Power Source Circuit
ComponentsSystem Diagram
SYSTEM DIAGRAM
1. OVERALL CAN BUS DIAGRAM
(a) The CAN communication system is composed of 4 buses.
CAN Main Bus Line
Terminating Resistor
CAN Branch Line
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Gateway Function Equipped ECU
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Terminals Of Ecu
TERMINALS OF ECU
1. CHECK MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)
(a) Disconnect the 1D and 1F driver side junction block connectors.
(b) Measure the voltage and resistance according to the value(s) in the table
below.
HINT:
Measure the values on the wire harness side with the connectors ...
Terminals Of Ecu
TERMINALS OF ECU
1. COMBINATION METER ASSEMBLY
(a) Measure the voltage, resistance and check for pulses according to the value(s)
in the table below.
Terminal No. (Symbol)
Wiring Color
Terminal Description
Condition
Specified Condition
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