DESCRIPTION
Detection Item |
Symptom |
Trouble Area |
---|---|---|
Air Conditioning Amplifier Communication Stop Mode |
Any of the following conditions are met:
|
|
WIRING DIAGRAM
w/ Top-mounted Air Conditioner Pressure Sensor
w/ Side-mounted Air Conditioner Pressure Sensor
CAUTION / NOTICE / HINT
NOTICE:
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DTC check procedure: Turn the ignition switch to ON and wait at least approximately 20 seconds.
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HINT:
PROCEDURE
1. |
CHECK VEHICLE TYPE |
(a) Check vehicle type.
Result |
Proceed to |
---|---|
w/ Top-mounted Air Conditioner Pressure Sensor |
A |
w/ Side-mounted Air Conditioner Pressure Sensor |
B |
B |
GO TO STEP 4 |
|
2. |
CHECK FOR OPEN IN CAN BUS LINES (AIR CONDITIONING AMPLIFIER ASSEMBLY BRANCH LINE) |
(a) Disconnect the cable from the negative (-) battery terminal.
(b) Disconnect the air conditioning amplifier assembly connector.
(c) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
NG |
REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (AIR CONDITIONING AMPLIFIER ASSEMBLY) |
|
3. |
CHECK HARNESS AND CONNECTOR (POWER SOURCE CIRCUIT) |
(a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
(b) Reconnect the cable to the negative (-) battery terminal.
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
F72-1 (B) - Body ground |
Always |
11 to 14 V |
F72-5 (IG+) - Body ground |
Ignition switch ON |
11 to 14 V |
OK |
REPLACE AIR CONDITIONING AMPLIFIER ASSEMBLY |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR (POWER SOURCE CIRCUIT) |
4. |
CHECK FOR OPEN IN CAN BUS LINES (AIR CONDITIONING AMPLIFIER ASSEMBLY BRANCH LINE) |
(a) Disconnect the cable from the negative (-) battery terminal.
(b) Disconnect the air conditioning amplifier assembly connector.
(c) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
NG |
REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (AIR CONDITIONING AMPLIFIER ASSEMBLY) |
|
5. |
CHECK HARNESS AND CONNECTOR (POWER SOURCE CIRCUIT) |
(a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
(b) Reconnect the cable to the negative (-) battery terminal.
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
F139-1 (B) - Body ground |
Always |
11 to 14 V |
F139-2 (IG+) - Body ground |
Ignition switch ON |
11 to 14 V |
OK |
REPLACE AIR CONDITIONING AMPLIFIER ASSEMBLY |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR (POWER SOURCE CIRCUIT) |
Toyota CH-R Owners Manual > Air conditioning system: Air outlets
■ Location of air outlets The air outlets and air
volume change according to the selected airflow mode.
■ Adjusting the position of and opening and closing the air outlets
Direct air flow to the left or right, up or down.
Turn the knob to open or close the vent.
■Using auto ...
Toyota CH-R Service Manual > Introduction: How To Use This Manual
General Information
GENERAL INFORMATION
GENERAL DESCRIPTION
(a) Repair operations can be separated mainly into the following 3 processes:
(1) Diagnosis.
(2) Removing/Installing, Replacing, Disassembling/Reassembling, Checking and
Adjusting.
(3) Final Inspection.
(b) The following procedur ...