GENERAL INFORMATION
HINT:
*: The Techstream is the name for the diagnostic tester in North America.
1. TROUBLESHOOTING PROCEDURES
Procedure Type |
Detail |
Troubleshooting Method |
---|---|---|
DTC Based Diagnosis |
The diagnosis procedure is based on the DTC that is stored. |
The malfunctioning part is identified based on the DTC detection conditions using a process of elimination. The possible trouble areas are eliminated one-by-one by use of the Techstream and inspection of related parts. |
Symptom Based Diagnosis (No DTCs stored) |
The diagnosis procedure is based on problem symptoms. |
The malfunctioning part is identified based on the problem symptoms using a process of elimination. The possible trouble areas are eliminated one-by-one by use of the Techstream and inspection of related parts. |
2. DESCRIPTION
(a) Each system data and the Diagnostic Trouble Codes (DTCs) can be read from the Data Link Connector 3 (DLC3) of the vehicle. When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs.
3. CHECK DLC3
(a) The vehicle ECUs use ISO 15765-4 communication protocol. The terminal arrangement of the DLC3 complies with ISO 15031-3 and matches the ISO 15765-4 format.
Symbol |
Terminal No. |
Name |
Reference Terminal |
Result |
Condition |
---|---|---|---|---|---|
SIL |
7 |
Bus "+" line |
5 - Signal ground |
Pulse generation |
During transmission |
CG |
4 |
Chassis ground |
Body ground |
1 Ω or less |
Always |
SG |
5 |
Signal ground |
Body ground |
1 Ω or less |
Always |
BAT |
16 |
Battery positive |
Body ground |
11 to 14 V |
Always |
CANH |
6 |
CAN "High" line |
14 - CANL |
54 to 69 Ω |
Ignition switch off* |
Battery positive |
6 kΩ or higher |
Ignition switch off* |
|||
4 - CG |
200 Ω or higher |
Ignition switch off* |
|||
CANL |
14 |
CAN "Low" line |
Battery positive |
6 kΩ or higher |
Ignition switch off* |
4 - CG |
200 Ω or higher |
Ignition switch off* |
NOTICE:
*: Before measuring the resistance, leave the vehicle as is for at least 1 minute and do not operate the ignition switch, any other switches or the doors.
If the result is not as specified, the DLC3 may have a malfunction. Repair or replace the harness and connector.
Installation
INSTALLATION
PROCEDURE
1. INSTALL FRONT NO. 1 STABILIZER BAR BUSHING
(a) Install the 2 front No. 1 stabilizer bar bushings to the front stabilizer
bar as shown in the illustration.
Text in Illustration
*1
...
AVC-LAN Circuit
DESCRIPTION
Each unit of the navigation system connected to the AVC-LAN (communication bus)
transmits switch signals via AVC-LAN communication.
If a short to +B or short to ground occurs in the AVC-LAN, the navigation system
will not function normally be ...
Customize Parameters
CUSTOMIZE PARAMETERS
NOTICE:
When the customer requests a change in a function, first make sure that
the function can be customized.
Be sure to make a note of the current settings before customizing.
When troubleshooting a function, fi ...