SYSTEM DIAGRAM

Parts Location
How To Proceed With TroubleshootingToyota CH-R Service Manual > Horn System: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms. If multiple
suspected areas are listed, the potential causes of the symptoms are listed in order
of probability in the "Suspected Area" column of the table. Check each symptom by
check ...
Toyota CH-R Service Manual > Can Communication System: ECU Malfunction (B1003)
DESCRIPTION
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
Note
B1003
ECU Malfunction
A malfunction in the non-volatile storage of the central gateway ECU
(network gateway ECU) is detected ...