Vehicle Speed Sensor (ABS)

Vehicle Speed Sensor (ABS)

DIAGNOSTIC PROCEDURE
1. CHECK DTC WITH ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
Perform self-diagnosis with ABS actuator and electric unit (control unit). Refer to BRC-64, "SELF-DIAGNOSIS" (without HDC/HSA) or BRC-116, "SELF-DIAGNOSIS" (with HDC/HSA).
Displaying & Reading Trouble Codes
Displaying & Reading Trouble Codes
Is any malfunction detected by self-diagnosis?
YES >> Check the malfunctioning system.
NO >> GO TO 2.

2. CHECK TRANSFER CONTROL UNIT
Check transfer control unit input/output signal. Refer to "Transfer Control Unit Input/Output Signal Reference Values".
OK or NG
OK >> GO TO 3.
NG >> Check transfer control unit pin terminals for damage or loose connection with harness connector.
If any items are damaged, repair or replace damaged parts.

3. CHECK DTC
Perform the self-diagnosis, after driving a vehicle for a while.
OK or NG
OK >> Inspection End.
NG >> Perform self-diagnosis with ABS actuator and electric unit (control unit). Refer to BRC-64, "SELF DIAGNOSIS" (without HDC/HSA) or BRC-116, "SELF-DIAGNOSIS" (with HDC/HSA).
Displaying & Reading Trouble Codes
Displaying & Reading Trouble Codes