Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Vehicle Electrical System Control Module -J519- DESCRIPTION
General Information
The Vehicle Electrical System Control Module -J519- is clipped to the bottom of the relay panel and can be removed.
In the low version, the Data Bus On Board Diagnostic Interface -J533- is integrated in the Vehicle Electrical System Control Module -J519-.
The Vehicle Electrical System Control Module -J519- Has The Following Functions In The Vehicle:
Low Version
- Audible confirmation when locking and unlocking
- Adapts automatic unlocking when key removed
- Adapts automatic locking at 15 km/h
- Adapts automatic locking of rear lid at 5 km/h
- Activates and deactivates parking lamp on both sides
- Adapts the blink cycles for convenience turn signals
- Codes the Vehicle Electrical System Control Module -J519-
- Adapts single door opening
- Deactivates factory mode
- Activates/deactivates convenience turn signals
- Confirms convenience closing with turn signals
- Adapts the market version for the intelligent alarm horn
- Reads the measured value for Vehicle Electrical System Control Module -J519- convenience
- Reads the measured value for Vehicle Electrical System Control Module -J519- central electric
- Interior light control
- Activates/deactivates emergency braking blinking
- Activates/deactivates emergency blinking
- Optical confirmation when locking and unlocking
- Activates/deactivates parking lamps
- Codes Rain/Light Recognition Sensor -G397-
- Adapts the switch-on time for the exterior mirror heating
- Adapts the switch-on time for the rear window defogger
- Adapts the remote control key
- Checks the remote control key
- Activates/deactivates the windshield wiper service position
- Adapts horn at terminal 15
- Activates/deactivates position lamp at terminal 15
- Vehicle Electrical System Control Module -J519- Output Diagnostic Test Mode
- Activates/deactivates intermediate wiping
High Version
- Electric load management/exterior lighting control
- Turn signal control
- Windshield wiper and washer system
- Codes Rain/Light Recognition Sensor -G397-
- Rear window defogger
- Interior light control
- Terminal control
- Dimming, instrument illumination
- Footwell lights
- Fuel Pump (FP) supply
- Pre-energizing of generator
- Horn
- Warning lamp
- Release control
- Control central locking
- Front and rear door control module activation
- Rear lid remote unlock activation
- Fuel tank unlock activation
- Anti-theft alarm system activation
- Anti-theft immobilizer activation
- Start authorization activation
- Acoustic Acknowledgement when Unlocking, Adapting
- Acoustic acknowledgement when locking, adapting.
- Blinking Cycle during One-Touch Lane Change Signaling, Adapting
- Adapts automatic unlocking when key removed
- Adapts automatic locking at 15 km/h
- Adapts convenience locking confirmation
- Adapts coming home time
- Adapts leaving home time
- Adapts anti-theft alarm delay when opening driver door
- Adapts single door opening
- Deactivates factory mode
- Adapts footwell illumination intensity
- Adapts convenience operation via remote control
- Adapts the market version for the intelligent alarm horn
- Adapts visual acknowledgment for locking
- Adapts the remote control key
- Checks the remote control key
- Vehicle Electrical System Control Module -J519- Output Diagnostic Test Mode
- Deactivates Wiper Motor Control Module -J400- APP function
- Codes the Vehicle Electrical System Control Module -J519-
It depends on the vehicle equipment whether the adaptations listed above can be performed.
If the Vehicle Electrical System Control Module -J519- is to be replaced, the "Replace the vehicle electrical system control module" procedure must always be performed to read out the codes stored in the Vehicle Electrical System Control Module -J519-.
DTC Recognition And Display
The Vehicle Electrical System Control Module -J519- is equipped with OBD.
For troubleshooting, use the Vehicle Diagnostic Tester in the "Guided Fault Finding " function.
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.