RX400h · Service Manual BODY

INSPECTION

Inspection


INSPECT FRONT SEAT CUSHION HEATER LH

  1. B068349E01
    Measure the resistance according to the value(s) in the table below.

    Resistance:
    Tester Connection
    Condition
    Specified Condition
    A-1 - B-1
    Seat heater temp. below 25 to 35°C (77 to 95°F)
    8,000 to 8,400 Ω
    A-1 - B-1
    Seat heater temp. 46 to 54°C (115 to 129°F)
    3,900 to 4,300 Ω
    A-2 - A-3
    Seat heater temp. below 25 to 35°C (77 to 95°F)
    Below 1 Ω
    A-2 - A-3
    Seat heater temp. 46 to 54°C (115 to 129°F)
    10 kΩ or higher (thermostat OFF)
    A-4 - B-2
    Always
    Below 1 Ω

    If the result is not as specified, replace the front seat cushion heater.


INSPECT FRONT SEAT CUSHION HEATER RH

  1. B068349E01
    Measure the resistance according to the value(s) in the table below.

    Resistance:
    Tester Connection
    Condition
    Specified Condition
    A-1 - B-1
    Seat heater temp. below 25 to 35°C (77 to 95°F)
    8,000 to 8,400 Ω
    A-1 - B-1
    Seat heater temp. 46 to 54°C (115 to 129°F)
    3,900 to 4,300 Ω
    A-2 - A-3
    Seat heater temp. below 25 to 35°C (77 to 95°F)
    Below 1 Ω
    A-2 - A-3
    Seat heater temp. 46 to 54°C (115 to 129°F)
    10 kΩ or higher (thermostat OFF)
    A-4 - B-2
    Always
    Below 1 Ω

    If the result is not as specified, replace the front seat cushion heater.

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