Hint:

How to proceed with troubleshooting
Terminals of ecuPig power supply voltage malfunction
Description
When a problem occurs in the system, the power source relay circuit is shut
off to stop the power assist.
Wiring diagram
Inspection procedure
Read value of intelligent tester (pig power supply)
Connect the intelligent tester (with can vim) to the
dlc3.
Turn ...
Parts location
System diagram
...
Terminals of ecu
Check occupant classification ecu
Measure the voltage of the connector.
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