DIAGNOSIS SYSTEM
DESCRIPTION
Air conditioning system data and Diagnostic Trouble Codes (DTCs) can be read through the Data Link Connector 3 (DLC3) of the vehicle. When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform troubleshooting.
CHECK DLC3
Check the DLC3.
Click here
Toyota CH-R Service Manual > Occupant Classification System: Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Occupant Classification System
DTC No.
Detection Item
Link
B1771
Passenger Side Buckle Switch Circuit Malfunction
B1780
Front Occupant Classification Sensor LH Circui ...
Toyota CH-R Service Manual > Air Conditioning System(for Automatic Air Conditioning System With Side-mounted
Air Conditioner Pressure Sensor): Diagnostic Trouble Code Chart
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:
Open in cooler th ...