Sequoia 4WD V8-5.7L (3UR-FE) (2009)
Keyless Entry Transmitter Battery: Service and Repair
DOOR LOCK: TRANSMITTER BATTERY: REPLACEMENT
REPLACEMENT
1. REPLACE TRANSMITTER BATTERY
NOTE: Be careful when handling each component as they are precision electronic components.
(a) Using a screwdriver with its tip wrapped in protective tape, and turn the screwdriver to disengage the cover.
NOTE: Do not forcibly pry up the cover.
(b) Remove the battery (lithium battery: CR2032).
NOTE:
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Do not push the terminals with your finger.
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Do not forcibly pry up the battery. The terminals may be damaged.
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Do not touch the battery with wet hands. Water may cause rust.
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Do not touch or move any components inside the transmitter, it may interfere with the proper operation.
(c) Install a battery (lithium battery: CR2032) with the positive (+) side facing upward, as shown in the illustration.
NOTE:
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Do not bend the transmitter battery electrode during insertion.
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Keep the transmitter cover interior free of dust and oil.
(d) Engage the cover securely.