FOREWORD [CONNECTIVITY MASTER UNIT]

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Special Service Tool (SST)

49US 15 1A0

PROBE KIT

• If there is any vehicle malfunction complaint lodged by a customer, perform malfunction diagnosis according to troubleshooting procedure. (See Troubleshooting Procedure.)

Troubleshooting Procedure

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*1 :(See CONTROLLER AREA NETWORK (CAN) MALFUNCTION DIAGNOSIS FLOW [L.H.D.].) (See CONTROLLER AREA NETWORK (CAN) MALFUNCTION DIAGNOSIS FLOW [R.H.D.].)

*2 :(See DTC Inspection Note.)

Action for Non-repeatable Malfunction

• If the malfunction does not recur, verify the malfunction cause by performing the following actions:

? Verify that a DTC has been recorded in the memory. (See DTC INSPECTION [CONNECTIVITY MASTER UNIT].)

? 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.

? 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. (See ELECTRICAL SYSTEM.)

Note

• SST (Reference): PROBE KIT (49US 15 1A0)

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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.