DSD Information System
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 - ] >> Monitor Strategy

Monitor Strategy

WARNING: This page is about a different variant/trim than selected.
Related DTCs C052B: 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
Required Sensors/Components (Main) No. 2 skid control ECU (brake actuator assembly)
Required Sensors/Components (Related) -
Frequency of Operation Continuous
Duration 0.006 seconds: C052C (Case 4)
0.054 seconds: C052B (Case 25 and 26)
0.12 seconds: C052B (Case 16, 17, 19, 20, 22 and 23), C052C (Case 3) and C052E (Case 12, 13, 14, 15, 16 and 17)
1.002 seconds: C055B
2 seconds: C052D (Case 6)
2.004 seconds: C052E (Case 11)
4 seconds: C052D (Case 5) and C052E (Case 10)
4.002 seconds: C052B (Case 18, 21 and 24) and C052D (Case 7 and 8)
MIL Operation Immediately
Sequence of Operation None