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 ).
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 | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
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 |
Reassembly
REASSEMBLY
PROCEDURE
1. INSTALL TRANSFER DRIVEN PINION REAR BEARING
(a) Using SST and a press, press the transfer driven pinion rear bearing
(outer race) to the case.
SST: 09950-60010
09951-00620
SST: 09950-70010
09951-07150
NO ...
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Navigation System / Trouble
Codes.
(e) Check for DTCs (See page ).
...
ACC Monitor Malfunction (B2274)
DESCRIPTION
This DTC is stored when there is a problem in the ACC output circuit. The ACC
circuit is the circuit that goes from inside the power management control ECU to
the ACC relay.
DTC No.
DTC Detection Condition
Tro ...