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Home >> Hyundai >> 2012 >> Elantra L4-1.8L >> Repair and Diagnosis >> Powertrain Management >> Relays and Modules - Powertrain Management >> Relays and Modules - Computers and Control Systems >> Body Control Module >> Service and Repair >> Repair Procedures
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Repair Procedures





Trouble Diagnostics When Using GDS




1. The body control module can diagnose by using the GDS more quickly.
The BCM communicates with the GDS and then reads the input/output value and drives the actuator.
2. To diagnose the BCM function, select the menu of model and body control module.
3. To consult the present input/output value of BCM, "Current DATA". It provides information of BCM input/output conditions of power supply, turn signal/brake lamp, headlamp, door, locks, outside mirror, wiper, auto-light and transmitters etc.
A. BCM Service data




B. CLU(Cluster) Service data




C. SJB(Smart junction box) Service data




4. To perform compulsory operation on BCM input factors, select "ACTUATION TEST".






Removal

1. Disconnect the negative (-) battery terminal.
2. Remove the console.
3. Remove the audio and heater / air conditioner controller.
4. Remove the lower panel and glove box.
5. Remove the BCM unit(A) after disconnecting a connector and loosening 2 nuts.




6. The installation is the reverse order of removal.