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:
Occupant Classification ECU Malfunction (B1795)
DESCRIPTION
DTC B1795 is recorded when a malfunction is detected in the occupant classification
ECU.
Troubleshoot DTC B1771 first if DTCs B1771 and B1795 are output simultaneously.
DTC No.
DTC Detection Condition
Trouble A ...
AV Signal Stoppage (Low Battery Voltage) (B158F)
DESCRIPTION
This DTC is stored when a video or audio signal is interrupted due to battery
voltage input to the radio and display receiver assembly dropping temporarily.
DTC No.
DTC Detection Condition
Trouble Area
...
Actuator Supply Voltage Circuit / Open (P0657)
MONITOR DESCRIPTION
The ECM monitors the output voltage to the throttle actuator. This self-check
ensures that the ECM is functioning properly. The output voltage is usually 0 V
when the ignition switch is turned off. If the output voltage is higher than ...
0.1277