Toyota 4Runner: Speed Sensor Circuit Malfunction (C1883/83)

Toyota 4Runner Service Manual / Suspension / Suspension Control / Kinetic Dynamic Suspension System / Speed Sensor Circuit Malfunction (C1883/83)

DESCRIPTION

The stabilizer control ECU receives the speed signal from the skid control ECU via CAN communication.

DTC Code	DTC Detection Condition	Trouble Area
C1883/83	The stabilizer control ECU continuously receives a speed sensor malfunction signal from the skid control ECU for 1 second.	Brake control system CAN communication system Stabilizer control ECU

CAUTION / NOTICE / HINT

HINT:

If DTC U0122/71 and C1883/83 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 speed 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)

2.	RECONFIRM 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

Power Supply Voltage Malfunction (C1882/82)

DESCRIPTION The stabilizer control ECU recognizes the ignition switch ON signal based on the voltage input to the IG terminal. DTC Code DTC Detection Condition Tro ...

KDSS ECU Malfunction (C1881/81)

DESCRIPTION The stabilizer control ECU stores DTC C1881/81 when internal ECU malfunctions occur. DTC Code DTC Detection Condition Trouble Area C18 ...

Other materials about Toyota 4Runner:

Fuel pump shut off system
To minimize the risk of fuel leakage when the engine stalls or when an airbag inflates upon collision, the fuel pump shut off system stops the supply of fuel to the engine. Follow the procedure below to restart the engine after the system is activated. ...

Freeze Frame Data
FREEZE FRAME DATA 1. FREEZE FRAME DATA (a) Whenever a DTC is stored, the skid control ECU stores the current vehicle (sensor) state as freeze frame data. (b) The skid control ECU stores the number of times (maximum: 31) the ignition switch has been turn ...