Toyota Venza: Security Indicator Light Circuit
DESCRIPTION
The security indicator light blinks continuously due to a continuous signal received from the certification ECU (smart key ECU assembly) while the engine immobiliser is set.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
If the certification ECU (smart key ECU assembly) is replaced, register the key
and ECU communication ID (See page .gif)
).
PROCEDURE
|
1. |
PERFORM ACTIVE TEST USING TECHSTREAM |
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Smart Key / Active Test.
(e) Perform the Active Test according to the display on the Techstream.
Smart Key (Certification ECU (Smart Key ECU Assembly))|
Tester Display |
Test Part |
Control Range |
Diagnostic Note |
|---|---|---|---|
|
Security Indicator |
Security indicator light |
ON or OFF |
- |
OK:
The security indicator light turns on and off according to operation via the Techstream.
| OK | .gif) |
REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) |
|
.gif)
|
2. |
CHECK HARNESS AND CONNECTOR (CERTIFICATION ECU - ACCESSORY METER ASSEMBLY) |
(a) Disconnect the certification ECU (smart key ECU assembly) connector.
|
(b) Disconnect the accessory meter assembly connector. |
|
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
D25-2 (INDS) - F2-14 (LP) |
Always |
Below 1 Ω |
|
D25-2 (INDS) - Body ground |
Always |
10 kΩ or higher |
|
F2-14 (LP) - Body ground |
Always |
10 kΩ or higher |
|
*1 |
Front view of wire harness connector (to Certification ECU (Smart Key ECU Assembly)) |
|
*2 |
Front view of wire harness connector (to Accessory Meter Assembly) |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
3. |
CHECK HARNESS AND CONNECTOR (ACCESSORY METER ASSEMBLY - BODY GROUND) |
|
(a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
| OK | |
REPLACE ACCESSORY METER ASSEMBLY |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Antenna Coil Open / Short (B2784)
DESCRIPTION
This DTC is stored when there is an open or short in the transponder key coil
(built into the engine switch).
DTC No.
DTC Detection Condition
Trouble A ...
Other materials about Toyota Venza:
Lost Communication with Power Source Control (B278C)
DESCRIPTION
This DTC is stored when LIN communication between the certification ECU (smart
key ECU assembly) and power management control ECU stops for more than 10 seconds.
DTC Code
DTC Detection Condition
Trouble Area
...
Freeze Frame Data
FREEZE FRAME DATA
1. FREEZE FRAME DATA
NOTICE:
Freeze frame data values will vary depending on the measurement conditions,
surroundings, or vehicle conditions. For this reason, there may be a problem
even when the values are within specifica ...
Installation
INSTALLATION
PROCEDURE
1. INSTALL NO. 2 COOLING FAN MOTOR
(a) Install the No. 2 cooling fan motor with the 3 screws.
Torque:
w/o Towing package :
2.6 N·m {26 kgf·cm, 23 in·lbf}
w/ Towing package :
3.9 N·m {40 kgf·cm, 35 in ...
0.1309