Toyota Corolla Cross: How To Troubleshoot Ecu Controlled Systems
Toyota Corolla Cross (2022-2024) Service Manual / General / Introduction / How To Troubleshoot Ecu Controlled Systems
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General Information
GENERAL INFORMATION
A large number of ECU controlled systems are used in this vehicle. In general,
ECU controlled systems are considered to be very intricate, requiring a high
level of techn
Electronic Circuit Inspection Procedure
ELECTRONIC CIRCUIT INSPECTION PROCEDURE
BASIC INSPECTION
(a) WHEN MEASURING RESISTANCE OF ELECTRONIC PARTS
(1) Unless otherwise stated, all resistance measurements are standard values
measured at
How To Proceed With Troubleshooting
HOW TO PROCEED WITH TROUBLESHOOTING
OPERATION FLOW
HINT:
Perform troubleshooting in accordance with the procedure below. The following
is an outline of basic troubleshooting procedure. Confirm th
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Electric Parking Brake Actuator (C13B800)
DESCRIPTION
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
Memory
Note
C13B800
Electric Parking Brake Actuator
Diagnosis Condition:
Electric parking brake operating
Ma
Ultrasonic Sensor (Front Right Corner) Component Internal Failure (C1AE496)
DESCRIPTION
The front corner ultrasonic sensor (FR sensor) is installed
on the front bumper. The clearance warning ECU assembly detects obstacles based
on signals it receives from the front corner ultrasonic sensor (FR sensor). If an
open circuit or other malfunction occurs in the front corne
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