Mazda RX-8 2004 Service Highlights page 443

Situation
Replacing the PCM and keyless control
module.
Replacing the coil.
Replacing the instrument cluster.
End Of Sie
KEYLESS CONTROL MODULE OUTLINE
• Controls the following systems:
— Power door lock system
— Keyless entry system
— Interior light control system
— Immobilizer system
— Theft-deterrent system
• Supplies power to the front seat belt lock release system.
• An on-board diagnostic system, which can determine if the input/output signals in the keyless entry system are
normal, has been adopted. The on-board diagnostic system is initiated by the key reminder switch, ignition
switch and driver-side door switch, and the following operations can be verified. Refer to the Mazda RX-8
Workshop Manual for detailed procedures and descriptions regarding the operations.
— Lock/unlock operation of door lock actuator for all doors
— Trunk lid opener unlock operation
— Hazard light flashing (vehicles without theft-deterrent system)
— Horn sound
09–14–16
SECURITY AND LOCKS
Items neccesary to
perform procedure
(always have these
ready before beginning
the procedure)
• New PCM
• New keyless control
module
• Keys for registration
(two or more keys)
• WDS or equivalent
• New coil
• New instrument
cluster
Cautionary notes
• Unless keys are re-registered after replacement,
the engine cannot be started. Before beginning
the procedure, verify that the customer has
turned in all of the keys for the vehicle.
• Unless two or more keys are registered after
replacement, the engine cannot be started.
• The keys (two or more keys) readied before
beginning the procedure do not have to be new
keys. Any key that is capable of starting the
engine before beginning the procedure can be
used.
• It is not neccessary to reset the immobilizer
system.
• It is not neccessary to reset the immobilizer
system.
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