Problem Symptoms TableToyota CH-R Service Manual > Continuously Variable Transaxle System: Lost Communication with Lateral Acceleration Sensor Module (U0124)
DESCRIPTION
The ECM receives signals sent from the airbag sensor assembly (yaw rate and acceleration
sensor) via CAN communication. When DTCs indicating a CAN communication system malfunction
are output, repair the CAN communication system before repairing each corresponding
ECU or sensor.
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Toyota CH-R Service Manual > Horn System: Data List / Active Test
DATA LIST / ACTIVE TEST
PERFORM ACTIVE TEST
HINT:
Using the Techstream to perform Active Tests allows relays, VSVs, actuators and
other items to be operated without removing any parts. This non-intrusive functional
inspection can be very useful because intermittent operation may be discovered ...