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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 36 (Electronically Controlled Brake System (HV) - Diagnostic Codes (06 Of 11)) >> ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for HV Model) >> DTC C110E-14: Brake Booster Motor "A" Supply Voltage Circuit Short to Ground or Open [11/2023 - ] >> Component Operating Range

Component Operating Range

WARNING: This page is about a different variant/trim than selected.
C110F (CASE 1)

All of the following conditions are met A, B, C and D
A. Brake system voltage 1 Higher than 7.3 V
B. MRI1 voltage 5.7 V or more
C. All of the following conditions are met at the ECU status (last IG ON timing final) -
Brake system voltage fail (C12FA, C12FB) Not detected
Brake booster motor fail (C141C, C141D, C141E, C141F) Not detected
Brake pressure control solenoid fail (C14F4, C14FD, C150A, C1510) Not detected
D. All of the following conditions are met at the ECU status (pre main) -
Brake system voltage fail (C121F, C12FA, C12FB) Not detected
Brake booster motor fail (C141C) Not detected
Brake pressure control solenoid fail (C14F3, C14F4, C14FC, C14FD, C1509, C150A, C150F, C1510) Not detected
C110F (CASE 2)

All of the following conditions are met A, B, C, D, E, F and G
A. Brake system voltage 1 Higher than 7.3 V
B. Motor relay input signal permission Off
C. Command to motor relay Off
D. Motor duty output order value 0%
E. MRI1 voltage 5.7 V or more
F. All of the following conditions are met at the ECU status (last IG ON timing final) -
Brake system voltage fail (C12FA, C12FB) Not detected
Brake booster motor fail (C141C, C141D, C141E, C141F) Not detected
Brake pressure control solenoid fail (C14F4, C14FD, C150A, C1510) Not detected
G. All of the following conditions are met at the ECU status (pre main) -
Brake system voltage fail (C121F, C12FA, C12FB) Not detected
Brake booster motor fail (C141C) Not detected
Brake pressure control solenoid fail (C14F3, C14F4, C14FC, C14FD, C1509, C150A, C150F, C1510) Not detected