Toyota 4Runner: Zero Point Calibration of Acceleration Sensor Undone (C1879/79)

Toyota 4Runner Service Manual / Suspension / Suspension Control / Kinetic Dynamic Suspension System / 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 Detection Condition	Trouble Area
C1879/79	A signal indicating that the yaw rate and acceleration sensor zero point calibration has not been performed is continuously received from the skid control ECU for 5 seconds.	Brake control system (Yaw rate and acceleration sensor zero point calibration) Stabilizer control ECU

CAUTION / NOTICE / HINT

HINT:

When this DTC is output, obtain the calibration value of the yaw rate and acceleration sensor zero point first.

PROCEDURE

1.	PERFORM ZERO POINT CALIBRATION

(a) Perform brake control system calibration (See page ).

2.	RECONFIRM DTC

(a) Clear the DTCs (See page ).

(b) Check for DTCs (See page ).

Result

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

REPLACE STABILIZER CONTROL ECU

END

Acceleration Sensor Circuit Malfunction (C1887/87)

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