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Home >> Mazda >> 2016 >> 6 Touring, Standard Trans >> Repair and Diagnosis (Single Page) >> Body & Frame >> Seats >> Rear Seat Warmer Control Unit Inspection >> Inspection Procedure (No. 2 Rear Seat Warmer Always Operations) >> Diagnostic procedure

Diagnostic procedure

STEP INSPECTION ACTION
1* DETERMINE IF THE MALFUNCTION CAUSE IS THE REAR SEAT WARMER SWITCH 
  • Switch the ignition off (LOCK).
  • Disconnect the rear seat warmer switch connector.
  • Switch the ignition ON (engine off or on).
  • Is the rear seat warmer system operating?
 Yes Go to the next step.
No Replace the rear seat warmer switch.
(See REAR SEAT WARMER SWITCH REMOVAL/INSTALLATION .)
2 DETERMINE IF THE MALFUNCTION CAUSE IS THE REAR SEAT WARMER COTROL UNIT 
  • Disconnect the rear seat warmer control unit connector.
  • Measure the voltage between rear seat warmer control unit terminal I and body ground.
  • Is the voltage 1.0 or more  ?
 Yes Repair or replace for a short to ground in the wiring harness.
No Replace the rear seat warmer control unit.
(See REAR SEAT WARMER CONTROL UNIT REMOVAL/INSTALLATION .)
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