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Home >> Toyota >> 2013 >> RAV4 EV >> Repair and Diagnosis >> Accessories & Equipment >> Seats >> Seat Heater (Diagnostic Codes & Symptom Tests) (Electric) >> Seat Heater System >> Symptom Tests >> Driver Side Seat Heater does not Operate >> Inspection Procedure

Inspection Procedure

NOTE:
  • If the auxiliary battery voltage becomes low, seat heater operation is canceled to prioritize supplying power to the air conditioning system.
  • The seat heater system uses a LIN communication system. Inspect the communication function by following How to Proceed with Troubleshooting. Refer to HOW TO PROCEED WITH TROUBLESHOOTING . Troubleshoot the seat heater system after confirming that the communication system is functioning properly.
  • Inspect the fuses and relays for circuits related to this system before performing the following inspection procedure.
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