Toyota Venza: Relay
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT HORN RELAY (ENGINE ROOM JUNCTION BLOCK ASSEMBLY)
|
(a) Remove the engine room junction block assembly from the engine room
relay block (See page |
|
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).
(b) Connect a positive (+) lead from the battery to terminal 1A-1.
(c) Connect a negative (-) lead from the battery to terminal 1F-7.
(d) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
1E-3 - Battery negative |
Always |
11 to 14 V |
|
*1 |
Component without harness connected (Engine Room Junction Block Assembly) |
If the result is not as specified, replace the engine room junction block assembly.
Horn System
Precaution
PRECAUTION
NOTICE:
When disconnecting the cable from the negative (-) battery terminal, initialize
the following system after the cable is reconnected.
System Name
...
Lighting (ext)
...
Other materials about Toyota Venza:
ECU Power Source Circuit
DESCRIPTION
This circuit provides power for main body ECU (driver side junction block assembly)
operation.
WIRING DIAGRAM
PROCEDURE
1.
CHECK DRIVER SIDE JUNCTION BLOCK ASSEMBLY (MAIN BODY ECU (POWER SOURCE))
...
Inspection
INSPECTION
PROCEDURE
1. INSPECT CHARCOAL CANISTER ASSEMBLY
(a) Visually check the charcoal canister assembly.
(1) Visually check the charcoal canister assembly for cracks or damage.
If cracks or damage are found, replace the charcoal canister ...
TRAC OFF Indicator Light does not Come ON
DESCRIPTION
The skid control ECU is connected to the combination meter via CAN communication.
WIRING DIAGRAM
Refer to TRAC OFF Indicator Light Remains ON (See page
).
PROCEDURE
1.
CHECK CAN COMMUNICATION SYSTEM
(a) Check ...
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