Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Steering Sensor Signal Malfunction (C1784)

DESCRIPTION

Steering sensor signals are sent to the absorber control ECU via CAN communication.

If a communication error is detected, DTC C1784 is stored.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

Warning Indicate

Memory

C1784

Steering Sensor Signal Malfunction

A steering sensor communication error is detected, or a steering sensor power malfunction is detected for 5 seconds or more.

Electronically controlled brake system

Does not come on

Yes

(Under some of the detection conditions (sensor power +B open malfunction is detected), DTC is not stored.)

PROCEDURE

1.	GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM

(a) Go to electronically controlled brake system.

Click here

END

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Safety Connect System(for Gasoline Model): Diagnostic Trouble Code Chart
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Toyota Avalon (XX50) 2019-2022 Owners Manual