ON-BOARD DIAGNOSTIC SYSTEM EXTERNAL TESTER COMMUNICATION FUNCTION [TCM (SJ6A-EL)]
2016 – MX-5 – Transmission/Transaxle
ON-BOARD DIAGNOSTIC SYSTEM EXTERNAL TESTER COMMUNICATION FUNCTION [TCM (SJ6A-EL)]
Purpose/Function
-
The on-board diagnostic system external tester communication function transmits data between an external tester and each control module of the vehicle.
-
Because the DTCs recorded in the vehicle can be read by an external tester, determination of a malfunction location is facilitated.
Construction/Operation
-
A connector (DLC-2) conforming to International Organization for Standardization (ISO) standards has been adopted.
-
A connector shape and 16-pin terminal arrangement as stipulated by the ISO 15031-3 (SAE J1962) international standard has been adopted for this DLC-2.
|
Terminal |
Function |
|
A |
Battery positive voltage |
|
B |
AFS control module (With headlight auto leveling system) |
|
C |
SAS control module |
|
D |
— |
|
E |
HS CAN communication line Lo |
|
F |
HS CAN communication line Hi |
|
G |
— |
|
H |
Serial communication ground |
|
I |
— |
|
J |
Body ground |
|
K |
MS CAN communication line Lo |
|
L |
MS CAN communication line Hi |
|
M |
— |
|
N |
— |
|
O |
— |
|
P |
— |