Mazda CX 7. Manual — part 328
ON-BOARD DIAGNOSTIC [ADVANCED KEYLESS SYSTEM]
09-02A–9
09-02A
End Of Sie
DTC B1132[ADVANCED KEYLESS SYSTEM]
id0902e1803100
Diagnostic procedure
End Of Sie
DTC B1128[ADVANCED KEYLESS SYSTEM]
id0902e1803300
Diagnostic procedure
End Of Sie
DTC B1132
Keyless antenna (exterior, RF)
DETECTION
CONDITION
• Keyless antenna dose not operated.
POSSIBLE
CAUSE
• Keyless antenna (exterior, RF) malfunction
• Open or short circuit in wiring harness between keyless control module and keyless antenna
• Keyless control module malfunction
STEP
INSPECTION
ACTION
1
INSPECT COMMUNICATION CIRCUIT FOR
CONTINUITY
• Disconnect keyless control module
connector and keyless antenna (exterior, RF)
connector.
• Inspect the continuity between the following
connector terminals.
— keyless control module: 1C—keyless
antenna: A
— keyless control module: 1D—keyless
antenna: B
• Is there continuity?
Yes
Replace keyless antenna (exterior, RF).
(See 09-14-37 KEYLESS ANTENNA REMOVAL/
INSTALLATION[ADVANCED KEYLESS SYSTEM].)
Go to next step.
No
Repair the wiring harness between the keyless antenna
(exterior, RF) and keyless control module.
Go to next step.
2
INSPECT KEYLESS CONTROL MODULE
• Turn the ignition switch to the ON position.
• Is the DTC displayed?
— M-MDS: B1132
Yes
Replace the keyless control module and perform the
resetting procedure for the advanced keyless system when
replacing the keyless control module.
(See 09-14-30 KEYLESS CONTROL MODULE REMOVAL/
INSTALLATION[ADVANCED KEYLESS SYSTEM].)
No
DTC troubleshooting completed.
DTC B1128
Keyless antenna (interior, rear)
DETECTION
CONDITION
• Keyless antenna dose not operated.
POSSIBLE
CAUSE
• Keyless antenna (interior, rear) malfunction
• Open or short circuit in wiring harness between keyless control module and keyless antenna
• Keyless control module malfunction
STEP
INSPECTION
ACTION
1
INSPECT COMMUNICATION CIRCUIT FOR
CONTINUITY
• Disconnect keyless control module
connector and keyless antenna (interior,
rear) connector.
• Inspect the continuity between the following
connector terminals.
— keyless control module: 1I—keyless
antenna: A
— keyless control module: 1J—keyless
antenna: B
• Is there continuity?
Yes
Replace keyless antenna (interior, rear).
(See 09-14-37 KEYLESS ANTENNA REMOVAL/
INSTALLATION[ADVANCED KEYLESS SYSTEM].)
Go to next step.
No
Repair the wiring harness between the keyless antenna
(interior, rear) and keyless control module.
Go to next step.
2
INSPECT KEYLESS CONTROL MODULE
• Turn the ignition switch to the ON position.
• Is the DTC displayed?
— M-MDS: B1128
Yes
Replace the keyless control module and perform the
resetting procedure for the advanced keyless system when
replacing the keyless control module.
(See 09-14-30 KEYLESS CONTROL MODULE REMOVAL/
INSTALLATION[ADVANCED KEYLESS SYSTEM].)
No
DTC troubleshooting completed.
1871-1U-06B(09-02A).fm 9 ページ 2006年3月15日 水曜日 午前11時38分
ON-BOARD DIAGNOSTIC [ADVANCED KEYLESS SYSTEM]
09-02A–10
DTC B1131[ADVANCED KEYLESS SYSTEM]
id0902e1803400
Diagnostic procedure
End Of Sie
DTC B1129[ADVANCED KEYLESS SYSTEM]
id0902e1803500
Diagnostic procedure
End Of Sie
DTC B1131
Keyless antenna (exterior, rear)
DETECTION
CONDITION
• Keyless antenna dose not operated.
POSSIBLE
CAUSE
• Keyless antenna (exterior, rear) malfunction
• Open or short circuit in wiring harness between keyless control module and keyless antenna
• Keyless control module malfunction
STEP
INSPECTION
ACTION
1
INSPECT COMMUNICATION CIRCUIT FOR
CONTINUITY
• Disconnect keyless control module
connector and keyless antenna (exterior,
rear) connector.
• Inspect the continuity between the following
connector terminals.
— keyless control module: 1E—keyless
antenna: A
— keyless control module: 1F—keyless
antenna: B
• Is there continuity?
Yes
Replace keyless antenna (exterior, rear).
(See 09-14-37 KEYLESS ANTENNA REMOVAL/
INSTALLATION[ADVANCED KEYLESS SYSTEM].)
Go to next step.
No
Repair the wiring harness between the keyless antenna
(exterior, rear) and keyless control module.
Go to next step.
2
INSPECT KEYLESS CONTROL MODULE
• Turn the ignition switch to the ON position.
• Is the DTC displayed?
— M-MDS: B1131
Yes
Replace the keyless control module and perform the
resetting procedure for the advanced keyless system when
replacing the keyless control module.
(See 09-14-30 KEYLESS CONTROL MODULE REMOVAL/
INSTALLATION[ADVANCED KEYLESS SYSTEM].)
No
DTC troubleshooting completed.
DTC B1129
Keyless antenna (interior, middle)
DETECTION
CONDITION
• Keyless antenna dose not operated.
POSSIBLE
CAUSE
• Keyless antenna (interior, middle) malfunction
• Open or short circuit in wiring harness between keyless control module and keyless antenna
• Keyless control module malfunction
STEP
INSPECTION
ACTION
1
INSPECT COMMUNICATION CIRCUIT FOR
CONTINUITY
• Disconnect keyless control module
connector and keyless antenna (interior,
middle) connector.
• Inspect the continuity between the following
connector terminals.
— keyless control module: 1M—keyless
antenna: A
— keyless control module: 1N—keyless
antenna: B
• Is there continuity?
Yes
Replace keyless antenna (interior, middle).
(See 09-14-37 KEYLESS ANTENNA REMOVAL/
INSTALLATION[ADVANCED KEYLESS SYSTEM].)
Go to next step.
No
Repair the wiring harness between the keyless antenna
(interior, middle) and keyless control module.
Go to next step.
2
INSPECT KEYLESS CONTROL MODULE
• Turn the ignition switch to the ON position.
• Is the DTC displayed?
— M-MDS: B1129
Yes
Replace the keyless control module and perform the
resetting procedure for the advanced keyless system when
replacing the keyless control module.
(See 09-14-30 KEYLESS CONTROL MODULE REMOVAL/
INSTALLATION[ADVANCED KEYLESS SYSTEM].)
No
DTC troubleshooting completed.
1871-1U-06B(09-02A).fm 10 ページ 2006年3月15日 水曜日 午前11時38分
ON-BOARD DIAGNOSTIC [ADVANCED KEYLESS SYSTEM]
09-02A–11
09-02A
DTC B112A[ADVANCED KEYLESS SYSTEM]
id0902e1803600
Diagnostic procedure
End Of Sie
ADVANCED KEYLESS ENTRY AND START SYSTEM
DTC B1134[ADVANCED KEYLESS SYSTEM]
id0902e1385300
Diagnostic procedure
End Of Sie
DTC B112A
Keyless antenna (interior, front)
DETECTION
CONDITION
• Keyless antenna dose not operated.
POSSIBLE
CAUSE
• Keyless antenna (interior, front) malfunction
• Open or short circuit in wiring harness between keyless control module and keyless antenna
• Keyless control module malfunction
STEP
INSPECTION
ACTION
1
INSPECT COMMUNICATION CIRCUIT FOR
CONTINUITY
• Disconnect keyless control module
connector and keyless antenna (interior,
front) connector.
• Inspect the continuity between the following
connector terminals.
— keyless control module: 1O—keyless
antenna: A
— keyless control module: 1P—keyless
antenna: B
• Is there continuity?
Yes
Replace keyless antenna (interior, front).
(See 09-14-37 KEYLESS ANTENNA REMOVAL/
INSTALLATION[ADVANCED KEYLESS SYSTEM].)
Go to next step.
No
Repair the wiring harness between the keyless antenna
(interior, front) and keyless control module.
Go to next step.
2
INSPECT KEYLESS CONTROL MODULE
• Turn the ignition switch to the ON position.
• Is the DTC displayed?
— M-MDS: B112A
Yes
Replace the keyless control module and perform the
resetting procedure for the advanced keyless system when
replacing the keyless control module.
(See 09-14-30 KEYLESS CONTROL MODULE REMOVAL/
INSTALLATION[ADVANCED KEYLESS SYSTEM].)
No
DTC troubleshooting completed.
DTC B1134
Unprogrammed card key.
POSSIBLE
CAUSE
• Unprogrammed card key
• Malfunction in the keyless control module internal circuit
STEP
INSPECTION
ACTION
1
VERIFY NUMBER OF REGISTERED CARD
KEYS
• Using the WDS or equivalent, perform the
PID/data monitor inspection and confirm the
number of registered keys.
(See 09-02A-4 PID/DATA MONITOR
TABLE[ADVANCED KEYLESS SYSTEM])
• Is card key registered?
Yes
Replace the keyless control module and perform the
resetting procedure for the advanced keyless system when
replacing the keyless control module.
(See 09-14-30 KEYLESS CONTROL MODULE REMOVAL/
INSTALLATION[ADVANCED KEYLESS SYSTEM].)
No
Using the WDS or equivalent, register a card key if
necessary.
(See 09-14-33 CARD KEY ID CODE
REGISTRATION[ADVANCED KEYLESS SYSTEM])
Go to the next step.
2
INSPECT KEYLESS CONTROL MODULE
• Turn the ignition switch to the ON position.
• Is the DTC displayed?
— M-MDS: B1134
Yes
Replace the keyless control module and perform the
resetting procedure for the advanced keyless system when
replacing the keyless control module.
(See 09-14-30 KEYLESS CONTROL MODULE REMOVAL/
INSTALLATION[ADVANCED KEYLESS SYSTEM].)
No
DTC troubleshooting completed.
1871-1U-06B(09-02A).fm 11 ページ 2006年3月15日 水曜日 午前11時38分
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