Toyota 4Runner: Steering Angle Sensor Circuit Malfunction (C1884/84)

Toyota 4Runner Service Manual / Suspension / Suspension Control / Kinetic Dynamic Suspension System / 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	Trouble Area
C1884/84	Either condition is met: The stabilizer control ECU receives an error signal from the steering sensor for 5 seconds. A steering sensor BAT terminal open circuit malfunction signal is continuously received for 5 seconds.	Steering angle sensor (Spiral cable sub-assembly) CAN communication system Stabilizer control ECU

CAUTION / NOTICE / HINT

HINT:

If DTC U0126/71 and C1884/84 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 steering angle 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

Accumulator Solenoid Malfunction / Upside (C1831/31,C1832/32)

DESCRIPTION The stabilizer control ECU receives information from the steering angle sensor, skid control ECU (speed signal) and yaw rate and acceleration sensor via CAN communication. Based on th ...

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 ...

Other materials about Toyota 4Runner:

If the shift lever cannot be shifted from P
If the shift lever cannot be shifted with your foot on the brake pedal, there may be a problem with the shift lock system (a system to prevent accidental operation of the shift lever). Have the vehicle inspected by your Toyota dealer immediately. The fo ...

ECU Power Source Circuit
DESCRIPTION This circuit provides power to operate the transponder key ECU assembly. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits related to this system before performing the following inspection procedure. PROCEDURE ...