FOREWORD [CONNECTIVITY MASTER UNIT]
2016 – MX-5 – Body and Accessories
FOREWORD [CONNECTIVITY MASTER UNIT]
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If there is any vehicle malfunction complaint lodged by a customer, perform malfunction diagnosis according to troubleshooting procedure. (See Troubleshooting Procedure.)
Troubleshooting Procedure
- *1
- (See CONTROLLER AREA NETWORK (CAN) MALFUNCTION DIAGNOSIS FLOW.)
- *2
- (See DTC Inspection Note.)
Action for Non-repeatable Malfunction
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If the malfunction does not recur, verify the malfunction cause by performing the following actions:
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Verify that a DTC has been recorded in the memory. (See DTC INSPECTION [CONNECTIVITY MASTER UNIT].)
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Based on the repair order form, attempt to drive the vehicle or perform tests to replicate the malfunction, record the data at that time, and detect the malfunction cause.
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Shake the wiring harness or connector of the electrical component which is suspected to be the cause of the malfunction, and inspect for occurrence of any malfunction or DTCs.
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Inspect the female terminals on the connector of the electric component which is suspected to be the cause of the malfunction for poor connection.
DTC Inspection Note
DTCs for the connectivity master unit (CMU) can be verified using the M-MDS or the on-board diagnostic test mode in which the on-board diagnostic function can be launched by operating the commander switch or center display.