Toyota Venza: Linear Solenoid Circuit (C1298/98)
DESCRIPTION
The AWD control ECU receives signals from each sensor to control clutch pressure to distribute torque according to the driving conditions.
|
DTC No. |
DTC Detection Condition |
Trouble Area |
|---|---|---|
|
C1298/98 |
When the following continues for 1 second or more: - With the current of the 0.8 A or more, an open or short in the electromagnetic solenoid circuit occurs. |
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following inspection procedure.
HINT:
Check the condition of each related circuit connector before troubleshooting
(See page .gif)
).
PROCEDURE
|
1. |
CHECK WIRE HARNESS (AWD CONTROL ECU - BATTERY) |
|
(a) Disconnect the ECU connector. |
|
(b) Measure the voltage of the wire harness side connector.
Standard Voltage:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
D38-9 (BSLC) - Body Ground |
Always |
11 to 14 V |
|
*1 |
Rear view of wire harness connector (to AWD Control ECU) |
| NG | .gif) |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
.gif)
|
2. |
INSPECT ELECTRO MAGNETIC CONTROL COUPLING (ELECTROMAGNETIC SOLENOID) |
|
(a) Remove the coupling connector. |
|
(b) Measure the resistance of the solenoid.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
1 (BSF) - 2 (SLC) |
Always |
2.2 to 2.6 Ω |
|
1 (BSF) - Body ground |
Always |
10 kΩ or higher |
|
2 (SLC) - Body ground |
Always |
10 kΩ or higher |
|
*1 |
Electromagnetic Solenoid |
| NG | |
REPLACE ELECTRO MAGNETIC CONTROL COUPLING |
|
|
3. |
CHECK WIRE HARNESS (ELECTROMAGNETIC CONTROL COUPLING - AWD CONTROL ECU) |
|
(a) Disconnect the ECU connector. |
|
(b) Measure the resistance of the wire harness side connector.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
D38-13 (SLC+) - O1-1 (BSF) |
Always |
Below 1 Ω |
|
D38-32 (SLC-) - O1-2 (SLC) |
Always |
Below 1 Ω |
|
D38-13 (SLC+) - Body ground |
Always |
10 kΩ or higher |
|
D38-32 (SLC-) - Body ground |
Always |
10 kΩ or higher |
|
*1 |
Front view of wire harness connector (to Electromagnetic Solenoid) |
|
*2 |
Rear view of wire harness connector (to AWD Control ECU) |
| OK | |
REPLACE AWD CONTROL ECU |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
ABS Malfunction (C1296/96)
DESCRIPTION
If a malfunction in the speed sensor signal circuit occurs, the AWD control ECU
will output this DTC.
DTC No.
DTC Detecting Condition
Trouble Area
...
Engine Circuit Malfunction (C1280/82)
DESCRIPTION
If a malfunction in the ECM circuit occurs, the AWD control ECU will output this
DTC.
DTC No.
DTC Detection Condition
Trouble Area
C12 ...
Other materials about Toyota Venza:
Relay
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT STARTER RELAY
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
Condition
...
Installation
INSTALLATION
PROCEDURE
1. INSTALL ROOF HEADLINING ASSEMBLY (w/o Sliding Roof)
(a) Pull the roof headlining assembly into the vehicle through the back
door.
NOTICE:
Do not damage the roof headlining assembly or body interior.
...
Sleep Operation Failure of Occupant Classification ECU (B1796)
DESCRIPTION
In sleep mode, the occupant classification ECU reads the condition of each sensor
while the ignition switch is off.
In this mode, if occupant classification ECU detects an internal malfunction,
DTC B1796 is output.
DTC No.
...
0.1485