- Compressor with motor assembly malfunction
- Refrigerant pressure malfunction
- Lack of refrigerant gas
- Dirty cooler condenser
- Cooling fan system malfunction
- Air mix damper and link operation (jamming)
- No. 1 cooler thermistor (determined as cold, conflicting with actual temperature)
- Warm air flow
| Last Modified: 05-08-2025 | 6.11:8.1.0 | Doc ID: RM100000001FPHO |
| Model Year Start: 2019 | Model: RAV4 HV | Prod Date Range: [11/2018 - 02/2019] |
| Title: HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM (for HV Model): No Cooling at All; 2019 MY RAV4 HV [11/2018 - 02/2019] | ||
|
No Cooling at All |
DESCRIPTION
If cool air is not discharged (air is discharged), the following malfunctions are possible.
|
Malfunction Status |
Factor |
|---|---|
|
Cool air is not discharged (air is discharged) |
|
PROCEDURE
|
1. |
CHECK AIR CONDITIONING CONTROL ASSEMBLY (SWITCH INDICATOR) |
(a) Operate each switch on the air conditioning control assembly to check that the switch indicators are illuminated normally.
OK:
Switch indicators are illuminated normally.
| NG |
|
GO TO OPERATION NOT ACCEPTED EVEN IF AIR CONDITIONING SWITCH IS OPERATED |
|
|
2. |
PERFORM ACTIVE TEST USING TECHSTREAM (SERVO PULSE) |
(a) Connect the Techstream to the DLC3.
(b) Turn the power switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Air Conditioner / Active Test.
(e) Check the operation by referring to the table below.
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) 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 |
Min.: 128 Max.: 383 |
Operates between 255 to 347 pulses |
Body Electrical > Air Conditioner > Active Test
|
Tester Display |
|---|
|
Air Mix Servo Targ Pulse(D) |
Body Electrical > Air Conditioner > Active Test
|
Tester Display |
|---|
|
Air Mix Servo Targ Pulse(P) |
OK:
Damper servo motor is operated.
| OK |
|
| NG |
|
GO TO DIAGNOSTIC TROUBLE CODE CHART (FOR SERVO MOTOR OF APPLICABLE ABNORMAL OPERATION) |
|
|