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 MANUALSMITSUBISHI2004DIAMANTE V6-3.5L SOHCREPAIR AND DIAGNOSISBODY AND FRAMELOCKSKEYLESS ENTRYKEYLESS ENTRY TRANSMITTERKEYLESS ENTRY TRANSMITTER BATTERYSERVICE AND REPAIR
2004 Mitsubishi Diamante V6-3.5L SOHC
Keyless Entry Transmitter Battery: Service and Repair
2004 Mitsubishi Diamante V6-3.5L SOHCSECTION Service and Repair
ON VEHICLE SERVICE

REPLACING THE BATTERY
1. Remove the set screw to remove the battery from the transmitter.
2. Insert a new battery with the + side down.
Replacement battery: Lithium battery CR2032
3. Insert the claw first, and with care not to displace the 0-ring, assemble the transmitter.
CAUTION: Be careful not to deform the battery electrodes when replacing, ensure that water and dirt do not enter, and that you do not directly touch the printed circuit board.
4. Check to see if the keyless entry system operates.
REPLACING THE BATTERY
1. Remove the set screw to remove the battery from the transmitter.
2. Insert a new battery with the + side down.
Replacement battery: Lithium battery CR2032
3. Insert the claw first, and with care not to displace the 0-ring, assemble the transmitter.
CAUTION: Be careful not to deform the battery electrodes when replacing, ensure that water and dirt do not enter, and that you do not directly touch the printed circuit board.
4. Check to see if the keyless entry system operates.
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.