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C1919 VEHICLE SPEED SIGNAL STC-65 < DTC/CIRCUIT DIAGNOSIS > [WITH REAR ACTIVE STEER] C D E F H I J K L M A B STC N O P C1919 VEHICLE SPEED SIGNAL Description INFOID:0000000005549699 The vehicle speed signal is transmitted from ABS actuator and electric unit (control unit) to RAS control unit DTC Logic INFOID:0000000005549700 DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1. DTC REPRODUCTION PROCEDURE With CONSULT-III 1. Turn the ignition switch from OFF to ON. 2. Perform “4WAS(MAIN)/RAS/HICAS” self-diagnosis. Without CONSULT-III 1. Start the engine. 2. Perform the self-diagnosis. Refer to STC-38, "Diagnosis Description" . Is DTC “C1919” or “RAS warning lamp flickering pattern:21” detected? YES >> Proceed to diagnosis procedure. Refer to NO >> INSPECTION END Diagnosis Procedure INFOID:0000000005549701 1. PERFORM ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF-DIAGNOSIS With CONSULT-III Perform “ABS” self-diagnosis. YES >> Check the error system. NO >> GO TO 2. 2. PERFORM SELF-DIAGNOSIS With CONSULT-III Perform “4WAS(MAIN)/RAS/HICAS” self-diagnosis. Is DTC “U1000” or “U1010” detected? YES >> Check the error system. NO >> GO TO 3. 3. PERFORM SELF-DIAGNOSIS With CONSULT-III 1. Turn the ignition switch from OFF to ON. 2. Perform “4WAS(MAIN)/RAS/HICAS” self-diagnosis. Without CONSULT-III 1. Start the engine. 2. Perform the self-diagnosis. Refer to STC-38, "Diagnosis Description" . Is DTC “C1919” or “RAS warning lamp flickering pattern:21” detected? YES >> Replace RAS control unit. Refer to STC-109, "Removal and Installation" NO >> GO TO 4. DTC Display items Malfunction detected condition Possible cause C1919 VEHICLE SPEED SEN Malfunction is detected in vehicle speed signal that is • ABS actuator and elec- tric unit (control unit) • CAN communication line • RAS control unit |