Toyota Camry (XV70): Operation not Accepted Even If Air Conditioning Switch is Operated
DESCRIPTION
If the air conditioning system cannot be operated using the air conditioning control assembly, the following suspected areas may be the cause.
|
Symptom | Factor |
|---|---|
|
Air conditioning system cannot be operated using air conditioning control assembly
|
|
WIRING DIAGRAM
PROCEDURE
| 1. |
CHECK FOR DTC |
(a) Check for DTCs.
Body Electrical > Air Conditioner > Trouble CodesOK:
DTC B14B2 is not output.
| NG | .gif) | GO TO DTC B14B2 |
|
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| 2. |
CHECK HARNESS AND CONNECTOR (AIR CONDITIONING AMPLIFIER ASSEMBLY - BATTERY AND BODY GROUND) |
|
*a | Front view of wire harness connector (to Air Conditioning Amplifier Assembly) |
(a) Disconnect the K54 air conditioning amplifier assembly connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection | Condition |
Specified Condition |
|---|---|---|
|
K54-4 (GND) - Body ground |
Always | Below 1 ? |
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
|
Tester Connection | Switch Condition |
Specified Condition |
|---|---|---|
|
K54-1 (B) - Body ground |
Always | 11 to 14 V |
|
K54-2 (IG+) - Body ground |
Ignition switch ON | 11 to 14 V |
|
Ignition switch off | Below 1 V |
| OK | | REPLACE AIR CONDITIONING AMPLIFIER ASSEMBLY |
| NG | | REPAIR OR REPLACE HARNESS OR CONNECTOR |
READ NEXT:
SEE MORE:
Dtc Check / Clear
DTC CHECK / CLEAR CHECK DTC (a) Connect the GTS to the DLC3.
(b) Turn the ignition switch to ON. (c) Turn the intuitive parking assist system on.
(d) Turn the GTS on. (e) Enter the following menus: Body Electrical / Clearance Warning / Trouble Codes.
(f) Check for DTCs. Body Electrical > Cl
Removal
REMOVAL CAUTION / NOTICE / HINT
The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during flow shutting valve (water by-pass hose assembly) removal/installation are shown below. Necessary Proc
