DESCRIPTION
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
B278C |
An internal malfunction occurs in the certification ECU (smart key ECU assembly) |
|
CAUTION / NOTICE / HINT
NOTICE:
PROCEDURE
1. |
CLEAR DTC |
(a) Clear the DTCs (See page ).
|
2. |
CHECK FOR DTC |
(a) Check for DTCs (See page ).
OK:
DTC B278C is not output.
OK | ![]() |
USE SIMULATION METHOD TO CHECK |
NG | ![]() |
REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) |
Replacement
REPLACEMENT
CAUTION / NOTICE / HINT
NOTICE:
Immediately wash off any brake fluid that comes into contact with any painted
surfaces.
HINT:
If any work is done on the brake system or if air in the brake lines is suspected,
bleed the air from the system.
PROCEDURE
1. FILL RESERVOIR WITH BRAK ...
System Description
SYSTEM DESCRIPTION
1. BRIEF DESCRIPTION
(a) The Controller Area Network (CAN) is a serial data communication system for
real time application. It is a vehicle multiplex communication system which has
a high communication speed and the ability to detect malfunctions.
(b) Using the CANH and C ...
Event data recorder
This vehicle is equipped with an event data recorder (EDR). The main purpose
of an EDR is to record, in certain crash or near crash-like situations, such as
an air bag deployment or hitting a road obstacle, data that will assist in understanding
how a vehicle’s systems performed. The EDR is ...