SYSTEM DIAGRAM
HINT:
Refer to following systems for details of the system diagram for Toyota Entune System.
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System Description
How To Proceed With TroubleshootingToyota CH-R Service Manual > Occupant Classification System: Front Occupant Classification Sensor LH Circuit Malfunction (B1780)
DESCRIPTION
The front occupant classification sensor LH circuit consists of the occupant
detection ECU and front in weight detection sensor sub-assembly.
DTC B1780 is stored when a malfunction is detected in the front in weight detection
sensor sub-assembly circuit.
DTC No.
...
Toyota CH-R Service Manual > Can Communication System: DCM Communication Stop Mode
DESCRIPTION
Detection Item
Symptom
Trouble Area
DCM Communication Stop Mode
Any of the following conditions are met:
Communication stop for "DCM" is indicated on the "Communication
Bus Check" screen ...