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Diagnosis Procedure
1.CHECK FRONT SEAT HEATER RH GROUND CIRCUIT (OPEN)
  1. Electric motor switch OFF.
  2. Disconnect front seat heater RH connector.
  3. Check continuity between front seat heater RH harness connector and ground.
    Front seat heater RH–Continuity
    ConnectorTerminal
    B512 <Without automatic drive positioner>2GroundExisted
    B513 <With automatic drive positioner>13
Is the inspection result normal?
Repair the harness or connector.
 
2.CHECK FRONT SEATBACK HEATER RH CIRCUIT (OPEN)
Check continuity between front seatback heater RH harness connector and front seat heater RH harness connector.
Front seatback heater RHFront seat heater RHContinuity
ConnectorTerminalConnectorTerminal
B3092B512 <Without automatic drive positioner>2Existed
B513 <With automatic drive positioner>13
Is the inspection result normal?
Replace seat cushion pad. Refer to Disassembly and Assembly.
 
3.CHECK FRONT SEATBACK HEATER RH GROUND CIRCUIT (OPEN)
  1. Disconnect front seatback heater RH connector.
  2. Check continuity between front seatback heater RH harness connector and front seat heater RH harness connector.
    Front seatback heater RHFront seat heater RHContinuity
    ConnectorTerminalConnectorTerminal
    B3091B512 <Without automatic drive positioner>2Existed
    B513 <With automatic drive positioner>13
Is the inspection result normal?
Replace seatback pad. Refer to Disassembly and Assembly.
Replace seat cushion pad. Refer to Disassembly and Assembly.