Toyota 4Runner: Sending Malfunction (Navigation to APGS) (U0073,U0140)

Toyota 4Runner Service Manual / Audio / Visual / Telematics / Navigation / Multi Info Display / Navigation System / Sending Malfunction (Navigation to APGS) (U0073,U0140)

DESCRIPTION

These DTCs are stored when a malfunction occurs in the CAN communication circuit.

DTC No.	DTC Detection Condition	Trouble Area
U0073	CAN reception error	CAN communication system
U0140	CAN reception error	CAN communication system

PROCEDURE

CHECK DTC

(a) Clear the DTCs (See page ).

(b) Recheck for DTCs and check if the same DTCs are output again.

OK:

No DTCs are output.

USE SIMULATION METHOD TO CHECK

GO TO CAN COMMUNICATION SYSTEM

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