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

Toyota 4Runner Service Manual / Audio / Visual / Telematics / Audio / Video / Audio And Visual 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 bus connection 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 DTC is output again.

OK:

No DTCs are output.

USE SIMULATION METHOD TO CHECK

GO TO CAN COMMUNICATION SYSTEM

Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART Audio and Visual System DTC Code Detection Item See page B1532 LVDS Signal Malfunction (from Extension Modu ...

XM Tuner Antenna Disconnected (B15FE,B15FF)

DESCRIPTION These DTCs are stored when a malfunction occurs in the satellite radio antenna assembly which is connected to the stereo component tuner assembly. DTC No. DTC Det ...

Other materials about Toyota 4Runner:

Generator Signal Circuit
DESCRIPTION When the engine is started, the generator assembly turns on and a voltage pulse signal is generated. This signal is used by the air conditioning amplifier assembly. The signal expressing the amount of output from the generator assembly is one ...

Installation
INSTALLATION PROCEDURE 1. INSTALL NO. 1 STEREO JACK ADAPTER ASSEMBLY (a) Attach the 2 claws to install the No. 1 stereo jack adapter assembly. 2. INSTALL LOWER CENTER INSTRUMENT CLUSTER FINISH PANEL SUB-ASSEMBLY (w/o Climate Control Seat System) 3. I ...