Toyota 4Runner: 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 |
PROCEDURE
|
1. |
CHECK DTC |
(a) Clear the DTCs (See page .gif)
).
(b) Recheck for DTCs and check if the same DTC is output again.
OK:
No DTCs are output.
| OK | .gif) |
USE SIMULATION METHOD TO CHECK |
| NG | |
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:
Precaution
PRECAUTION
1. IGNITION SWITCH EXPRESSION
HINT:
The type of ignition switch used on this model differs according to the specifications
of the vehicle. The expressions listed in the table below are used in this section.
Expression
Ign ...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" ...
0.107