Component Testing

Lumbar Support Switch

1. Ignition OFF, disconnect the harness connector at the appropriate S65 Seat Lumbar Support Switch.
2. Test for infinite resistance between the B+ terminal G and each control terminal with the switch in the open position.
   • If less than infinite resistance 

     Replace the S65 Seat Lumbar Support Switch.

   • If infinite resistance 
3. Test for less than 5 Ω between the B+ terminal G and each control terminal with the appropriate switch in the closed position.
   • If 5 Ω or greater 

     Replace the S65 Seat Lumbar Support Switch.

   • If less than 5 Ω 
4. All OK.