Toyota 4Runner: Acceleration Sensor Circuit Malfunction (C1887/87)

Toyota 4Runner Service Manual / Suspension / Suspension Control / Kinetic Dynamic Suspension System / Acceleration Sensor Circuit Malfunction (C1887/87)

DESCRIPTION

The stabilizer control ECU receives forward, backward and lateral acceleration information from the yaw rate and acceleration sensor via CAN communication.

DTC Code	DTC Detection Condition	Trouble Area
C1887/87	The stabilizer control ECU receives an error signal from the yaw rate sensor for 1 second.	Yaw rate and acceleration sensor CAN communication system Stabilizer control ECU

CAUTION / NOTICE / HINT

HINT:

If DTC U0124/71 and C1887/87 are output at the same time, perform the inspection necessary for the CAN communication system first (See page ).

PROCEDURE

1.	CHECK DTC (VEHICLE STABILITY CONTROL SYSTEM)

(a) Check for yaw rate and acceleration sensor malfunction DTCs (See page ).

Result

Result	Proceed to
DTC is not output	A
DTC is output	B

GO TO VEHICLE STABILITY CONTROL SYSTEM (DIAGNOSTIC TROUBLE CODE CHART)

CHECK DTC

(a) Clear the DTCs (See page ).

(b) Perform a road test.

Result

Result	Proceed to
DTC is not output	A
DTC is output	B

USE SIMULATION METHOD TO CHECK

REPLACE STABILIZER CONTROL ECU

Steering Angle Sensor Circuit Malfunction (C1884/84)

DESCRIPTION The stabilizer control ECU receives steering angle information from the steering angle sensor via CAN communication. DTC Code DTC Detection Condition T ...

Zero Point Calibration of Acceleration Sensor Undone (C1879/79)

DESCRIPTION The stabilizer control ECU receives the yaw rate and acceleration sensor zero point information from the skid control ECU via CAN communication. DTC Code DTC Dete ...

Other materials about Toyota 4Runner:

Door Courtesy Switch Circuit
DESCRIPTION The side auto step controller ECU assembly receives the door open/closed signal from each door courtesy light switch via the side auto step switch assembly. WIRING DIAGRAM CAUTION / NOTICE / HINT HINT: Inspection should be performed on the ...

Black Screen
PROCEDURE 1. CHECK DISPLAY SETTING (a) Check that the display is not in screen off mode. OK: The display setting is not in screen off mode. NG CHANGE SCREEN TO SCREEN ON MODE ...