Toyota Venza: Inner Rear View Mirror Power Source Circuit
DESCRIPTION
This circuit detects the state of the ignition switch, and sends it to the inner rear view mirror assembly.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following inspection procedure.
PROCEDURE
|
1. |
CHECK HARNESS AND CONNECTOR (BATTERY - INNER REAR VIEW MIRROR ASSEMBLY) |
|
(a) Disconnect the P12 inner rear view mirror assembly connector. |
|
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
|
Tester Connection |
Switch Condition |
Specified Condition |
|---|---|---|
|
P12-1 (IG) - Body ground |
Ignition switch ON |
11 to 14 V |
|
Ignition switch off |
Below 1 V |
|
*1 |
Front view of wire harness connector (to Inner Rear View Mirror Assembly) |
| NG | .gif) |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
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|
2. |
CHECK HARNESS AND CONNECTOR (INNER REAR VIEW MIRROR ASSEMBLY - BODY GROUND) |
|
(a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
| OK | |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Speed Signal Circuit
DESCRIPTION
The headlight leveling ECU assembly receives the vehicle speed signal from the
combination meter assembly.
HINT:
A voltage of 12 V or 5 V is output from each ECU and then inpu ...
LVL Terminal Circuit
DESCRIPTION
By connecting terminals LVL and CG of the DLC3, the headlight leveling
ECU assembly initializes the height control sensor signal.
WIRING DIAGRAM
PROCEDURE
...
Other materials about Toyota Venza:
Fail-safe Chart
FAIL-SAFE CHART
1. HID Headlight System
(a) Light Control ECU
(1) The light control ECU stops illuminating the HID headlights when any of the
following abnormalities are detected.
Condition
Content
Open in output si ...
Windshield Deicer does not Operate
DESCRIPTION
When the rear window defogger switch on the air conditioning control assembly
is pressed, the operation signal is transmitted to the air conditioning amplifier
assembly through the LIN communication line. When the air conditioning amplifier
...
Operation Check
OPERATION CHECK
1. INSPECT ILLUMINATED ENTRY SYSTEM OPERATION
NOTICE:
Perform this inspection with the customize parameters at the initial setting.
HINT:
The interior light control illuminates the lights below.
Transponder Key Amplifier*1
Roof ...
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