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.
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HOMESERVICE MANUALSVOLKSWAGEN2012CC 4MOTION (357) V6-3.6L (CNNA)REPAIR AND DIAGNOSISBODY AND FRAMELOCKSKEYLESS ENTRYKEYLESS ENTRY TRANSMITTERSERVICE AND REPAIRCENTRAL LOCKING, VEHICLE KEY BATTERY
2012 Volkswagen CC 4Motion (357) V6-3.6L (CNNA)
Central Locking, Vehicle Key Battery
2012 Volkswagen CC 4Motion (357) V6-3.6L (CNNA)SECTION Central Locking, Vehicle Key Battery
Vehicle Key Battery
Removing
Press the side button - 2 - on the ignition key - 3 - and remove the emergency key - 4 -.
- Remove the cap - 1 - forcefully from the ignition key - 3 - in the direction - arrow - of the side button - 2 -.
- Release the upper section of the ignition key retainer - 2 - from the ignition key - 1 -.
- Remove - arrow - the upper section of the ignition key with the trim removal wedge (3409) - 3 -.
- Raise the battery - 3 - slightly with a small screwdriver - 2 -.
- Remove the battery - 3 - in the - direction of the arrow - out of the mount - 4 -.
Removing
• Before installing the battery, one of the buttons must be pushed.
• The container now recognizes the new battery.
• Adapt the remote control key after installing the battery.
Note polarity and installation position of battery when installing.
- Install the battery - 2 -, with the positive pole facing upward, tilting it - arrow - into the mount - 3 - for the ignition key - 1 - (the positive pole is marked in the housing).
- Gently press and lock the battery into the ignition key.
- Lock in the upper section of the ignition key in the ignition key without damaging the seal.
- Slide the cover onto the ignition key and guide the emergency key into the ignition key.
Adapting Ignition Keys to Remote Control
Use the Vehicle Diagnostic, Testing and Information System to adapt remote control keys.
- Select "Guided Fault Finding" on the Vehicle Diagnosis Tester.
- Select "Functions/Component Selection" using the GO TO button.
Adapting Ignition Keys to Immobilizer
Use the Vehicle Diagnostic, Testing and Information System to adapt remote control keys.
- Select "Guided Fault Finding" on the Vehicle Diagnosis Tester.
- Select "Functions/Component Selection" using the GO TO button.
RENDER: 1.0x
NO RELATED
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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.