Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Operation Check

Toyota Corolla Cross (2022-2025) Service Manual / Vehicle Interior / Seat / Seat Heater System / Operation Check

OPERATION CHECK

CHECK THERMOSTAT IN FRONT SEAT CUSHION HEATER ASSEMBLY LH

(a) Remove the front seat cushion heater assembly LH.

  • for Manual Seat:

    Click here

  • for Power Seat:

    Click here

(b) Remove the front seatback heater assembly LH.

  • for Manual Seat:

    Click here

  • for Power Seat:

    Click here

(c) Connect the B front seat cushion heater assembly LH connector and F front seatback heater assembly LH connector.

*a

Component without harness connected

(Front Seat Cushion Heater Assembly LH)

*b

Component without harness connected

(Front Seatback Heater Assembly LH)

(d) Apply auxiliary battery voltage and check the operation of the front seat heater according to the table below.

NOTICE:

To prevent the front seat heater from overheating, be sure to disconnect the auxiliary battery from the front seat heater immediately after this inspection is completed.

OK:

Auxiliary battery Connection

Specified Condition

Auxiliary battery positive (+) → Terminal q8-1
  • Front seat cushion heater temperature 30 to 50°C (86 to 122°F)
  • Front seatback heater temperature 30 to 50°C (86 to 122°F)

Auxiliary battery negative (-) → Terminal q8-2 and q8-3

CHECK THERMOSTAT IN FRONT SEAT CUSHION HEATER ASSEMBLY RH

(a) Remove the front seat cushion heater assembly RH.

Click here

(b) Remove the front seatback heater assembly RH.

Click here

(c) Connect the C front seat cushion heater assembly RH connector and G front seatback heater assembly RH connector.

*a

Component without harness connected

(Front Seat Cushion Heater Assembly RH)

*b

Component without harness connected

(Front Seatback Heater Assembly RH)

(d) Apply auxiliary battery voltage and check the operation of the front seat heater according to the table below.

NOTICE:

To prevent the front seat heater from overheating, be sure to disconnect the auxiliary battery from the front seat heater immediately after this inspection is completed.

OK:

Auxiliary battery Connection

Specified Condition

Auxiliary battery positive (+) → Terminal O196-6
  • Front seat cushion heater temperature 30 to 50°C (86 to 122°F)
  • Front seatback heater temperature 30 to 50°C (86 to 122°F)

Auxiliary battery negative (-) → Terminal O196-7 and O196-5

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