Abbreviation list
IntroductionBrake Signal Malfunction (B2284)
DESCRIPTION
The power management control ECU receives brake signal information from 2 sources.
It receives a signal from the stop light switch assembly via a direct line, and
a signal from the ECM via CAN. If the information from these 2 sources is incons ...
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" ...
Open in One Side of CAN Branch Line
DESCRIPTION
If some ECUs and sensors are not displayed on the "CAN Bus Check" screen of the
Techstream and some ECUs and sensors repeatedly appear and disappear from the screen
when the CAN main bus wires are normal (there is no open, short, sho ...