circuit low
C13CC: SM2 solenoid circuit high
C143B: Brake system voltage solenoid relay stuck
C143C: Brake system voltage open circuit
All of the following conditions are met A, B, C, D, E, F, G and H
A. Command to solenoid relay On
B. Power supply for solenoid 9.5 V or more
C. +BS voltage Less than 17.4 V
D. Following condition is met 0.240 seconds or more
Difference SM1 target current value (0.018 seconds before) and SM1 target current value Less than 0.022 A
E. Following condition is met 0.240 seconds or more
Difference SM2 target current value (0.018 seconds before) and SM2 target current value Less than 0.022 A
F. SM1 target current value SM2 target current value
G. SM1 target current value 0.348 A or more, and 0.568 A or less
H. SM2 target current value 0.348 A or more, and 0.568 A or less