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All Function Fails To Operate

WARNING: This page is about a different car, the 2013 Subaru Forester. However, it is still accessible from the selected car via links, so may be relevant.
Step Check Yes No
1 CHECK SEAT FUNCTIONS. 
Operate each power seat switch and check that each power seat function operates normally.		 Does all function fails to operate? Go to step 2  . Check the motor which does not operate. < Refer to SOME OF THE MOTORS DO NOT OPERATE (DRIVER'S SEAT) , INSPECTION, Power Seat System. >
2 CHECK FUSE. 
Check the power seat fuse inside the fuse box.		 Is the fuse blown out? Replace the appropriate fuse. Go to step 3  .
3 CHECK POWER SUPPLY CIRCUIT. 
  1. Disconnect the connectors for power seat switch and lumbar switch.
  2. Measure the voltage between harness connector and chassis ground.

    Connector & terminal 

    (R200) No. 7 (+) - Chassis ground (-): 

    (R195) No. 1 (+) - Chassis ground (-): 

 Is the voltage 10 V or more? Go to step 4  . Check body harness.
4 CHECK POWER SUPPLY CIRCUIT. 
Measure the resistance between the harness connectors for power seat switch and lumbar switch and the chassis ground.
Connector & terminal 
(R200) No. 8 - Chassis ground: 
(R195) No. 2 - Chassis ground: 		 Is the resistance less than 10 Ω? Replace the faulty switch assembly. Check body harness.
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