Mazda 6. Manual — part 354
ON-BOARD DIAGNOSTIC [IMMOBILIZER SYSTEM]
T–164–1
T
T–164BODY ELECTRICAL SYSTEM
SECURITY LIGHT: DTC 15 (WDS OR EQUIVALENT: DTC B1601)
A6E817067000W08
Diagnostic procedure
End Of Sie
SECURITY LIGHT: DTC 21 (WDS OR EQUIVALENT: DTC B1213)
A6E817067000W09
Diagnostic procedure
ON-BOARD DIAGNOSTIC [IMMOBILIZER SYSTEM]
DTC 15 (B1601) PCM received incorrect ID number from key (transponder).
POSSIBLE
CAUSE
• No keys have been registered after installation of new PCM
• Unregistered key detected
• Attempt made to register a ninth key
Note
• A maximum of only eight keys can be registered for a single vehicle.
• Defective PCM
STEP
INSPECTION
ACTION
1
VERIFY REGISTERED KEY IN PCM
• Check following PID/DATA monitor using
SST (WDS or equivalent).
— NUMKEYS
• Does NUMKEYS display more than 0?
Yes
Go to next step.
No
Go to Step 3.
2
VERIFY REGISTERED KEY IN PCM
• Check following PID/DATA monitor using
SST (WDS or equivalent).
— NUMKEYS
• Does NUMKEYS display more than 8?
Yes
• Erase key ID number using SST (WDS) and register key
T–90 IMMOBILIZER SYSTEM REPROGRAM
)
• Go to next step.
No
Go to next step.
3
INSPECT PCM
• Erase key ID number using SST (WDS) and
register key ID number.
(See
• Using registered key, turn ignition switch to
ON position.
• Does security light or SST (WDS or
equivalent) indicate DTC 15 (B1601) again?
Yes
Replace PCM and reprogram immobilizer system.
(See
T–90 IMMOBILIZER SYSTEM REPROGRAM
No
Troubleshooting is completed.
DTC 21 (B1213) Number of valid keys is below minimum.
POSSIBLE
CAUSE
• Less than two valid keys
STEP
INSPECTION
ACTION
1
VERIFY NUMBER OF VALID KEYS
• Check following PID/DATA monitor with SST
(WDS or equivalent).
— NUMKEYS
• Does NUMKEYS display more than 2?
Note
• Two or more valid keys are necessary to
start engine.
Yes
Replace PCM and reprogram immobilizer system.
(See
T–90 IMMOBILIZER SYSTEM REPROGRAM
No
• Erase key ID numbers and register necessary key ID
numbers.
• Go to next step.
2
VERIFY DTC
• Does security light or SST (WDS or
equivalent) indicate DTC 21 (B1213) again?
Yes
Replace PCM and reprogram immobilizer system.
(See
T–90 IMMOBILIZER SYSTEM REPROGRAM
No
Troubleshooting is completed.
T–164–2
ON-BOARD DIAGNOSTIC [IMMOBILIZER SYSTEM]
End Of Sie
SECURITY LIGHT: DTC - (WDS OR EQUIVALENT: DTC B1342)
A6E817067000W10
Diagnostic procedure
End Of Sie
DTC – (B1342)
PCM is defective
POSSIBLE
CAUSE
• Defective PCM
STEP
INSPECTION
ACTION
–
INSPECT PCM
• Clear DTCs with WDS or equivalent.
• Does SST (WDS or equivalent) indicate DTC
B1342 again?
Yes
Replace PCM and reprogram immobilizer system.
(See
T–90 IMMOBILIZER SYSTEM REPROGRAM
No
Connect connectors properly.
ON-BOARD DIAGNOSTIC [AUDIO]
T–165
T
TBODY ELECTRICAL SYSTEM
STARTING PROCEDURE FOR ON-BOARD DIAGNOSTIC TEST MODE
A6E817566900W01
Note
• All DTCs displayed in the on-board diagnostic test mode should be entered in the Audio Repair Order
Form.
1. Turn the ignition switch to the ACC or ON position.
2. First press the POWER button, then
simultaneously press the AM button and TAPE/
MD button for 2 seconds or more.
Note
• If several DTCs are in the memory, they can
be displayed by the SEEK button.
3. To stop the on-board diagnostic test mode, turn the ignition switch to the LOCK position.
End Of Sie
SUPPLIER IDENTIFICATION PROCEDURE
A6E817566900W02
Note
• When asking the supplier (service center) for repair or replacement, verify which supplier the module
belongs to and enter in the Audio Repair Order Form.
Identification With Printed Numbers/Label
1. Remove the audio unit.
2. Verify the supplier name written on the label attached on each module.
Identification With On-board Diagnostic Test Mode
1. Start the on-board diagnostic test mode.
2. Verify the part number and supplier code
displayed in the LCD.
Note
• When no DTCs are in the memory, part
numbers and supplier codes will not be
displayed.
End Of Sie
ON-BOARD DIAGNOSTIC [AUDIO]
1
AM button
2
TAPE/MD button
3
SEEK button (type A)
4
SEEK button (type B)
5
POWER button (type A)
6
POWER button (type B)
A6E8175W010
Part number
Part name
00
Cassette deck (lower module)
03
CD player (upper module)
05
CD changer (external type)
06
CD changer (upper module)
07
MD player (lower module)
09
Base unit
Supplier code
Supplier name
1
FMS Audio
2
Panasonic
3
Clarion
A6E8175W008
T–166
ON-BOARD DIAGNOSTIC [AUDIO]
DTC CLEARING PROCEDURE
A6E817566900W03
1. Start the on-board diagnostic test mode.
2. First press the POWER button, then
simultaneously press AUDIO CONT button for 2
seconds or more.
Caution
• Before clearing the DTCs, be sure to
enter all of them displayed in the on-
board diagnostic test mode in the Audio
Repair Order Form.
3. To stop the on-board diagnostic test mode, turn the ignition switch to the LOCK position.
End Of Sie
DTC TABLE
A6E817566900W04
*1,*2
: When an error occurs, the error messages are displayed three times in the order of *1 and *2, respectively.
End Of Sie
DTC 09:ER22
A6E817566900W05
1
POWER button (type A)
AUDIO CONT button (type B)
2
AUDIO CONT button (type A)
POWER button (type B)
A6E8175W009
Screen display
Malfunction location
Page
DTC
Output signal
09:Er22
—
Base unit (peripheral circuit)
(See
09:Er20
—
Power supply circuit of base unit
(See
00:Er10
—
Cassette deck—base unit communication line
(See
03:Er10
—
CD player—base unit communication line
(See
05:Er10
—
CD changer (external type)—base unit
communication line
(See
06:Er10
—
CD changer (upper module)—base unit
communication line
(See
07:Er10
—
MD player—base unit communication line
(See
03:Er01
—
CD player
(See
03:Er02
CHECK
*1
CD
*2
CD player
(See
03:Er07
CHECK
*1
CD
*2
CD player
(See
00:Er01
—
Cassette deck
(See
00:Er03
—
Cassette deck
(See
00:Er04
CHECK
*1
TAPE
*2
Cassette tape
(See
05:Er01
—
CD changer (external type)
(See
05:Er07
CHECK
*1
CD
*2
CD changer (external type)
(See
06:Er01
—
CD changer (upper module)
(See
06:Er02
CHECK
*1
CD
*2
CD changer (upper module)
(See
06:Er07
CHECK
*1
CD
*2
CD changer (upper module)
(See
07:Er01
—
MD player
(See
07:Er02
CHECK
*1
MD
*2
MD player
(See
07:Er07
CHECK
*1
MD
*2
MD player
(See
NO Err
—
No stored DTCs
—
DTC 09:Er22
Base unit (peripheral circuit)
DETECTION
CONDITION
• Base unit detects malfunction in its inner circuit (related to tuner).
POSSIBLE
CAUSE
• Base unit malfunction
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