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There is a failure in the wiring harness between the combination meter and the multivision display, the GPS antenna, the respective connector(s), the combination meter or the multivision display.
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- Malfunctions of GPS antenna
- Malfunctions of combination meter
- Malfunctions of multivision display
- Damaged harness wires and connectors
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Check the items below in the MMCS service mode (Refer to ).
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- Perform "Communications &
Connection Check" in the MMCS service mode to check that the communication and wire connection with the GPS are in good condition.
- Perform "Vehicle Signal Check", and then check the status of the vehicle speed signal.
- Perform "Sensor Check", and then check the status of the vehicle speed sensor and the gyro sensor.
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Q.
Is the check result normal?
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YES (OK for all) : Go to Step 5
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NO <GPS is not OK> : Go to Step 2
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NO <The vehicle speed sensor is not OK, or vehicle speed pulse does not increase after starting from a standstill> : Go to Step 3
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NO <Gyro sensor is not OK> : Go to Step 5
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(1)Start the multivision display.
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(2)Press the "INFO" button.
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(3)Select "GPS Information".
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(4)Check if the GPS signals are received.
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Q.
Is the check result normal?
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Perform Inspection Procedure 5 "GPS signal cannot be received" (Refer to .), and then go to Step 5.
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Check whether the speed meter works normally. (Refer to .)
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Q.
Does the speedometer work normally?
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Diagnose the combination meter (Refer to Combination meter -
Troubleshooting ).
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Q.
Is the check result normal?
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Repair the connector(s) or wiring harness.
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Drive the vehicle for some time with the GPS signals being received, and check if the own vehicle mark is dislocated.
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Q.
Is the check result normal?
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The trouble can be an intermittent malfunction (Refer to GROUP 00 -
How to use Troubleshooting/inspection Service Points -
How to Cope with Intermittent Malfunction ).
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Replace the multivision display.
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