DESCRIPTION
This DTC is stored when items controlled by the air conditioning amplifier assembly cannot be customized via the audio and visual system vehicle customization screen.
HINT:
The air conditioning amplifier assembly controls the air conditioning system related items that are customizable via the audio and visual system vehicle customization screen.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
---|---|---|---|
B15F5 |
Air Conditioner ECU Vehicle Information Reading/Writing Processor Malfunction |
Air conditioning amplifier assembly vehicle setting processing malfunction |
|
CAUTION / NOTICE / HINT
NOTICE:
When replacing the radio and display receiver assembly, always replace it with a new one. If a radio and display receiver assembly which was installed to another vehicle is used, the following may occur:
PROCEDURE
1. |
CHECK CAN COMMUNICATION SYSTEM |
(a) Use the Techstream to check if the CAN communication system is functioning normally.
Click here
OK:
CAN communication DTCs are not output.
NG |
GO TO CAN COMMUNICATION SYSTEM |
|
2. |
CHECK AIR CONDITIONING SYSTEM |
(a) Check if the air conditioning system is malfunctioning.
HINT:
Customization may not be possible depending on the malfunction in the air conditioning system.
OK:
No malfunctions are present in the air conditioning system.
NG |
GO TO AIR CONDITIONING SYSTEM (for Automatic Air Conditioning System with Top-mounted Air Conditioner Pressure Sensor) |
|
3. |
CHECK CUSTOMIZE ITEMS (for Automatic Air Conditioning System with Top-mounted Air Conditioner Pressure Sensor) |
(a) Make a note of the customizable items for the air conditioning system.
HINT:
The items shown as customizable via the audio and visual system vehicle customization screen can also be changed using the Techstream. In the following step, the Techstream will be used.
(1) To match-up the items on the audio and visual system vehicle customization screen with the items on the Techstream, check the customize parameters list for the air conditioning system related items that can be customized via the audio and visual system vehicle customization screen.
Click here
(b) Using the Techstream, confirm that it is possible to change the settings of the customize parameters that are available for customization via the audio and visual system vehicle customization screen.
OK:
The items available for customization via the audio and visual system vehicle customization screen can be customized successfully using the Techstream.
OK |
REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY |
NG |
REPLACE AIR CONDITIONING AMPLIFIER ASSEMBLY |
Toyota CH-R Service Manual > Navigation System: Display does not Dim when Light Control Switch is Turned ON
CAUTION / NOTICE / HINT
NOTICE:
Depending on the parts that are replaced during vehicle inspection or
maintenance, performing initialization, registration or calibration may
be needed. Refer to Precaution for Navigation System.
Click here
When replacing the radio ...
Toyota CH-R Service Manual > Seat Heater System: Seat Heater for Front Left Seat does not Operate
DESCRIPTION
When the seat heater switch on air conditioning control assembly is operated,
the seat heater control sub-assembly LH receives the signal. The seat heater control
sub-assembly LH receives the signal and operates the front seat heater.
WIRING DIAGRAM
for TMC Made
for TMMT Made
...