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Home >> Infiniti >> 2007 >> M35 Base >> Repair and Diagnosis >> Steering >> Manual Steering >> Steering Control System >> RAS >> Trouble Diagnosis >> CONSULT-II Function (RAS/HICAS) >> Self-Diag Result Mode >> Display Item List
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Display Item List

CAUTION: When malfunctions are detected in several systems, including the "CAN COMM [U1000]" and "CONTROL UNIT (CAN) [U1010]", inspect the CAN communication system.
ITEM LIST

DTC Diagnostic item Diagnostic item is detected when... Check items
C1923 STEERING ANGLE SEN [NO CHANGE] While driving at 60 km/h (37 MPH) or more, steering angle does not change for a while. INSPECTION 5: STEERING ANGLE SIGNAL MALFUNCTION 
C1924 STEERING ANGLE SEN [NO NEUT STATE] When driving some distance, no neutral signal (ON signal) is input. INSPECTION 5: STEERING ANGLE SIGNAL MALFUNCTION 
C1915 RR ST ANGLE SENSOR [MAIN SIGNAL] The main sensor input signal is malfunctioning for some time against the sensor power supply value. INSPECTION 6: REAR MAIN SIGNAL AND REAR SUB SIGNAL MALFUNCTION 
C1916 RR ST ANGLE SENSOR [SUB SIGNAL] When the main sensor input signal is 2.4 - 2.6 V, the sub sensor input signal is malfunctioning for some time compared to the sensor power supply value. INSPECTION 6: REAR MAIN SIGNAL AND REAR SUB SIGNAL MALFUNCTION 
C1917 RR ST ANGLE SENSOR [OFFSET SIG1] An excessive difference has occurred in the input values of main sensor and sub sensor. INSPECTION 6: REAR MAIN SIGNAL AND REAR SUB SIGNAL MALFUNCTION 
C1918 RR ST ANGLE SENSOR [OFFSET SIG2]
C1914 RR ST ANGLE SENSOR [ABNORMAL VOL] Higher or lower value compared to the standard voltage. INSPECTION 6: REAR MAIN SIGNAL AND REAR SUB SIGNAL MALFUNCTION 
C1921 MOTOR OUTPUT No engine speed is input for a certain time. INSPECTION 8: ENGINE SPEED SIGNAL MALFUNCTION 
C1911 MOTOR VOLTAGE [LOW VOLTAGE] The motor power supply voltage is lower than ignition power supply voltage with RAS motor relay ON. INSPECTION 1: RAS CONTROL UNIT MALFUNCTION 
C1912 MOTOR VOLTAGE [BAD OBSTRCT] The motor power supply voltage is inputting for some time with motor power supply OFF by RAS control unit. INSPECTION 1: RAS CONTROL UNIT MALFUNCTION 
C1913 MOTOR OUTPUT [ABNORMAL SIG] When the motor current value is 10 A or more, actual output is excessively low and the condition continues for some time. INSPECTION 3: RAS MOTOR OUTPUT MALFUNCTION 
C1902 MOTOR OUTPUT [REV CURRENT] The current flows in the opposite direction when the motor current is output. INSPECTION 3: RAS MOTOR OUTPUT MALFUNCTION 
C1903 MOTOR OUTPUT [NO CURRENT] The current flows when the motor current is not output. INSPECTION 3: RAS MOTOR OUTPUT MALFUNCTION 
C1904 MOTOR OUTPUT [OVERCURRENT] The excessive high current flows when the motor current is output. INSPECTION 3: RAS MOTOR OUTPUT MALFUNCTION 
C1910 MOTOR OUTPUT [MOTOR LOCK] When 17 A or more current flows to the motor, the rear wheel steering angle sensor signal does not change for some time. INSPECTION 3: RAS MOTOR OUTPUT MALFUNCTION 
C1919 VEHICLE SPEED SEN [NO SIGNAL] No vehicle speed signal is input for some time. INSPECTION 4: VEHICLE SPEED SIGNAL 
C1900 CONTROL UNIT [ABNORMAL1] Control unit malfunction INSPECTION 1: RAS CONTROL UNIT MALFUNCTION 
C1901 CONTROL UNIT [ABNORMAL2]
C1905 CONTROL UNIT [ABNORMAL3]
C1906 CONTROL UNIT [ABNORMAL5]
C1907 CONTROL UNIT [ABNORMAL4]
C1908 CONTROL UNIT [ABNORMAL7]
C1909 CONTROL UNIT [ABNORMAL6]
C1922 CONTROL UNIT [ABNORMAL8]
C1927 CONTROL UNIT [ABNORMAL5]
C1928 CONTROL UNIT [ABNORMAL9]
C1920 STEERING ANGLE SEN [NO SIGNAL] No steering angle signal is input for some time. INSPECTION 5: STEERING ANGLE SIGNAL MALFUNCTION 
C1926 STEERING ANGLE SEN
  • An unexpected signal is input.
  • Steering angle sensor outputs the malfunction signal.
INSPECTION 5: STEERING ANGLE SIGNAL MALFUNCTION 
C1929 VDC ABS actuator and electric unit (control unit) outputs the malfunction signal. INSPECTION 7: VDC MALFUNCTION 
U1000 CAN COMM CIRCUIT When a RAS control unit is not transmitting or receiving CAN communication signal 2 seconds or more. INSPECTION 8: ENGINE SPEED SIGNAL MALFUNCTION 
U1010 CONTROL UNIT (CAN) When detecting error during the initial diagnosis of CAN controller of RAS control unit. INSPECTION 8: ENGINE SPEED SIGNAL MALFUNCTION