Toyota Venza: System Diagram
SYSTEM DIAGRAM
Communication Table
|
Transmitting ECU (Transmitter) |
Receiving ECU (Receiver) |
Signal |
Communication Method |
|---|---|---|---|
|
Combination meter |
Power management control ECU |
Vehicle speed signal |
CAN communication line/Local communication |
|
ECM |
Power management control ECU |
Stop light switch signal |
CAN communication line/Local communication |
|
ECM |
Power management control ECU |
Engine speed signal |
CAN/Local communication |
|
ECM |
Power management control ECU |
Shift position P signal |
CAN/Local communication |
|
Power management control ECU |
Combination meter |
Message request signal for push start |
CAN |
|
Power management control ECU |
Certification ECU (smart key ECU assembly) |
Shift position P signal |
LIN |
|
Power management control ECU |
Certification ECU (smart key ECU assembly) |
ID code certification result request signal |
LIN |
|
Power management control ECU |
Certification ECU (smart key ECU assembly) |
Power supply ON operation condition signal |
LIN |
|
Power management control ECU |
Certification ECU (smart key ECU assembly) |
Engine start operation condition signal |
LIN |
|
Power management control ECU |
Certification ECU (smart key ECU assembly) |
ACC relay drive condition signal |
LIN |
|
Steering lock actuator assembly (steering lock ECU) |
Certification ECU (smart key ECU assembly) |
Lock-side sensor condition signal |
LIN |
|
Steering lock actuator assembly (steering lock ECU) |
Certification ECU (smart key ECU assembly) |
Unlock-side sensor condition signal |
LIN |
|
Steering lock actuator assembly (steering lock ECU) |
Certification ECU (smart key ECU assembly) |
Sensor malfunction signal |
LIN |
|
Steering lock actuator assembly (steering lock ECU) |
Certification ECU (smart key ECU assembly) |
Lock lever engagement malfunction signal |
LIN |
|
Steering lock actuator assembly (steering lock ECU) |
Certification ECU (smart key ECU assembly) |
Abnormal push-signal |
LIN |
|
Steering lock actuator assembly (steering lock ECU) |
Certification ECU (smart key ECU assembly) |
Engine start permission signal |
LIN |
|
Steering lock actuator assembly (steering lock ECU) |
Certification ECU (smart key ECU assembly) |
L code certification condition signal |
LIN |
|
Certification ECU (smart key ECU assembly) |
Steering lock actuator assembly (steering lock ECU) |
Steering unlock request signal |
LIN |
|
Certification ECU (smart key ECU assembly) |
Steering lock actuator assembly (steering lock ECU) |
Steering lock request signal |
LIN |
|
Steering lock actuator assembly (steering lock ECU) |
Power management control ECU |
Unlock position signal |
LIN |
|
Power management control ECU |
Steering lock actuator assembly (steering lock ECU) |
Steering lock relay power supply condition signal |
LIN |
|
Power management control ECU |
Steering lock actuator assembly (steering lock ECU) |
IG relay drive condition signal |
LIN |
Parts Location
PARTS LOCATION
ILLUSTRATION
ILLUSTRATION
...
System Description
SYSTEM DESCRIPTION
1. PUSH-BUTTON START DESCRIPTION
(a) The push-button start uses a push-type engine switch, which the driver can
operate by merely carrying the electrical key. This system consis ...
Other materials about Toyota Venza:
Fail-safe Chart
FAIL-SAFE CHART
1. FAIL-SAFE FUNCTION
(a) When communication fails in any of the CAN bus wires (communication wires),
a fail-safe function(s) will operate. The fail-safe function that is specified for
each system operates to prevent those systems from ma ...
Open in Front Floor Electrical Key Oscillator Circuit (B27A5)
DESCRIPTION
The certification ECU (smart key ECU assembly) generates a request signal and
sends it to the indoor electrical key oscillator (for front floor). To detect the
key inside the cabin, the indoor electrical key oscillator (for front floor) create ...
Removal
REMOVAL
PROCEDURE
1. PRECAUTION
CAUTION:
Be sure to read Precaution thoroughly before servicing (See page
).
If the front seat side airbag assembly was deployed, replace the front
seat side airbag assembly, front seat frame assembly wit ...
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