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SEC-102 < DTC/CIRCUIT DIAGNOSIS > [WITH INTELLIGENT KEY SYSTEM] HORN FUNCTION HORN FUNCTION Component Function Check INFOID:0000000010119296 1. CHECK FUNCTION 1 1. Perform “VEHICLE SECURITY HORN” in “Active Test” of “THEFT ALM” in “BCM” using CONSULT. 2. Check the vehicle security horn operation. Is the operation normal? YES >> Inspection End. NO >> Go to SEC-102, "Diagnosis Procedure" Diagnosis Procedure INFOID:0000000010119297 Regarding Wiring Diagram information, refer to . 1. CHECK VEHICLE SECURITY HORN RELAY POWER SUPPLY 1. Disconnect vehicle security horn relay. 2. Check voltage between vehicle security horn relay harness connector and ground. Is the inspection result normal? YES >> GO TO 2. NO >> Repair or replace harness. 2. CHECK HORN CONTROL CIRCUIT 1 1. Disconnect IPDM E/R connector. 2. Check continuity between IPDM E/R harness connector and vehicle security horn relay harness connec- tor. 3. Check continuity between IPDM E/R harness connector and ground. Is the inspection result normal? YES >> Replace IPDM E/R. Refer to PCS-29, "Removal and Installation" NO >> Repair or replace harness. Test item Description VEHICLE SECURITY HORN ON Vehicle security horn Sounds (for 0.5 sec) (+) (–) Voltage (Approx.) Vehicle security horn relay Connector Terminal E5 2 Ground Battery voltage IPDM E/R Vehicle security horn relay Continuity Connector Terminal Connector Terminal E13 34 E5 1 Yes IPDM E/R Ground Continuity Connector Terminal E13 34 No |