Inspection Procedure

1. Disconnect the P20 connector.
2. Measure the voltage and resistance according to the value (s) in the table below.

   Standard voltage 

   TESTER CONNECTION SPECIFIED CONDITION
   
   

   Tester Connection	Condition	Specified Condition
   P20-12 (BDR) - Body ground	Always	10 to 14 V

   Standard resistance 

   TESTER CONNECTION SPECIFIED CONDITION
   
   

   Tester Connection	Condition	Specified Condition
   P20-7 (GND) - Body ground	Always	Below 1 Ω

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

Fig 1: Identifying Multiplex Network Switch Connector Terminals

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OK: PROCEED TO NEXT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE