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Home >> Lexus >> 2004 >> LS 430 V8-4.3L (3UZ-FE) >> Repair and Diagnosis >> Accessories and Optional Equipment >> Antitheft and Alarm Systems >> Keyless Entry >> Service and Repair >> Wireless Door Lock Control System (W/ Smart Key System)
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Wireless Door Lock Control System (W/ Smart Key System)

REPLACEMENT

NOTE: Take extra care when handling these precision electronic components.

1. REMOVE TRANSMITTER BATTERY




a. Using a small screwdriver, pry up the outer cover.

NOTE: Do not forcibly pry up the cover.




b. Lightly shake the key to take out the transmitter as shown in the illustration.




c. Remove the battery holder.
d. Remove the battery (lithium battery) from the battery holder.

NOTE:
- Do not push the terminals with your finger.
- Fully insert the holder into the transmitter.

2. INSTALL TRANSMITTER BATTERY

a. Install a new battery (lithium battery) with the positive (+) side up.

NOTE:
- Be sure that the positive side and the negative side of the transmitter battery are matched up correctly.
- Be careful not to bend the transmitter battery electrode during insertion.
- Keep the transmitter case interior free of dust and oil.

b. Install the outer cover.
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