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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 135 (Electronically Controlled Brake System (HV) - Diagnostic Codes (09 Of 11)) >> ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for HV Model) >> DTC C13D9-09: Brake Pressure Too Low (Brake Booster) Component Failure; DTC C14EC-00: Brake Pressure Control solenoid "C" [12/2019 - 11/2023] >> Monitor Strategy

Monitor Strategy

WARNING: This page is about a different variant/trim than selected.
Related DTCs C13D9: Brake pressure control solenoid pressure too low
C14EE: Brake pressure control solenoid "C" stuck on
Required Sensors/Components (Main) No. 2 skid control ECU (brake actuator assembly)
Brake actuator (brake booster with master cylinder assembly)
Required Sensors/Components (Related) Stop light switch assembly
No. 2 skid control ECU (brake actuator assembly)
Brake actuator (brake booster with master cylinder assembly)
Frequency of Operation Continuous
Duration 0.36 seconds: C13D9 (Case 1-2)
0.72 seconds: C13D9 (Case 1-1)
0.972 seconds: C14EE
MIL Operation Immediately
Sequence of Operation None
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