Toyota Venza: Terminals Of Ecu
TERMINALS OF ECU
1. CHECK OUTER MIRROR CONTROL ECU ASSEMBLY (DRIVER DOOR)
(a) Disconnect the I13 connector.
(b) Measure the voltage and resistance according to the value(s) in the table below.
HINT:
Measure the values on the wire harness side with the connector disconnected.
|
Tester Connection |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
|---|---|---|---|---|
|
I13-14 (BDR) - Body ground |
V - Body ground |
+B power supply |
Always |
11 to 14 V |
|
I13-6 (CPUB) - Body ground |
LG - Body ground |
+B power supply |
Always |
11 to 14 V |
|
I13-5 (SIG) - Body ground |
L - Body ground |
Ignition power supply |
Ignition switch off → ON |
0 V → 11 to 14 V |
|
I13-7 (GND) - Body ground |
W-B - Body ground |
Ground |
Always |
Below 1 Ω |
If the result is not as specified, there may be a malfunction on the wire harness side.
(c) Reconnect the I13 connector.
(d) Measure the voltage according to the value(s) in the table below.
|
Tester Connection |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
|---|---|---|---|---|
|
I12-1 (LMVR) - I12-9 (LMHR) |
LG - P |
Vertical mirror motor drive voltage |
LH mirror surface moving upward → stopped |
11 to 14 V → 0 V |
|
I12-10 (LM+R) - I12-1 (LMVR) |
R - LG |
Vertical mirror motor drive voltage |
LH mirror surface moving downward → stopped |
11 to 14 V → 0 V |
|
I12-10 (LM+R) - I12-9 (LMHR) |
R - P |
Horizontal mirror motor drive voltage |
LH mirror surface moving right → stopped |
11 to 14 V → 0 V |
|
I12-9 (LMHR) - I12-1 (LMVR) |
P - LG |
Horizontal mirror motor drive voltage |
LH mirror surface moving left → stopped |
11 to 14 V → 0 V |
|
I12-5 (LVC) - I12-14 (LE1) |
Y - GR |
Mirror position sensor power supply |
Ignition switch ON |
4.55 to 5.45 V |
|
I12-6 (VSSR) - I12-14 (LE1) |
G - GR |
Mirror position sensor signal |
Ignition switch ON |
0.96 to 4.04 V |
|
I12-13 (HSSR) - I12-14 (LE1) |
L - GR |
Mirror position sensor signal |
Ignition switch ON |
0.96 to 4.04 V |
|
I13-3 (M2) - I13-13 (MSWE) |
V - Y |
M2 switch signal for seat memory switch |
M2 switch on |
Below 1 V |
|
M2 switch off |
11 to 14 V |
|||
|
I13-2 (M1) - I13-13 (MSWE) |
B - Y |
M1 switch signal for seat memory switch |
M1 switch on |
Below 1 V |
|
M1 switch off |
11 to 14 V |
|||
|
I13-1 (MM) - I13-13 (MSWE) |
GR - Y |
SET switch signal for seat memory switch |
SET switch on |
Below 1 V |
|
SET switch off |
11 to 14 V |
2. CHECK OUTER MIRROR CONTROL ECU ASSEMBLY (FRONT PASSENGER DOOR)
(a) Disconnect the H13 connector.
(b) Measure the voltage and resistance according to the value(s) in the table below.
HINT:
Measure the values on the wire harness side with the connector disconnected.
|
Tester Connection |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
|---|---|---|---|---|
|
H13-14 (BDR) - Body ground |
R - Body ground |
+B power supply |
Always |
11 to 14 V |
|
H13-6 (CPUB) - Body ground |
B - Body ground |
+B power supply |
Always |
11 to 14 V |
|
H13-5 (SIG) - Body ground |
L - Body ground |
Ignition power supply |
Ignition switch off → ON |
0 V → 11 to 14 V |
|
H13-7 (GND) - Body ground |
W-B - Body ground |
Ground |
Always |
Below 1 Ω |
If the result is not as specified, there may be a malfunction on the wire harness side.
(c) Reconnect the H13 connector.
(d) Measure the voltage according to the value(s) in the table below.
|
Tester Connection |
Wiring Color |
Terminal Description |
Condition |
Specified Condition |
|---|---|---|---|---|
|
H12-1 (RMVR) - H12-9 (RMHR) |
LG - P |
Vertical mirror motor drive voltage |
RH mirror surface moving upward → stopped |
11 to 14 V → 0 V |
|
H12-10 (RM+R) - H12-1 (RMVR) |
R - LG |
Vertical mirror motor drive voltage |
RH mirror surface moving downward → stopped |
11 to 14 V → 0 V |
|
H12-10 (RM+R) - H12-9 (RMHR) |
R - P |
Horizontal mirror motor drive voltage |
RH mirror surface moving right → stopped |
11 to 14 V → 0 V |
|
H12-9 (RMHR) - H12-1 (RMVR) |
P - LG |
Horizontal mirror motor drive voltage |
RH mirror surface moving left → stopped |
11 to 14 V → 0 V |
|
H12-5 (RVC) - H12-14 (RE1) |
Y - GR |
Mirror position sensor power supply |
Ignition switch ON |
4.55 to 5.45 V |
|
H12-6 (VSSR) - H12-14 (RE1) |
G - GR |
Mirror position sensor signal |
Ignition switch ON |
0.96 to 4.04 V |
|
H12-13 (HSSR) - H12-14 (RE1) |
L - GR |
Mirror position sensor signal |
Ignition switch ON |
0.96 to 4.04 V |
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are lis ...
Data List / Active Test
DATA LIST / ACTIVE TEST
1. USING TECHSTREAM
(a) Connect the Techstream to the DLC3.
(b) Monitor the ECU data by following the prompts on the Techstream screen.
HINT:
The Techstream has a "Sn ...
Other materials about Toyota Venza:
On-vehicle Inspection
ON-VEHICLE INSPECTION
CAUTION / NOTICE / HINT
CAUTION:
Be sure to follow the correct removal and installation procedures of the rear
airbag sensor.
PROCEDURE
1. INSPECT REAR AIRBAG SENSOR (VEHICLE NOT INVOLVED IN COLLISION)
(a) Perform a diagnostic sys ...
Removal
REMOVAL
PROCEDURE
1. REMOVE ENGINE ASSEMBLY WITH TRANSAXLE
See page for 2GR-FE
See page for 1AR-FE
2. REMOVE FRONT NO. 1 STABILIZER BRACKET LH
3. REMOVE FRONT NO. 1 STABILIZER BRACKET RH
HINT:
Perform the same procedure as for the LH side.
4. REM ...
Radiator Grille
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE COOL AIR INTAKE DUCT SEAL
2. REMOVE RADIATOR GRILLE
(a) Put protective tape around the radiator grille.
Text in Illustration
*1
...
0.1216