SYSTEM DIAGRAM
1. CAN NO. 1 BUS
2. CAN NO. 2 BUS
3. CAN MS BUS
4. POWER MANAGEMENT BUS (w/ Smart Key System)
Precaution
How To Proceed With TroubleshootingPrecaution
PRECAUTION
1. PRECAUTION FOR DISCONNECTING THE BATTERY CABLE
NOTICE:
When disconnecting the cable from the negative (-) battery terminal, initialize
the following systems after the terminal is reconnected.
System Name
See Procedure
...
Electronic Circuit Inspection Procedure
ELECTRONIC CIRCUIT INSPECTION PROCEDURE
1. BASIC INSPECTION
(a) WHEN MEASURING RESISTANCE OF ELECTRONIC PARTS
(1) Unless otherwise stated, all resistance measurements are standard values
measured at an ambient temperature of 20°C (68°F). Resistance meas ...
Brake 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 ...