Lexus ES manuals

Lexus ES: (Horizontality) G Sensor Malfunction (C1787)

DESCRIPTION

The absorber control ECU receives a signal from the yaw rate and acceleration sensor (airbag ECU assembly) via CAN communication.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

Warning Indicate

Memory

C1787

(Horizontality) G Sensor Malfunction

While the engine switch is on (IG), yaw rate and acceleration sensor (airbag ECU assembly) malfunction signal is detected for 1 second or more.

Electronically controlled brake system

Does not come on

Yes

PROCEDURE

1.

GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM

(a) Go to electronically controlled brake system.

Click here

NEXT

END

READ NEXT:

 Vehicle Identification Malfunction (C1789)

DESCRIPTION When the absorber control ECU has not acquired the vehicle identification information, DTC C1789 is stored. When the vehicle identification information is correctly acquired, this DTC is c

 Lost Communication With ECM/PCM "A" (U0100-U0122,U0124,U0126,U1103)

DESCRIPTION The absorber control ECU receives signals from the ECM, skid control ECU (brake actuator assembly), airbag ECU assembly, steering sensor and engine stop and start ECU* via CAN communicatio

 Front Acceleration Sensor

SEE MORE:

 G Sensor Failure (C1647)

DESCRIPTION The clearance warning sonar ECU assembly communicates with the airbag sensor assembly (yaw rate and acceleration sensor) via CAN communication, and if it is determined that the airbag sensor assembly (yaw rate and acceleration sensor) is malfunctioning, DTC C1647 is stored. DTC No.

 Freeze Frame Data

FREEZE FRAME DATA DESCRIPTION (a) Whenever a road sign assist system DTC is stored, the forward recognition camera stores the current vehicle state (ECU and sensor information) as Freeze Frame Data. CHECK FREEZE FRAME DATA (a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG). (

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