Toyota Corolla Cross: How To Troubleshoot Ecu Controlled Systems
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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
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
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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INSTALLATION CAUTION / NOTICE / HINT COMPONENTS (INSTALLATION)
Procedure Part Name Code
1 LOW PITCHED HORN ASSEMBLY
86520 -
- -
2 NO. 1 RADIATOR TO SUPPORT SEAL
16561C -
- -
3 LOWER NO. 2 FRONT BUMPER RETAINER
52527C
DESCRIPTION
The airbag ECU assembly has a built-in yaw rate and acceleration
sensor.
Code
Tester Display
Measurement Item
Trouble Area
Output ECU
X204C
Zero Point Calibration of Yaw Rate Sensor Undone
H
General Information
Installation
