Toyota Corolla Cross: ABS Pump Motor Control Internal Electronic Failure (C052C49)
DESCRIPTION
The ABS motor relay and pump motor are built into the brake
actuator assembly.
If the skid control ECU (brake actuator assembly) detects a
malfunction in the drive circuit of the pump motor, this DTC is stored.
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DTC No.
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Detection Item
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DTC Detection Condition
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Trouble Area
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C052C49
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ABS Pump Motor Control Internal Electronic Failure
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- The skid control ECU (brake actuator assembly) detects a malfunction
in the pump motor circuit.
- When the system has started, a short to +B is detected during
the ABS motor drive circuit self test.
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Skid control ECU (brake actuator assembly)
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PROCEDURE
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1.
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REPLACE BRAKE ACTUATOR ASSEMBLY
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READ NEXT:
DESCRIPTION
The master cylinder pressure sensor is connected to the skid
control ECU in the brake actuator assembly.
DTC No.
Detection Item
DTC Detection Conditi
DESCRIPTION
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
C055595
Left Front Wheel Speed Sensor Incorrect Compone
DESCRIPTION
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
C055695
Right Front Wheel Speed Sensor Incorrect Compon
SEE MORE:
INSPECTION PROCEDURE 1. INSPECT FUEL PUMP
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection Specified Condition
U - V 0.05 to 3.0 Ω
V - W 0.05 to 3.0 Ω
U - W 0.05 to 3.0 Ω
If th
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