DESCRIPTION
The power management control ECU controls the power supply to activate the steering lock motor. This prevents the steering wheel from being locked while the vehicle is moving.
DTC No. |
DTC Detecting Condition |
Trouble Area |
---|---|---|
B2782 |
Steering lock motor drive control circuit is defective. |
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
HINT:
After replacing the steering lock ECU (steering lock actuator assembly), confirm the Initialization of the steering lock (See page ).
PROCEDURE
1. |
INSPECT STEERING LOCK ECU (STEERING LOCK ACTUATOR ASSEMBLY) |
(a) Measure the voltage according to the value(s) in the table below. Standard Voltage:
HINT: The steering lock ECU and steering lock actuator assembly are supplied as a single unit. |
|
*1 |
Component with harness connected (Steering Lock ECU (Steering Lock Actuator Assembly)) |
OK |
REPLACE STEERING LOCK ECU (STEERING LOCK ACTUATOR ASSEMBLY) |
|
2. |
CHECK HARNESS AND CONNECTOR (STEERING LOCK ECU - BODY GROUND) |
(a) Disconnect the D17 connector from the steering lock actuator assembly. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
D17-1 (GND) - Body ground |
Always |
Below 1 Ω |
*1 |
Front view of wire harness connector (to Steering Lock ECU (Steering Lock Actuator Assembly)) |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
3. |
CHECK HARNESS AND CONNECTOR (STEERING LOCK ECU - POWER MANAGEMENT CONTROL ECU) |
(a) Disconnect the D43 connector from the power management control ECU. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
D17-3 (IGE) - D43-8 (SLR+) |
Always |
Below 1 Ω |
D17-3 (IGE) - Body ground |
Always |
10 kΩ or higher |
*1 |
Front view of wire harness connector (to Steering Lock ECU (Steering Lock Actuator Assembly)) |
*2 |
Front view of wire harness connector (to Power Management Control ECU) |
OK |
REPLACE POWER MANAGEMENT CONTROL ECU |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Registered Device cannot be Deleted
PROCEDURE
1.
DELETE OPERATION
(a) Check if a registered portable player can be deleted normally.
OK:
Registered portable player can be deleted normally.
OK
END
NG
PROCEED TO ...
Installation
INSTALLATION
PROCEDURE
1. INSTALL ECM
(a) Install the bracket to the ECM with the 5 screws.
(b) Install the ECM with the 3 bolts.
Torque:
8.0 N·m {82 kgf·cm, 71 in·lbf}
...
Removal
REMOVAL
PROCEDURE
1. REMOVE REAR SEAT HEADREST ASSEMBLY
2. REMOVE REAR SEAT INNER TRACK BRACKET COVER
3. REMOVE REAR SEAT OUTER TRACK BRACKET COVER
4. DISCONNECT REAR SEAT NO. 2 RECLINING CONTROL CABLE SUB-ASSEMBLY
5. REMOVE REAR SEAT ASSEMBL ...