Mazda RX-8 2004 Service Highlights page 442

IMMOBILIZER SYSTEM COMPONENT REPLACEMENT/KEY ADDITION AND CLEARING OUTLINE
• When performing the following procedures, the immobilizer resetting procedure using the WDS or equivalent
must also always be performed: "Keyless control module replacement", "PCM replacement", "Keyless control
module and PCM joint replacement", "Key ID number clearing". The engine will not start unless all work is
performed using the WDS or equivalent.
• When replacing any of the immobilizer system component parts, adding/erasing keys or performing other
functions, refer to the following table. For repair procedures, refer to the Mazda RX-8 Workshop Manual (1772-
1U-03C) Section 09-14, "IMMOBILIZER SYSTEM COMPONENT REPLACEMENT/KEY ADDITION AND
CLEARING".
Situation
Making a spare key when the customer has
two or more keys that can start the engine.
Or registering an additional key.
Making a spare key when the customer has
one key that can start the engine or no keys.
Or registering an additional key.
Clearing previously registered key ID
numbers.
Replacing all keys. (When replacing the
steering lock or similar procedure)
Changing the method for registering
additional keys. (Method for registering other
keys using two keys that can start the engine
is disabled.)
Changing the method for registering
additional keys. (Method for registering other
keys using two keys that can start the engine
is enabled.)
Replacing the keyless control module only.
Replacing the PCM only.
SECURITY AND LOCKS
Items neccesary to
perform procedure
(always have these
ready before beginning
the procedure)
• Keys for registration
• Keys for registration
• WDS or equivalent
• Keys for registration
(two or more keys)
• WDS or equivalent
• New keys (two or
more keys)
• WDS or equivalent
• WDS or equivalent
• WDS or equivalent
• New keyless control
module
• Keys for registration
(two or more keys)
• WDS or equivalent
• New PCM
• WDS or equivalent
Cautionary notes
• If "Customer Spare Key Programming Disable"
has previously been performed using the WDS
or equivalent, the WDS or equivalent must be
used to register an additional key.
−
• All key ID numbers registered in the vehicle are
cleared.
• Unless keys are re-registered after clearing the
key ID numbers, 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
clearing the key ID numbers, 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.
• Since the steering lock is replaced, keys used
before replacement become unusable. Have two
new keys or more ready before beginning the
procedure.
• Unless keys are registered after replacing the
steering lock, the engine cannot be started.
• After performing this procedure, additional keys
can only be registered using the WDS or
equivalent.
• The setting can be changed to the original using
the WDS or equivalent.
• This is the default setting on new vehicles.
• 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.
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CHU091467000S07
09–14
09–14–15