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 MANUALSVOLKSWAGEN2003PASSAT SEDAN 4MOTION (3B3) V6-2.8L (ATQ)REPAIR AND DIAGNOSISBODY AND FRAMELOCKSKEYLESS ENTRYKEYLESS ENTRY TRANSMITTERKEYLESS ENTRY TRANSMITTER BATTERYSERVICE AND REPAIRBATTERIES FOR KEY (NON-FOLDING) WITH RADIO-FREQUENCY REMOTE CONTROL, REMOVING AND INSTALLING
2003 Volkswagen Passat Sedan 4Motion (3B3) V6-2.8L (ATQ)
Batteries For Key (Non-Folding) With Radio-Frequency Remote Control, Removing and Installing
2003 Volkswagen Passat Sedan 4Motion (3B3) V6-2.8L (ATQ)SECTION Batteries For Key (Non-Folding) With Radio-Frequency Remote Control, Removing and Installing
Batteries For Key (Non-folding) With Radio-frequency Remote Control, Removing And Installing
1. Transmitter unit - upper part (turned-over)
2. Battery
3. Contact plate
4. Battery
5. Transmitter unit - lower part
6. Key with variable code transponder
In order to distinguish keys with transponder and variable code transponder, key is identified by an engraved "w".
Removing
- Insert screwdriver in slot between radio-frequency unit - 1 - and key - 2 -.
- Rotate screwdriver in direction of - arrow - and remove transmitter unit from key.
- Pry apart transmitter unit at both catches - arrows -.
- Use a screwdriver to unclip upper battery - 1 - out of holders - 2 - in direction of - arrow -.
- Contact plate - 1 - has two straight edges. Contact plate can be removed when se edges are turned in direction of catches.
- Contact plate can also be unclipped using a screwdriver.
- Now unclip lower battery from holder using a screwdriver.
Installing
- Note polarity and installation position of batteries when installing.
- Place battery - 4 - in transmitter with positive terminal downward (positive terminal is marked in housing).
- Place contact plate - 3 - onto battery - 4 -.
- Place battery - 2 - onto contact plate with positive terminal downward and lock.
- Connect transmitter - 1 - to transmitter - 5 - and clip.
- Clip transmitter unit to main key.
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.