Mazda CX-7 2007 Workshop Manual page 1347

ON-BOARD DIAGNOSTIC [MULTIPLEX COMMUNICATION SYSTEM]
DTC TABLE[MULTIPLEX COMMUNICATION SYSTEM]
DTC Malfunction location
U0073 CAN system communication error
U0100 Communication error to PCM
U0101 Communication error to TCM
U0114 Communication error to AWD control module
U0121 Communication error to DSC HU/CM
Communication error to BCM
U0140
Communication error to instrument cluster
U0151 Communication error to SAS control module
U0155 Communication error to instrument cluster
U0164 Communication error to climate control unit
U0166 Communication error to climate control unit
U0181 Communication error to instrument cluster
Communication error to audio unit (base
U0184
module)
U0214 Communication error to keyless control module
U0323 Communication error to instrument cluster
U0415 Abnormal message from DSC HU/CM
U0516 CAN system communication error
U1900 Communication error to other module
U2023 Abnormal message from PCM
U2516 CAN system communication error
16:Er12 CAN system communication error
End Of Sie
DTC output module
• PCM
• TCM
• DSC HU/CM
• AWD control module
• BCM
• SAS control module
• Keyless control module
• Instrument cluster
• TCM
• DSC HU/CM
• AWD control module
• Keyless control module
• Instrument cluster
• PCM
• DSC HU/CM
• AWD control module
• Instrument cluster
• DSC HU/CM
• Instrument cluster
• PCM
• TCM
• AWD control module
• Instrument cluster
• DSC HU/CM
• Keyless control module
• Instrument cluster
TCM
Instrument cluster
• PCM
• AWD control module
• SAS control module
• Climate control unit
Instrument cluster
Information display
Information display
Information display
Instrument cluster
Keyless control module
TCM
Climate control unit
DSC HU/CM
• DSC HU/CM
• Keyless control module
• Instrument cluster
• Information display
Audio unit (base module)
id0902e6837000
Page
(See 09-02D-14 DTC
U0073[MULTIPLEX
COMMUNICATION
SYSTEM].)
(See 09-02D-8
PROCEDURES FOR
DETERMINING THE
LOCATION OF A
MALFUNCTION[MULTIPLE
X COMMUNICATION
SYSTEM].)
(See 09-02D-16 DTC
U0516, U2516,
16:Er12[MULTIPLEX
COMMUNICATION
SYSTEM].)
(See 09-02D-8
PROCEDURES FOR
DETERMINING THE
LOCATION OF A
MALFUNCTION[MULTIPLE
X COMMUNICATION
SYSTEM].)
(See 09-02D-16 DTC
U0516, U2516,
16:Er12[MULTIPLEX
COMMUNICATION
SYSTEM].)
09-02D–7
09-02D