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CCS-496 < DTC/CIRCUIT DIAGNOSIS > [LDW & LDP] LDW SWITCH CIRCUIT LDW SWITCH CIRCUIT Component Function Check INFOID:0000000005502114 1. CHECK LDW SWITCH SIGNAL BY CONSULT-III CONSULT-III DATA MONITOR 1. Turn the ignition switch ON. 2. Select “LDW SW” of “LANE CAMERA” data monitor item. 3. With operating the LDW switch, check the monitor status. Is the item status normal? YES >> LDW switch circuit is normal. NO >> Refer to CCS-496, "Diagnosis Procedure" Diagnosis Procedure INFOID:0000000005502115 1. CHECK LDW SWITCH SIGNAL INPUT 1. Turn the ignition switch ON. 2. With operating the LDW switch, check the voltage between the lane camera unit harness connector and Is the measurement value normal? YES >> Replace the lane camera unit. NO >> GO TO 2. 2. CHECK LDW SWITCH 1. Turn ignition switch OFF. 2. Remove LDW switch. 3. Check LDW switch. Refer to CCS-497, "Component Inspection" . Is the LDW switch normal? YES >> GO TO 3. NO >> Replace LDW switch. 3. CHECK LDW SWITCH GROUND CIRCUIT Check continuity between LDW switch harness connector terminal and the ground. Does continuity exist? YES >> GO TO 4. NO >> Repair harness or connector. 4. CHECK LDW SWITCH SIGNAL INPUT CIRCUIT FOR OPEN 1. Disconnect the lane camera unit connector. Monitor item Condition Monitor status LDW SW LDW switch Pressed ⇔ Released On ⇔ Off Terminals Condition Voltage (Approx.) (+) ( − ) Lane camera unit Ground LDW switch Connector Terminal R8 9 Pressed 0 V Released 5 V LDW switch Ground Continuity Connector Terminal M29 6 Existed |