Toyota Venza: System Diagram
SYSTEM DIAGRAM
Communication Table
|
Transmitting ECU (Transmitter) |
Receiving ECU (Receiver) |
Signal |
Communication Method |
|---|---|---|---|
|
Certification ECU (smart key ECU assembly) |
Power management control ECU |
Engine immobiliser system set/unset signal |
CAN |
|
Power management control ECU |
Certification ECU (smart key ECU assembly) |
Key code recognition signal |
CAN |
|
Power management control ECU |
Certification ECU (smart key ECU assembly) |
Shift position P signal |
LIN |
|
ID code certification result request signal |
|||
|
Power supply ON operation condition signal |
|||
|
Engine start operation condition signal |
|||
|
ACC relay drive condition signal |
|||
|
Steering lock ECU (Steering lock actuator assembly) |
Certification ECU (Smart key ECU assembly) |
Steering lock signal |
LIN |
|
Steering unlock signal |
|||
|
Steering lock confirmation signal |
|||
|
Steering unlock confirmation signal |
|||
|
Diagnosis response signal |
|||
|
Steering unlock drive relay signal |
|||
|
Steering lock drive relay signal |
|||
|
Steering lock motor operation signal |
|||
|
L code registration status signal |
|||
|
Certification ECU (Smart key ECU assembly) |
Steering lock ECU (Steering lock actuator assembly) |
Steering lock release signal |
LIN |
|
Matching request random number signal |
|||
|
L code registration mode signal |
|||
|
Diagnosis mode request signal |
|||
|
DTC clear request signal |
Precaution
PRECAUTION
1. PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL
NOTICE:
When disconnecting the cable from the negative (-) battery terminal, initialize
the following system after ...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the engine immobiliser system.
*: Using the Techstream.
PROCEDURE
1.
VEHICLE B ...
Other materials about Toyota Venza:
Precaution
PRECAUTION
1. PRECAUTION FOR DISCONNECTING THE BATTERY CABLE
NOTICE:
When disconnecting the cable from the negative (-) battery terminal, initialize
the following systems after the cable is reconnected:
System
See Procedure
...
Low Battery Positive Voltage or Abnormally High Battery Positive Voltage (C1241/41)
DESCRIPTION
If a malfunction is detected in the power supply circuit, the skid control ECU
(housed in the actuator assembly) stores this DTC and the fail-safe function prohibits
ABS operation.
This DTC is stored when the IG1 terminal voltage deviates fro ...
Installation
INSTALLATION
PROCEDURE
1. INSTALL POWER DISTRIBUTION
(a) Connect the 3 connectors.
(b) Engage the 2 claws to temporarily install the power distribution
as shown in the illustration.
...
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