Toyota Avalon (XX50): Rear Seat Cushion Heater

Components

COMPONENTS

ILLUSTRATION

*1

SPARE WHEEL COVER ASSEMBLY

-

-

ILLUSTRATION

-

*A

for Gasoline Model

*B

for HV Model

*1

LUGGAGE COMPARTMENT INNER TRIM PAD

*2

REAR CENTER SEAT OUTER BELT ASSEMBLY

*3

REAR SEAT CUSHION ASSEMBLY

*4

REAR SEAT CUSHION LOCK HOOK

Non-reusable part

-

-

ILLUSTRATION

*A

for Gasoline Model

-

-

*1

BENCH TYPE REAR SEAT CUSHION COVER

*2

CHILD RESTRAINT SEAT BASE COVER

*3

CHILD RESTRAINT SEAT COVER

*4

REAR SEAT CUSHION HEATER ASSEMBLY

*5

REAR SEAT CUSHION PAD SUB-ASSEMBLY

*6

HOG RING

*7

TAG PIN

-

-

Non-reusable part

-

-

ILLUSTRATION

*A

for HV Model

-

-

*1

BENCH TYPE REAR SEAT CUSHION COVER

*2

CHILD RESTRAINT SEAT BASE COVER

*3

CHILD RESTRAINT SEAT COVER

*4

REAR SEAT CUSHION HEATER ASSEMBLY

*5

REAR SEAT CUSHION PAD SUB-ASSEMBLY

*6

HOG RING

*7

TAG PIN

-

-

Non-reusable part

-

-

Inspection

INSPECTION

PROCEDURE

1. INSPECT REAR SEAT CUSHION HEATER ASSEMBLY (for LH Side)

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

A-1 - K57-2

Seat heater temperature 23 °C (73 °F)

4.61 to 5.64 Ω

A-1 - K57-1

Seat heater temperature 23 °C (73 °F)

4.61 to 5.64 Ω

A-2 - K57-2

Always

Below 1 Ω

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

*a

Component without harness connected

(Rear Seat Cushion Heater Assembly)

2. INSPECT REAR SEAT CUSHION HEATER ASSEMBLY (for RH Side)

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

C-1 - K58-2

Seat heater temperature 23 °C (73 °F)

4.61 to 5.64 Ω

C-1 - K58-1

Seat heater temperature 23 °C (73 °F)

4.61 to 5.64 Ω

C-2 - K58-2

Always

Below 1 Ω

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

*a

Component without harness connected

(Rear Seat Cushion Heater Assembly)

Installation

INSTALLATION

CAUTION / NOTICE / HINT

CAUTION:

Wear protective gloves. Sharp areas on the seat frame may injure your hands.

PROCEDURE

1. INSTALL REAR SEAT CUSHION HEATER ASSEMBLY

(a) Install the rear seat cushion heater assembly to the bench type rear seat cushion cover with 19 new tag pins.

2. INSTALL BENCH TYPE REAR SEAT CUSHION COVER

Click here

3. INSTALL CHILD RESTRAINT SEAT BASE COVER

Click here

4. INSTALL CHILD RESTRAINT SEAT COVER

Click here

5. INSTALL REAR SEAT CUSHION LOCK HOOK

Click here

6. INSTALL REAR SEAT CUSHION ASSEMBLY

Click here

7. CONNECT REAR CENTER SEAT OUTER BELT ASSEMBLY

Click here

8. INSTALL LUGGAGE COMPARTMENT INNER TRIM PAD

Click here

9. INSTALL SPARE WHEEL COVER ASSEMBLY

Click here

10. CHECK SEAT HEATER

for HV Model:

Click here

for Gasoline Model:

Click here

Removal

REMOVAL

CAUTION / NOTICE / HINT

CAUTION:

Wear protective gloves. Sharp areas on the parts may injure your hands.

PROCEDURE

1. REMOVE SPARE WHEEL COVER ASSEMBLY

Click here

2. REMOVE LUGGAGE COMPARTMENT INNER TRIM PAD

Click here

3. DISCONNECT REAR CENTER SEAT OUTER BELT ASSEMBLY

Click here

4. REMOVE REAR SEAT CUSHION ASSEMBLY

Click here

5. REMOVE REAR SEAT CUSHION LOCK HOOK

Click here

6. REMOVE CHILD RESTRAINT SEAT COVER

Click here

7. REMOVE CHILD RESTRAINT SEAT BASE COVER

Click here

8. REMOVE BENCH TYPE REAR SEAT CUSHION COVER

Click here

9. REMOVE REAR SEAT CUSHION HEATER ASSEMBLY

(a) Remove the 19 tag pins and rear seat cushion heater assembly from the bench type rear seat cushion cover.

HINT:

Use the same procedure for the RH side and LH side.

Rear Seat Assembly

Rear Seat Reclining Control Cable

See More:

Toyota Avalon (XX50) 2019-2022 Owners Manual > Steps to take in an emergency: If your vehicle overheats
The following may indicate that your vehicle is overheating. The needle of the engine coolant temperature gauge enters the red zone or a loss of engine power is experienced. (For example, the vehicle speed does not increase.) "Engine Coolant Temp High Stop in a Safe Place See Owner's Manual" is sho ...

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual

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