DIAGNOSTIC TROUBLE CODE CHART
AIR CONDITIONING SYSTEM
DTC No. |
Detection Item |
DTC Detection Condition |
Link |
---|---|---|---|
B1411 |
Room Temperature Sensor Circuit |
Any of the following conditions is met:
|
|
B1412 |
Ambient Temperature Sensor Circuit |
When the air conditioning amplifier assembly receives out-of-range outside temperature sensor data from the combination meter assembly. |
|
B1413 |
Evaporator Temperature Sensor Circuit |
Any of the following conditions is met:
|
|
B1423 |
Pressure Sensor Circuit |
Any of the following conditions is met:
|
|
B1441 |
Air Mix Damper Control Servo Motor Circuit (Passenger Side) |
Any of the following conditions is met:
|
|
B1442 |
Air Inlet Damper Control Servo Motor Circuit |
Any of the following conditions is met:
|
|
B1443 |
Air Outlet Damper Control Servo Motor Circuit |
Any of the following conditions is met:
|
|
B1446 |
Air Mix Damper Control Servo Motor Circuit (Driver Side) |
Any of the following conditions is met:
|
|
B1451 |
Compressor Solenoid Circuit |
Any of the following conditions is met:
|
|
B1453 |
Air Outlet Damper Cool Control Servo Motor Circuit (Driver Side) |
Any of the following conditions is met:
|
|
B1454 |
Air Outlet Damper Cool Control Servo Motor Circuit (Passenger Side) |
Any of the following conditions is met:
|
|
B14B2 |
Lost Communication with Front Panel LIN |
Lost communication with air conditioning control assembly |
|
B14B9 |
Open in Ion Generator Circuit |
Open in ion generator sub-assembly circuit |
|
U0100 |
Lost Communication with ECM |
No communication with ECM |
|
U0131 |
Lost Communication with Electric Power Steering ECU |
No communication with power steering ECU assembly |
|
U0142 |
Lost Communication with Main Body ECU |
No communication with main body ECU (multiplex network body ECU) |
|
U0155 |
Lost Communication with Combination Meter |
No communication with combination meter assembly |
|
Toyota CH-R Service Manual > Airbag System: Center Airbag Sensor Assembly Malfunction (B1000/31)
DESCRIPTION
The airbag sensor assembly consists of the acceleration sensor, safing sensor,
drive circuit, diagnosis circuit, ignition control, etc.
If the airbag sensor assembly receives signals from the acceleration sensor and
pressure sensor, it determines whether the airbags and pretensione ...
Toyota CH-R Service Manual > Smart Key System(for Entry Function): Entry Exterior Alarm does not Sound
DESCRIPTION
The smart key system (for Entry Function) uses the wireless door lock buzzer
to perform various vehicle exterior warnings. When the conditions of each warning
are met, the certification ECU (smart key ECU assembly) sends a buzzer activation
request signal to the main body ECU (mul ...