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:
Click here
Click here
DTC check procedure: Turn the ignition switch to ON and wait at least approximately 20 seconds.
Click here
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 Service Manual > Airbag System: Precaution
PRECAUTION
HINT:
In the airbag system, the parts listed below are collectively referred to as
the airbag sensors.
Airbag sensor assembly
Front airbag sensor
Door side airbag sensors
No. 1 side airbag sensor
Floor side airbag sensor
No. 2 side airbag sensor
...
Toyota CH-R Owners Manual > Driving procedures: Engine (ignition) switch (vehicles without a smart key system)
Starting the engine
Check that the parking brake is set.
Check that the shift lever is in P.
Firmly depress the brake pedal.
Turn the engine switch to the "START" position to start the engine.
Changing the engine switch positions
"LOCK"
The steering wheel is lo ...