Toyota Camry (XV70): No Cool Air Comes Out
DESCRIPTION
If warm air blows from the registers regardless of the temperature setting of the air conditioning system, the following suspected areas may be the cause.
|
Symptom | Factor |
|---|---|
|
No cool air comes out (Blower control is normal) |
|
- *1: for A25A-FKS
- *2: for 2GR-FKS
PROCEDURE
|
1. | CHECK SWITCH INDICATOR |
(a) Operate each switch on the air conditioning control panel and check that the switch indicators operate normally.
OK:
All switch indicators operate normally.
| NG | .gif) | GO TO OTHER DIAGNOSIS PROCEDURE (Operation not Accepted Even If Air Conditioning Switch is Operated) |
|
.gif)
| 2. |
PERFORM ACTIVE TEST USING TECHSTREAM |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Air Conditioner / Active Test.
(e) Perform the Active Test according to the display on the Techstream.
Body Electrical > Air Conditioner > Active Test|
Tester Display | Measurement Item |
Control Range | Diagnostic Note |
|---|---|---|---|
|
Air Mix Servo Targ Pulse(D) |
No. 1 air conditioning radiator damper servo sub-assembly (driver side air mix*1 or air mix*2) pulse |
Min.: 128 Max.: 383 |
Operates between 165 to 257 pulses |
|
Air Mix Servo Targ Pulse(P) |
No. 1 air conditioning radiator damper servo sub-assembly (front passenger side air mix) pulse*1 |
Min.: 128 Max.: 383 |
Operates between 255 to 347 pulses |
|
Air Outlet Servo Pulse (D) |
No. 1 air conditioning radiator damper servo sub-assembly (mode) pulse |
Min.: 128 Max.: 383 |
Operates between 241 to 348 pulses |
|
Air Inlet Damper Targ Pulse |
No. 1 blower damper servo sub-assembly pulse |
Min.: 128 Max.: 383 |
Operates between 220 to 256 pulses |
|
A/O Servo Pulse(Rr D) | No. 2 air conditioning radiator damper servo sub-assembly pulse*3 |
Min.: 128 Max.: 383 |
Operates between 158 to 260 pulses |
- *1: for Dual Type
- *2: for Single Type
- *3: w/ Rear Center Register
|
Tester Display |
|---|
| Air Mix Servo Targ Pulse(D) |
|
Tester Display |
|---|
| Air Mix Servo Targ Pulse(P) |
|
Tester Display |
|---|
| Air Outlet Servo Pulse (D) |
|
Tester Display |
|---|
| Air Inlet Damper Targ Pulse |
|
Tester Display |
|---|
| A/O Servo Pulse(Rr D) |
OK:
Each damper servo motor operates.
| OK | | INSPECT REFRIGERANT PRESSURE WITH MANIFOLD GAUGE SET |
| NG | | GO TO DTC TROUBLESHOOTING PROCEDURE FOR MALFUNCTIONING DAMPER SERVO MOTOR |
READ NEXT:
Air Vent cannot be Switched
DESCRIPTION If the air outlet mode does not change even though the air outlet display changes, the following suspected areas may be the cause.
Symptom Factor
Air outlet mode cannot be ch
Air Vent Temperature does not Change and Right Vent is Different from Left and Vice Versa (Same Left/Right Temperature Setting)
DESCRIPTION If the temperature of the air that blows from the left and right front registers differs, even though the same temperature is set for both sides, the following suspected areas may be the c
No Warm Air Comes Out
DESCRIPTION If cool air blows from the registers regardless of the temperature setting of the air conditioning system, the following suspected areas may be the cause.
Symptom Factor
SEE MORE:
Inside rear view mirror
The rear view mirror's position can be adjusted to enable sufficient
confirmation of the rear view.
Adjusting the height of rear view mirror
The height of the rear view mirror can be adjusted to suit your driving
posture.
Adjust the height of the rear view
mirror by moving it up and down.
Periodic maintenance
Introduction of periodic maintenance
The following tables show the normal maintenance schedule. Depending upon
weather and atmospheric conditions,
varying road surfaces, individual driving habits and vehicle usage, additional
or more frequent maintenance
may be required.
Periodic maintenan
