Galant LS V6-3.0L SOHC (1999)
Data Link Connector: Testing and Inspection
Communication With Scan Tool Is Not Possible (All Systems)
CIRCUIT OPERATION
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A battery positive voltage is applied on the data link connector power terminal (terminal 16). The ground terminals (terminal 4, 5) are grounded to
the vehicle body.
COMMENT
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The cause is probably a defect in power supply system (including ground) for the on-board diagnostic test mode line.
TROUBLESHOOTING HINTS
The most likely causes for this case:
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Malfunction of the data link connector.
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Damaged harness wire.
WIRING DIAGRAM
