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Home >> Infiniti >> 2007 >> G35 x >> Repair and Diagnosis >> Steering >> Manual Steering >> Steering Control System (Sedan) >> With 4WAS >> Component Diagnosis >> DTC U1000, U1002: 4WAS Communication Circuit >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

DTC DETECTION LOGIC CHART

DTC Items (CONSULT-III screen terms) Diagnostic item is detected when... Possible cause
U1000 CAN COMM CIRCUIT When 4WAS front control unit is not transmitting or receiving 4WAS communication signal for 2 seconds or more 4WAS communication line (1)/4WAS main control unit/4WAS front control unit error
U1002 SYSTEM COMM (CAN) When 4WAS front control unit is not transmitting or receiving 4WAS communication signal for 2 seconds or less 4WAS communication line (1)/4WAS main control unit/4WAS front control unit error
(1) Communication line between 4WAS front control unit and 4WAS main control unit
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