DESCRIPTION
The power management control ECU receives brake signal information from 2 sources. It receives a signal from the stop light switch assembly via a direct line, and a signal from the ECM via CAN. If the information from these 2 sources is inconsistent, this DTC will be stored.
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
B2284 |
Stop light switch assembly operation information received by the power management control ECU from the stop light switch assembly via a direct line and stop light switch assembly information from the ECM via CAN are inconsistent. |
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
HINT:
Check the connector connection to the terminal to make sure that there is no abnormality such as a loose connection, deformation, etc.
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (BATTERY - POWER MANAGEMENT CONTROL ECU) |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR (BATTERY - POWER MANAGEMENT CONTROL ECU) |
|
2. |
CHECK HARNESS AND CONNECTOR (POWER MANAGEMENT CONTROL ECU - BODY GROUND) |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR (POWER MANAGEMENT CONTROL ECU - BODY GROUND) |
|
3. |
INSPECT STOP LIGHT SWITCH ASSEMBLY |
(a) Remove the stop light switch assembly (See page ). |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
1 - 2 |
Pushed |
10 kΩ or higher |
3 - 4 |
Pushed |
10 kΩ or higher |
1 - 2 |
Not pushed |
Below 1 Ω |
3 - 4 |
Not pushed |
Below 1 Ω |
NG |
REPLACE STOP LIGHT SWITCH ASSEMBLY |
|
4. |
CHECK HARNESS AND CONNECTOR (STOP LIGHT SWITCH ASSEMBLY - POWER MANAGEMENT CONTROL ECU) |
(a) Disconnect the D42 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 |
---|---|---|
D42-10 (STP1) - A35-1 |
Always |
Below 1 Ω |
D42-10 (STP1) - Body ground |
Always |
10 kΩ or higher |
*1 |
Front view of wire harness connector (to Power Management Control ECU) |
*2 |
Front view of wire harness connector (to Stop Light Switch Assembly) |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR (STOP LIGHT SWITCH ASSEMBLY - POWER MANAGEMENT CONTROL ECU) |
|
5. |
READ VALUE USING TECHSTREAM (STOP LIGHT SWITCH ASSEMBLY) |
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Power Source Control / Data List.
(e) Read the Data List according to the display on the Techstream.
Power Source Control
Tester Display |
Measurement Item/Range |
Normal Condition |
Specified Condition |
---|---|---|---|
Stop Light Switch1 |
Stop light switch1/ON or OFF |
ON: Brake pedal depressed OFF: Brake pedal released |
- |
Result |
Proceed to |
---|---|
ON and OFF do not appear on the screen. |
A |
ON and OFF appear on the screen (for 2GR-FE). |
B |
ON and OFF appear on the screen (for 1AR-FE). |
C |
A |
REPLACE POWER MANAGEMENT CONTROL ECU |
B |
GO TO SFI SYSTEM (for 2GR-FE) |
C |
GO TO SFI SYSTEM (for 1AR-FE) |
Positioning a floor jack
When raising your vehicle with a floor jack, position the jack correctly.
Improper placement may damage your vehicle or cause injury.
►Front
►Rear (2WD models)
►Rear (AWD models)
CAUTION
- When raising your vehicle
Make sur ...
System Description
SYSTEM DESCRIPTION
1. GENERAL
This system has the following functions: manual slide open and close; auto slide
open; manual tilt up and down; auto tilt up; jam protection; key off operation.
2. FUNCTION OF MAIN COMPONENT
Component
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DESCRIPTION
The main body ECU (driver side junction block assembly) controls the headlight
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WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following
inspection proc ...