Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Air Vent cannot be Switched

Toyota Corolla Cross (2022-2024) Service Manual / Vehicle Interior / Heating / Air Conditioning / Air Conditioning System (for Hev Model) / Air Vent cannot be Switched

DESCRIPTION

If the air outlet mode does not change even though the air outlet display changes, the following factors may be the cause.

Symptom

Factor

Air outlet mode cannot be changed

  • (Air outlet display changes)
  • No. 1 air conditioning radiator damper servo sub-assembly malfunction
  • No. 2 air conditioning radiator damper servo sub-assembly malfunction
  • Damper link disconnection
  • Air conditioner unit assembly malfunction

PROCEDURE

1.

CHECK AIR OUTLET SERVO MOTOR

(a) Confirm for which seat the air outlet mode cannot be changed.

Result

Proceed to

The air outlet mode for the front seats cannot be changed

A

The air outlet mode for the rear seats cannot be changed

B
B

GO TO STEP 4

A

2.

CHECK NO. 1 AIR CONDITIONING RADIATOR DAMPER SERVO SUB-ASSEMBLY

(a) Check that the No. 1 air conditioning radiator damper servo sub-assembly is installed correctly.

OK:

The No. 1 air conditioning radiator damper servo sub-assembly is installed correctly.

NG

INSTALL NO. 1 AIR CONDITIONING RADIATOR DAMPER SERVO SUB-ASSEMBLY

OK

3.

CHECK FOR DTC

(a) Check for DTCs.

Body Electrical > Air Conditioner > Trouble Codes

Result

Proceed to

B140287 and B14037F are not output

A

B140287 is output

B

B14037F is output

C
A

REPLACE AIR CONDITIONING RADIATOR ASSEMBLY

B

GO TO DTC B140287

C

GO TO DTC B14037F

4.

CHECK NO. 2 AIR CONDITIONING RADIATOR DAMPER SERVO SUB-ASSEMBLY

(a) Check that the No. 2 air conditioning radiator damper servo sub-assembly is installed correctly.

OK:

The No. 2 air conditioning radiator damper servo sub-assembly is installed correctly.

NG

INSTALL NO. 2 AIR CONDITIONING RADIATOR DAMPER SERVO SUB-ASSEMBLY

OK

5.

CHECK FOR DTC

(a) Check for DTCs.

Body Electrical > Air Conditioner > Trouble Codes

Result

Proceed to

B13AA87 and B13AB7F are not output

A

B13AA87 is output

B

B13AB7F is output

C
A

REPLACE AIR CONDITIONING RADIATOR ASSEMBLY

B

GO TO DTC B13AA87

C

GO TO DTC B13AB7F

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